#0  unity::QuicklistView::CheckAndEmitItemSignal (this=this@entry=0x56056ed86000, x=123, y=y@entry=79) at ./launcher/QuicklistView.cpp:619
  [Error: QuicklistView.cpp was not found in source tree]
#1  0x00007f4af52ba9d5 in unity::QuicklistView::RecvItemMouseRelease (this=0x56056ed86000, item=0x56056ff62a60, x=80, y=<optimized out>) at ./launcher/QuicklistView.cpp:649
  [Error: QuicklistView.cpp was not found in source tree]
#2  0x00007f4af52b6715 in emit (_A_a3=@0x7fff24b5add8: 14, _A_a2=@0x7fff24b5addc: 80, _A_a1=@0x7fff24b5ade8: 0x56056ff62a60, impl=0x56056ed77360) at /usr/include/sigc++-2.0/sigc++/signal.h:1562
  [Error: signal.h was not found in source tree]
#3  emit (this=<optimized out>, _A_a3=@0x7fff24b5add8: 14, _A_a2=@0x7fff24b5addc: 80, _A_a1=@0x7fff24b5ade8: 0x56056ff62a60) at /usr/include/sigc++-2.0/sigc++/signal.h:3263
  [Error: signal.h was not found in source tree]
#4  unity::QuicklistMenuItem::RecvMouseUp (this=<optimized out>, x=<optimized out>, y=<optimized out>, button_flags=<optimized out>, key_flags=<optimized out>) at ./launcher/QuicklistMenuItem.cpp:178
  [Error: QuicklistMenuItem.cpp was not found in source tree]
#5  0x00007f4af3e40a81 in emit (_A_a4=@0x7fff24b5ae68: 0, _A_a3=@0x7fff24b5ae70: 2101248, _A_a2=@0x7fff24b5ae78: 14, _A_a1=@0x7fff24b5ae7c: 80, impl=0x56056f9c3c20) at /usr/include/sigc++-2.0/sigc++/signal.h:1831
  [Error: signal.h was not found in source tree]
#6  emit (this=0x56056f7d5188, _A_a4=@0x7fff24b5ae68: 0, _A_a3=@0x7fff24b5ae70: 2101248, _A_a2=@0x7fff24b5ae78: 14, _A_a1=@0x7fff24b5ae7c: 80) at /usr/include/sigc++-2.0/sigc++/signal.h:3420
  [Error: signal.h was not found in source tree]
#7  nux::InputArea::EmitMouseUpSignal (this=this@entry=0x56056ff62a60, x=<optimized out>, x@entry=80, y=<optimized out>, y@entry=14, mouse_button_state=<optimized out>, special_keys_state=<optimized out>, special_keys_state@entry=0) at InputArea.cpp:300
  [Error: InputArea.cpp was not found in source tree]
#8  0x00007f4af3e740f8 in nux::WindowCompositor::UpdateMouseOwner (this=this@entry=0x56056f56a580, event=..., area_under_mouse_changed=area_under_mouse_changed@entry=false) at WindowCompositor.cpp:646
  [Error: WindowCompositor.cpp was not found in source tree]
#9  0x00007f4af3e74c87 in nux::WindowCompositor::MouseEventCycle (this=0x56056f56a580, event=...) at WindowCompositor.cpp:723
  [Error: WindowCompositor.cpp was not found in source tree]
#10 0x00007f4af3e75a2b in nux::WindowCompositor::ProcessEvent (this=0x56056f56a580, event=...) at WindowCompositor.cpp:1171
  [Error: WindowCompositor.cpp was not found in source tree]
#11 0x00007f4af3e7a459 in nux::WindowThread::DoProcessEvent (this=<optimized out>, event=...) at WindowThread.cpp:600
  [Error: WindowThread.cpp was not found in source tree]
#12 0x00007f4af3e4bce6 in nux::nux_event_dispatch (user_data=0x56056ef02640) at MainLoopGLib.cpp:128
  [Error: MainLoopGLib.cpp was not found in source tree]
#13 0x00007f4b151cd75a in g_main_context_dispatch () from /tmp/apport_sandbox_rP8xn_/lib/x86_64-linux-gnu/libglib-2.0.so.0
#14 0x00007f4b151cdb10 in g_main_context_iterate.isra () from /tmp/apport_sandbox_rP8xn_/lib/x86_64-linux-gnu/libglib-2.0.so.0
#15 0x00007f4b151cde32 in g_main_loop_run () from /tmp/apport_sandbox_rP8xn_/lib/x86_64-linux-gnu/libglib-2.0.so.0
#16 0x00007f4af1ce61b9 in zeitgeist_log_construct () from /tmp/apport_sandbox_rP8xn_/usr/lib/x86_64-linux-gnu/libzeitgeist-2.0.so.0
#17 0x00007f4af1ce6bf5 in zeitgeist_log_get_default () from /tmp/apport_sandbox_rP8xn_/usr/lib/x86_64-linux-gnu/libzeitgeist-2.0.so.0
#18 0x00007f4af53a4cc9 in unity::desktop::Application::LogEvent (this=this@entry=0x56056ea9cc10, type=type@entry=unity::ACCESS, subject=...) at ./unity-shared/DesktopApplicationManager.cpp:73
  [Error: DesktopApplicationManager.cpp was not found in source tree]
#19 0x00007f4af52e35e8 in unity::launcher::ApplicationLauncherIcon::LogUnityEvent (this=this@entry=0x56056f6ed730, type=type@entry=unity::ACCESS) at ./launcher/ApplicationLauncherIcon.cpp:565
  [Error: ApplicationLauncherIcon.cpp was not found in source tree]
#20 0x00007f4af52e3ced in unity::launcher::ApplicationLauncherIcon::UnStick (this=0x56056f6ed730) at ./launcher/ApplicationLauncherIcon.cpp:538
  [Error: ApplicationLauncherIcon.cpp was not found in source tree]
#21 0x00007f4af52cd2c9 in operator() (__args#1=<optimized out>, __args#0=<optimized out>, this=<optimized out>) at /usr/include/c++/6/functional:2127
  [Error: functional was not found in source tree]
#22 unity::glib::Signal<void, _DbusmenuMenuitem*, unsigned int>::Callback (object=<optimized out>, vs#0=<optimized out>, self=<optimized out>) at ./launcher/../UnityCore/GLibSignal-inl.h:57
  [Error: GLibSignal-inl.h was not found in source tree]
#23 0x00007f4b13bceecf in g_closure_invoke () from /tmp/apport_sandbox_rP8xn_/usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
#24 0x00007f4b13be0f82 in signal_emit_unlocked_R () from /tmp/apport_sandbox_rP8xn_/usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
#25 0x00007f4b13be9bdc in g_signal_emit_valist () from /tmp/apport_sandbox_rP8xn_/usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
#26 0x00007f4b13be9fbf in g_signal_emit () from /tmp/apport_sandbox_rP8xn_/usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
#27 0x00007f4af2e453ea in dbusmenu_menuitem_handle_event (mi=0x56056f9e4440, name=name@entry=0x7f4af54922c0 "clicked", variant=0x7f4b04019e70, variant@entry=0x0, timestamp=109924) at ../../../libdbusmenu-glib/menuitem.c:1767
  [Error: menuitem.c was not found in source tree]
#28 0x00007f4af52b5e50 in unity::QuicklistMenuItem::Activate (this=0x56056ff62a60) at ./launcher/QuicklistMenuItem.cpp:157
  [Error: QuicklistMenuItem.cpp was not found in source tree]
#29 0x00007f4af52ba89d in unity::QuicklistView::ActivateItem (this=this@entry=0x56056ed86000, item=<optimized out>) at ./launcher/QuicklistView.cpp:638
  [Error: QuicklistView.cpp was not found in source tree]
#30 0x00007f4af52ba967 in unity::QuicklistView::CheckAndEmitItemSignal (this=this@entry=0x56056ed86000, x=123, y=y@entry=79) at ./launcher/QuicklistView.cpp:628
  [Error: QuicklistView.cpp was not found in source tree]
#31 0x00007f4af52ba9d5 in unity::QuicklistView::RecvItemMouseRelease (this=0x56056ed86000, item=0x56056ff62a60, x=80, y=<optimized out>) at ./launcher/QuicklistView.cpp:649
  [Error: QuicklistView.cpp was not found in source tree]
#32 0x00007f4af52b6715 in emit (_A_a3=@0x7fff24b5c358: 14, _A_a2=@0x7fff24b5c35c: 80, _A_a1=@0x7fff24b5c368: 0x56056ff62a60, impl=0x56056ed77360) at /usr/include/sigc++-2.0/sigc++/signal.h:1562
  [Error: signal.h was not found in source tree]
#33 emit (this=<optimized out>, _A_a3=@0x7fff24b5c358: 14, _A_a2=@0x7fff24b5c35c: 80, _A_a1=@0x7fff24b5c368: 0x56056ff62a60) at /usr/include/sigc++-2.0/sigc++/signal.h:3263
  [Error: signal.h was not found in source tree]
#34 unity::QuicklistMenuItem::RecvMouseUp (this=<optimized out>, x=<optimized out>, y=<optimized out>, button_flags=<optimized out>, key_flags=<optimized out>) at ./launcher/QuicklistMenuItem.cpp:178
  [Error: QuicklistMenuItem.cpp was not found in source tree]
#35 0x00007f4af3e40a81 in emit (_A_a4=@0x7fff24b5c3e8: 0, _A_a3=@0x7fff24b5c3f0: 2101248, _A_a2=@0x7fff24b5c3f8: 14, _A_a1=@0x7fff24b5c3fc: 80, impl=0x56056f9c3c20) at /usr/include/sigc++-2.0/sigc++/signal.h:1831
  [Error: signal.h was not found in source tree]
#36 emit (this=0x56056f7c1848, _A_a4=@0x7fff24b5c3e8: 0, _A_a3=@0x7fff24b5c3f0: 2101248, _A_a2=@0x7fff24b5c3f8: 14, _A_a1=@0x7fff24b5c3fc: 80) at /usr/include/sigc++-2.0/sigc++/signal.h:3420
  [Error: signal.h was not found in source tree]
#37 nux::InputArea::EmitMouseUpSignal (this=this@entry=0x56056ff62a60, x=<optimized out>, x@entry=80, y=<optimized out>, y@entry=14, mouse_button_state=<optimized out>, special_keys_state=<optimized out>, special_keys_state@entry=0) at InputArea.cpp:300
  [Error: InputArea.cpp was not found in source tree]
#38 0x00007f4af3e740f8 in nux::WindowCompositor::UpdateMouseOwner (this=this@entry=0x56056f56a580, event=..., area_under_mouse_changed=area_under_mouse_changed@entry=false) at WindowCompositor.cpp:646
  [Error: WindowCompositor.cpp was not found in source tree]
#39 0x00007f4af3e74c87 in nux::WindowCompositor::MouseEventCycle (this=0x56056f56a580, event=...) at WindowCompositor.cpp:723
  [Error: WindowCompositor.cpp was not found in source tree]
#40 0x00007f4af3e75a2b in nux::WindowCompositor::ProcessEvent (this=0x56056f56a580, event=...) at WindowCompositor.cpp:1171
  [Error: WindowCompositor.cpp was not found in source tree]
#41 0x00007f4af3e7a459 in nux::WindowThread::DoProcessEvent (this=<optimized out>, event=...) at WindowThread.cpp:600
  [Error: WindowThread.cpp was not found in source tree]
#42 0x00007f4af3e4bce6 in nux::nux_event_dispatch (user_data=0x56056ef02640) at MainLoopGLib.cpp:128
  [Error: MainLoopGLib.cpp was not found in source tree]
#43 0x00007f4b151cd75a in g_main_context_dispatch () from /tmp/apport_sandbox_rP8xn_/lib/x86_64-linux-gnu/libglib-2.0.so.0
#44 0x00007f4b151cdb10 in g_main_context_iterate.isra () from /tmp/apport_sandbox_rP8xn_/lib/x86_64-linux-gnu/libglib-2.0.so.0
#45 0x00007f4b151cde32 in g_main_loop_run () from /tmp/apport_sandbox_rP8xn_/lib/x86_64-linux-gnu/libglib-2.0.so.0
#46 0x00007f4af1ce61b9 in zeitgeist_log_construct () from /tmp/apport_sandbox_rP8xn_/usr/lib/x86_64-linux-gnu/libzeitgeist-2.0.so.0
#47 0x00007f4af1ce6bf5 in zeitgeist_log_get_default () from /tmp/apport_sandbox_rP8xn_/usr/lib/x86_64-linux-gnu/libzeitgeist-2.0.so.0
#48 0x00007f4af53a4cc9 in unity::desktop::Application::LogEvent (this=this@entry=0x56056ea9cc10, type=type@entry=unity::ACCESS, subject=...) at ./unity-shared/DesktopApplicationManager.cpp:73
  [Error: DesktopApplicationManager.cpp was not found in source tree]
#49 0x00007f4af52e35e8 in unity::launcher::ApplicationLauncherIcon::LogUnityEvent (this=this@entry=0x56056f6ed730, type=type@entry=unity::ACCESS) at ./launcher/ApplicationLauncherIcon.cpp:565
  [Error: ApplicationLauncherIcon.cpp was not found in source tree]
#50 0x00007f4af52e3ced in unity::launcher::ApplicationLauncherIcon::UnStick (this=0x56056f6ed730) at ./launcher/ApplicationLauncherIcon.cpp:538
  [Error: ApplicationLauncherIcon.cpp was not found in source tree]
#51 0x00007f4af52cd2c9 in operator() (__args#1=<optimized out>, __args#0=<optimized out>, this=<optimized out>) at /usr/include/c++/6/functional:2127
  [Error: functional was not found in source tree]
#52 unity::glib::Signal<void, _DbusmenuMenuitem*, unsigned int>::Callback (object=<optimized out>, vs#0=<optimized out>, self=<optimized out>) at ./launcher/../UnityCore/GLibSignal-inl.h:57
  [Error: GLibSignal-inl.h was not found in source tree]
#53 0x00007f4b13bceecf in g_closure_invoke () from /tmp/apport_sandbox_rP8xn_/usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
#54 0x00007f4b13be0f82 in signal_emit_unlocked_R () from /tmp/apport_sandbox_rP8xn_/usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
#55 0x00007f4b13be9bdc in g_signal_emit_valist () from /tmp/apport_sandbox_rP8xn_/usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
#56 0x00007f4b13be9fbf in g_signal_emit () from /tmp/apport_sandbox_rP8xn_/usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
#57 0x00007f4af2e453ea in dbusmenu_menuitem_handle_event (mi=0x56056f9e4440, name=name@entry=0x7f4af54922c0 "clicked", variant=0x7f4afc02a230, variant@entry=0x0, timestamp=100905) at ../../../libdbusmenu-glib/menuitem.c:1767
  [Error: menuitem.c was not found in source tree]
#58 0x00007f4af52b5e50 in unity::QuicklistMenuItem::Activate (this=0x56056ff62a60) at ./launcher/QuicklistMenuItem.cpp:157
  [Error: QuicklistMenuItem.cpp was not found in source tree]
#59 0x00007f4af52ba89d in unity::QuicklistView::ActivateItem (this=this@entry=0x56056ed86000, item=<optimized out>) at ./launcher/QuicklistView.cpp:638
  [Error: QuicklistView.cpp was not found in source tree]
#60 0x00007f4af52ba967 in unity::QuicklistView::CheckAndEmitItemSignal (this=this@entry=0x56056ed86000, x=124, y=y@entry=79) at ./launcher/QuicklistView.cpp:628
  [Error: QuicklistView.cpp was not found in source tree]
#61 0x00007f4af52ba9d5 in unity::QuicklistView::RecvItemMouseRelease (this=0x56056ed86000, item=0x56056ff62a60, x=81, y=<optimized out>) at ./launcher/QuicklistView.cpp:649
  [Error: QuicklistView.cpp was not found in source tree]
#62 0x00007f4af52b6715 in emit (_A_a3=@0x7fff24b5d8d8: 14, _A_a2=@0x7fff24b5d8dc: 81, _A_a1=@0x7fff24b5d8e8: 0x56056ff62a60, impl=0x56056ed77360) at /usr/include/sigc++-2.0/sigc++/signal.h:1562
  [Error: signal.h was not found in source tree]
#63 emit (this=<optimized out>, _A_a3=@0x7fff24b5d8d8: 14, _A_a2=@0x7fff24b5d8dc: 81, _A_a1=@0x7fff24b5d8e8: 0x56056ff62a60) at /usr/include/sigc++-2.0/sigc++/signal.h:3263
  [Error: signal.h was not found in source tree]
#64 unity::QuicklistMenuItem::RecvMouseUp (this=<optimized out>, x=<optimized out>, y=<optimized out>, button_flags=<optimized out>, key_flags=<optimized out>) at ./launcher/QuicklistMenuItem.cpp:178
  [Error: QuicklistMenuItem.cpp was not found in source tree]
#65 0x00007f4af3e40a81 in emit (_A_a4=@0x7fff24b5d968: 0, _A_a3=@0x7fff24b5d970: 2101248, _A_a2=@0x7fff24b5d978: 14, _A_a1=@0x7fff24b5d97c: 81, impl=0x56056f9c3c20) at /usr/include/sigc++-2.0/sigc++/signal.h:1831
  [Error: signal.h was not found in source tree]
#66 emit (this=0x56056f9f8278, _A_a4=@0x7fff24b5d968: 0, _A_a3=@0x7fff24b5d970: 2101248, _A_a2=@0x7fff24b5d978: 14, _A_a1=@0x7fff24b5d97c: 81) at /usr/include/sigc++-2.0/sigc++/signal.h:3420
  [Error: signal.h was not found in source tree]
#67 nux::InputArea::EmitMouseUpSignal (this=this@entry=0x56056ff62a60, x=<optimized out>, x@entry=81, y=<optimized out>, y@entry=14, mouse_button_state=<optimized out>, special_keys_state=<optimized out>, special_keys_state@entry=0) at InputArea.cpp:300
  [Error: InputArea.cpp was not found in source tree]
#68 0x00007f4af3e740f8 in nux::WindowCompositor::UpdateMouseOwner (this=this@entry=0x56056f56a580, event=..., area_under_mouse_changed=area_under_mouse_changed@entry=false) at WindowCompositor.cpp:646
  [Error: WindowCompositor.cpp was not found in source tree]
#69 0x00007f4af3e74c87 in nux::WindowCompositor::MouseEventCycle (this=0x56056f56a580, event=...) at WindowCompositor.cpp:723
  [Error: WindowCompositor.cpp was not found in source tree]
#70 0x00007f4af3e75a2b in nux::WindowCompositor::ProcessEvent (this=0x56056f56a580, event=...) at WindowCompositor.cpp:1171
  [Error: WindowCompositor.cpp was not found in source tree]
#71 0x00007f4af3e7a459 in nux::WindowThread::DoProcessEvent (this=<optimized out>, event=...) at WindowThread.cpp:600
  [Error: WindowThread.cpp was not found in source tree]
#72 0x00007f4af3e4bce6 in nux::nux_event_dispatch (user_data=0x56056ef02640) at MainLoopGLib.cpp:128
  [Error: MainLoopGLib.cpp was not found in source tree]
#73 0x00007f4b151cd75a in g_main_context_dispatch () from /tmp/apport_sandbox_rP8xn_/lib/x86_64-linux-gnu/libglib-2.0.so.0
#74 0x00007f4b151cdb10 in g_main_context_iterate.isra () from /tmp/apport_sandbox_rP8xn_/lib/x86_64-linux-gnu/libglib-2.0.so.0
#75 0x00007f4b151cde32 in g_main_loop_run () from /tmp/apport_sandbox_rP8xn_/lib/x86_64-linux-gnu/libglib-2.0.so.0
#76 0x00007f4af1ce61b9 in zeitgeist_log_construct () from /tmp/apport_sandbox_rP8xn_/usr/lib/x86_64-linux-gnu/libzeitgeist-2.0.so.0
#77 0x00007f4af1ce6bf5 in zeitgeist_log_get_default () from /tmp/apport_sandbox_rP8xn_/usr/lib/x86_64-linux-gnu/libzeitgeist-2.0.so.0
#78 0x00007f4af53a4cc9 in unity::desktop::Application::LogEvent (this=this@entry=0x56056ea9cc10, type=type@entry=unity::ACCESS, subject=...) at ./unity-shared/DesktopApplicationManager.cpp:73
  [Error: DesktopApplicationManager.cpp was not found in source tree]
#79 0x00007f4af52e35e8 in unity::launcher::ApplicationLauncherIcon::LogUnityEvent (this=this@entry=0x56056f6ed730, type=type@entry=unity::ACCESS) at ./launcher/ApplicationLauncherIcon.cpp:565
  [Error: ApplicationLauncherIcon.cpp was not found in source tree]
#80 0x00007f4af52e3ced in unity::launcher::ApplicationLauncherIcon::UnStick (this=0x56056f6ed730) at ./launcher/ApplicationLauncherIcon.cpp:538
  [Error: ApplicationLauncherIcon.cpp was not found in source tree]
#81 0x00007f4af52cd2c9 in operator() (__args#1=<optimized out>, __args#0=<optimized out>, this=<optimized out>) at /usr/include/c++/6/functional:2127
  [Error: functional was not found in source tree]
#82 unity::glib::Signal<void, _DbusmenuMenuitem*, unsigned int>::Callback (object=<optimized out>, vs#0=<optimized out>, self=<optimized out>) at ./launcher/../UnityCore/GLibSignal-inl.h:57
  [Error: GLibSignal-inl.h was not found in source tree]
#83 0x00007f4b13bceecf in g_closure_invoke () from /tmp/apport_sandbox_rP8xn_/usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
#84 0x00007f4b13be0f82 in signal_emit_unlocked_R () from /tmp/apport_sandbox_rP8xn_/usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
#85 0x00007f4b13be9bdc in g_signal_emit_valist () from /tmp/apport_sandbox_rP8xn_/usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
#86 0x00007f4b13be9fbf in g_signal_emit () from /tmp/apport_sandbox_rP8xn_/usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
#87 0x00007f4af2e453ea in dbusmenu_menuitem_handle_event (mi=0x56056f9e4440, name=name@entry=0x7f4af54922c0 "clicked", variant=0x56056eb35040, variant@entry=0x0, timestamp=98906) at ../../../libdbusmenu-glib/menuitem.c:1767
  [Error: menuitem.c was not found in source tree]
#88 0x00007f4af52b5e50 in unity::QuicklistMenuItem::Activate (this=0x56056ff62a60) at ./launcher/QuicklistMenuItem.cpp:157
  [Error: QuicklistMenuItem.cpp was not found in source tree]
#89 0x00007f4af52ba89d in unity::QuicklistView::ActivateItem (this=this@entry=0x56056ed86000, item=<optimized out>) at ./launcher/QuicklistView.cpp:638
  [Error: QuicklistView.cpp was not found in source tree]
#90 0x00007f4af52ba967 in unity::QuicklistView::CheckAndEmitItemSignal (this=this@entry=0x56056ed86000, x=121, y=y@entry=77) at ./launcher/QuicklistView.cpp:628
  [Error: QuicklistView.cpp was not found in source tree]
#91 0x00007f4af52ba9d5 in unity::QuicklistView::RecvItemMouseRelease (this=0x56056ed86000, item=0x56056ff62a60, x=78, y=<optimized out>) at ./launcher/QuicklistView.cpp:649
  [Error: QuicklistView.cpp was not found in source tree]
#92 0x00007f4af52b6715 in emit (_A_a3=@0x7fff24b5ee58: 12, _A_a2=@0x7fff24b5ee5c: 78, _A_a1=@0x7fff24b5ee68: 0x56056ff62a60, impl=0x56056ed77360) at /usr/include/sigc++-2.0/sigc++/signal.h:1562
  [Error: signal.h was not found in source tree]
#93 emit (this=<optimized out>, _A_a3=@0x7fff24b5ee58: 12, _A_a2=@0x7fff24b5ee5c: 78, _A_a1=@0x7fff24b5ee68: 0x56056ff62a60) at /usr/include/sigc++-2.0/sigc++/signal.h:3263
  [Error: signal.h was not found in source tree]
#94 unity::QuicklistMenuItem::RecvMouseUp (this=<optimized out>, x=<optimized out>, y=<optimized out>, button_flags=<optimized out>, key_flags=<optimized out>) at ./launcher/QuicklistMenuItem.cpp:178
  [Error: QuicklistMenuItem.cpp was not found in source tree]
#95 0x00007f4af3e40a81 in emit (_A_a4=@0x7fff24b5eee8: 0, _A_a3=@0x7fff24b5eef0: 2101248, _A_a2=@0x7fff24b5eef8: 12, _A_a1=@0x7fff24b5eefc: 78, impl=0x56056f9c3c20) at /usr/include/sigc++-2.0/sigc++/signal.h:1831
  [Error: signal.h was not found in source tree]
#96 emit (this=0x56056ea99138, _A_a4=@0x7fff24b5eee8: 0, _A_a3=@0x7fff24b5eef0: 2101248, _A_a2=@0x7fff24b5eef8: 12, _A_a1=@0x7fff24b5eefc: 78) at /usr/include/sigc++-2.0/sigc++/signal.h:3420
  [Error: signal.h was not found in source tree]
#97 nux::InputArea::EmitMouseUpSignal (this=this@entry=0x56056ff62a60, x=<optimized out>, x@entry=78, y=<optimized out>, y@entry=12, mouse_button_state=<optimized out>, special_keys_state=<optimized out>, special_keys_state@entry=0) at InputArea.cpp:300
  [Error: InputArea.cpp was not found in source tree]
#98 0x00007f4af3e740f8 in nux::WindowCompositor::UpdateMouseOwner (this=this@entry=0x56056f56a580, event=..., area_under_mouse_changed=area_under_mouse_changed@entry=false) at WindowCompositor.cpp:646
  [Error: WindowCompositor.cpp was not found in source tree]
#99 0x00007f4af3e74c87 in nux::WindowCompositor::MouseEventCycle (this=0x56056f56a580, event=...) at WindowCompositor.cpp:723
  [Error: WindowCompositor.cpp was not found in source tree]
#100 0x00007f4af3e75a2b in nux::WindowCompositor::ProcessEvent (this=0x56056f56a580, event=...) at WindowCompositor.cpp:1171
  [Error: WindowCompositor.cpp was not found in source tree]
#101 0x00007f4af3e7a459 in nux::WindowThread::DoProcessEvent (this=<optimized out>, event=...) at WindowThread.cpp:600
  [Error: WindowThread.cpp was not found in source tree]
#102 0x00007f4af3e4bce6 in nux::nux_event_dispatch (user_data=0x56056ef02640) at MainLoopGLib.cpp:128
  [Error: MainLoopGLib.cpp was not found in source tree]
#103 0x00007f4b151cd75a in g_main_context_dispatch () from /tmp/apport_sandbox_rP8xn_/lib/x86_64-linux-gnu/libglib-2.0.so.0
#104 0x00007f4b151cdb10 in g_main_context_iterate.isra () from /tmp/apport_sandbox_rP8xn_/lib/x86_64-linux-gnu/libglib-2.0.so.0
#105 0x00007f4b151cde32 in g_main_loop_run () from /tmp/apport_sandbox_rP8xn_/lib/x86_64-linux-gnu/libglib-2.0.so.0
#106 0x00007f4af1ce61b9 in zeitgeist_log_construct () from /tmp/apport_sandbox_rP8xn_/usr/lib/x86_64-linux-gnu/libzeitgeist-2.0.so.0
#107 0x00007f4af1ce6bf5 in zeitgeist_log_get_default () from /tmp/apport_sandbox_rP8xn_/usr/lib/x86_64-linux-gnu/libzeitgeist-2.0.so.0
#108 0x00007f4af53a4cc9 in unity::desktop::Application::LogEvent (this=this@entry=0x56056ea9cc10, type=type@entry=unity::ACCESS, subject=...) at ./unity-shared/DesktopApplicationManager.cpp:73
  [Error: DesktopApplicationManager.cpp was not found in source tree]
#109 0x00007f4af52e35e8 in unity::launcher::ApplicationLauncherIcon::LogUnityEvent (this=this@entry=0x56056f6ed730, type=type@entry=unity::ACCESS) at ./launcher/ApplicationLauncherIcon.cpp:565
  [Error: ApplicationLauncherIcon.cpp was not found in source tree]
#110 0x00007f4af52e3ced in unity::launcher::ApplicationLauncherIcon::UnStick (this=0x56056f6ed730) at ./launcher/ApplicationLauncherIcon.cpp:538
  [Error: ApplicationLauncherIcon.cpp was not found in source tree]
#111 0x00007f4af52cd2c9 in operator() (__args#1=<optimized out>, __args#0=<optimized out>, this=<optimized out>) at /usr/include/c++/6/functional:2127
  [Error: functional was not found in source tree]
#112 unity::glib::Signal<void, _DbusmenuMenuitem*, unsigned int>::Callback (object=<optimized out>, vs#0=<optimized out>, self=<optimized out>) at ./launcher/../UnityCore/GLibSignal-inl.h:57
  [Error: GLibSignal-inl.h was not found in source tree]
#113 0x00007f4b13bceecf in g_closure_invoke () from /tmp/apport_sandbox_rP8xn_/usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
#114 0x00007f4b13be0f82 in signal_emit_unlocked_R () from /tmp/apport_sandbox_rP8xn_/usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
#115 0x00007f4b13be9bdc in g_signal_emit_valist () from /tmp/apport_sandbox_rP8xn_/usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
#116 0x00007f4b13be9fbf in g_signal_emit () from /tmp/apport_sandbox_rP8xn_/usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
#117 0x00007f4af2e453ea in dbusmenu_menuitem_handle_event (mi=0x56056f9e4440, name=name@entry=0x7f4af54922c0 "clicked", variant=0x7f4b0401a300, variant@entry=0x0, timestamp=97319) at ../../../libdbusmenu-glib/menuitem.c:1767
  [Error: menuitem.c was not found in source tree]
#118 0x00007f4af52b5e50 in unity::QuicklistMenuItem::Activate (this=0x56056ff62a60) at ./launcher/QuicklistMenuItem.cpp:157
  [Error: QuicklistMenuItem.cpp was not found in source tree]
#119 0x00007f4af52ba89d in unity::QuicklistView::ActivateItem (this=this@entry=0x56056ed86000, item=<optimized out>) at ./launcher/QuicklistView.cpp:638
  [Error: QuicklistView.cpp was not found in source tree]
#120 0x00007f4af52ba967 in unity::QuicklistView::CheckAndEmitItemSignal (this=this@entry=0x56056ed86000, x=115, y=y@entry=79) at ./launcher/QuicklistView.cpp:628
  [Error: QuicklistView.cpp was not found in source tree]
#121 0x00007f4af52ba9d5 in unity::QuicklistView::RecvItemMouseRelease (this=0x56056ed86000, item=0x56056ff62a60, x=72, y=<optimized out>) at ./launcher/QuicklistView.cpp:649
  [Error: QuicklistView.cpp was not found in source tree]
#122 0x00007f4af52b6715 in emit (_A_a3=@0x7fff24b603d8: 14, _A_a2=@0x7fff24b603dc: 72, _A_a1=@0x7fff24b603e8: 0x56056ff62a60, impl=0x56056ed77360) at /usr/include/sigc++-2.0/sigc++/signal.h:1562
  [Error: signal.h was not found in source tree]
#123 emit (this=<optimized out>, _A_a3=@0x7fff24b603d8: 14, _A_a2=@0x7fff24b603dc: 72, _A_a1=@0x7fff24b603e8: 0x56056ff62a60) at /usr/include/sigc++-2.0/sigc++/signal.h:3263
  [Error: signal.h was not found in source tree]
#124 unity::QuicklistMenuItem::RecvMouseUp (this=<optimized out>, x=<optimized out>, y=<optimized out>, button_flags=<optimized out>, key_flags=<optimized out>) at ./launcher/QuicklistMenuItem.cpp:178
  [Error: QuicklistMenuItem.cpp was not found in source tree]
#125 0x00007f4af3e40a81 in emit (_A_a4=@0x7fff24b60468: 0, _A_a3=@0x7fff24b60470: 2101248, _A_a2=@0x7fff24b60478: 14, _A_a1=@0x7fff24b6047c: 72, impl=0x56056f9c3c20) at /usr/include/sigc++-2.0/sigc++/signal.h:1831
  [Error: signal.h was not found in source tree]
#126 emit (this=0x56056eb27748, _A_a4=@0x7fff24b60468: 0, _A_a3=@0x7fff24b60470: 2101248, _A_a2=@0x7fff24b60478: 14, _A_a1=@0x7fff24b6047c: 72) at /usr/include/sigc++-2.0/sigc++/signal.h:3420
  [Error: signal.h was not found in source tree]
#127 nux::InputArea::EmitMouseUpSignal (this=this@entry=0x56056ff62a60, x=<optimized out>, x@entry=72, y=<optimized out>, y@entry=14, mouse_button_state=<optimized out>, special_keys_state=<optimized out>, special_keys_state@entry=0) at InputArea.cpp:300
  [Error: InputArea.cpp was not found in source tree]
#128 0x00007f4af3e740f8 in nux::WindowCompositor::UpdateMouseOwner (this=this@entry=0x56056f56a580, event=..., area_under_mouse_changed=area_under_mouse_changed@entry=false) at WindowCompositor.cpp:646
  [Error: WindowCompositor.cpp was not found in source tree]
#129 0x00007f4af3e74c87 in nux::WindowCompositor::MouseEventCycle (this=0x56056f56a580, event=...) at WindowCompositor.cpp:723
  [Error: WindowCompositor.cpp was not found in source tree]
#130 0x00007f4af3e75a2b in nux::WindowCompositor::ProcessEvent (this=0x56056f56a580, event=...) at WindowCompositor.cpp:1171
  [Error: WindowCompositor.cpp was not found in source tree]
#131 0x00007f4af3e7a459 in nux::WindowThread::DoProcessEvent (this=<optimized out>, event=...) at WindowThread.cpp:600
  [Error: WindowThread.cpp was not found in source tree]
#132 0x00007f4af3e4bce6 in nux::nux_event_dispatch (user_data=0x56056ef02640) at MainLoopGLib.cpp:128
  [Error: MainLoopGLib.cpp was not found in source tree]
#133 0x00007f4b151cd75a in g_main_context_dispatch () from /tmp/apport_sandbox_rP8xn_/lib/x86_64-linux-gnu/libglib-2.0.so.0
#134 0x00007f4b151cdb10 in g_main_context_iterate.isra () from /tmp/apport_sandbox_rP8xn_/lib/x86_64-linux-gnu/libglib-2.0.so.0
#135 0x00007f4b151cde32 in g_main_loop_run () from /tmp/apport_sandbox_rP8xn_/lib/x86_64-linux-gnu/libglib-2.0.so.0
#136 0x00007f4af1ce61b9 in zeitgeist_log_construct () from /tmp/apport_sandbox_rP8xn_/usr/lib/x86_64-linux-gnu/libzeitgeist-2.0.so.0
#137 0x00007f4af1ce6bf5 in zeitgeist_log_get_default () from /tmp/apport_sandbox_rP8xn_/usr/lib/x86_64-linux-gnu/libzeitgeist-2.0.so.0
#138 0x00007f4af53a4cc9 in unity::desktop::Application::LogEvent (this=this@entry=0x56056ea9cc10, type=type@entry=unity::ACCESS, subject=...) at ./unity-shared/DesktopApplicationManager.cpp:73
  [Error: DesktopApplicationManager.cpp was not found in source tree]
#139 0x00007f4af52e35e8 in unity::launcher::ApplicationLauncherIcon::LogUnityEvent (this=this@entry=0x56056f6ed730, type=type@entry=unity::ACCESS) at ./launcher/ApplicationLauncherIcon.cpp:565
  [Error: ApplicationLauncherIcon.cpp was not found in source tree]
#140 0x00007f4af52e3ced in unity::launcher::ApplicationLauncherIcon::UnStick (this=0x56056f6ed730) at ./launcher/ApplicationLauncherIcon.cpp:538
  [Error: ApplicationLauncherIcon.cpp was not found in source tree]
#141 0x00007f4af52cd2c9 in operator() (__args#1=<optimized out>, __args#0=<optimized out>, this=<optimized out>) at /usr/include/c++/6/functional:2127
  [Error: functional was not found in source tree]
#142 unity::glib::Signal<void, _DbusmenuMenuitem*, unsigned int>::Callback (object=<optimized out>, vs#0=<optimized out>, self=<optimized out>) at ./launcher/../UnityCore/GLibSignal-inl.h:57
  [Error: GLibSignal-inl.h was not found in source tree]
#143 0x00007f4b13bceecf in g_closure_invoke () from /tmp/apport_sandbox_rP8xn_/usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
#144 0x00007f4b13be0f82 in signal_emit_unlocked_R () from /tmp/apport_sandbox_rP8xn_/usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
#145 0x00007f4b13be9bdc in g_signal_emit_valist () from /tmp/apport_sandbox_rP8xn_/usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
#146 0x00007f4b13be9fbf in g_signal_emit () from /tmp/apport_sandbox_rP8xn_/usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
#147 0x00007f4af2e453ea in dbusmenu_menuitem_handle_event (mi=0x56056f9e4440, name=name@entry=0x7f4af54922c0 "clicked", variant=0x7f4afc02a350, variant@entry=0x0, timestamp=97117) at ../../../libdbusmenu-glib/menuitem.c:1767
  [Error: menuitem.c was not found in source tree]
#148 0x00007f4af52b5e50 in unity::QuicklistMenuItem::Activate (this=0x56056ff62a60) at ./launcher/QuicklistMenuItem.cpp:157
  [Error: QuicklistMenuItem.cpp was not found in source tree]
#149 0x00007f4af52ba89d in unity::QuicklistView::ActivateItem (this=this@entry=0x56056ed86000, item=<optimized out>) at ./launcher/QuicklistView.cpp:638
  [Error: QuicklistView.cpp was not found in source tree]
#150 0x00007f4af52ba967 in unity::QuicklistView::CheckAndEmitItemSignal (this=this@entry=0x56056ed86000, x=115, y=y@entry=79) at ./launcher/QuicklistView.cpp:628
  [Error: QuicklistView.cpp was not found in source tree]
#151 0x00007f4af52ba9d5 in unity::QuicklistView::RecvItemMouseRelease (this=0x56056ed86000, item=0x56056ff62a60, x=72, y=<optimized out>) at ./launcher/QuicklistView.cpp:649
  [Error: QuicklistView.cpp was not found in source tree]
#152 0x00007f4af52b6715 in emit (_A_a3=@0x7fff24b61958: 14, _A_a2=@0x7fff24b6195c: 72, _A_a1=@0x7fff24b61968: 0x56056ff62a60, impl=0x56056ed77360) at /usr/include/sigc++-2.0/sigc++/signal.h:1562
  [Error: signal.h was not found in source tree]
#153 emit (this=<optimized out>, _A_a3=@0x7fff24b61958: 14, _A_a2=@0x7fff24b6195c: 72, _A_a1=@0x7fff24b61968: 0x56056ff62a60) at /usr/include/sigc++-2.0/sigc++/signal.h:3263
  [Error: signal.h was not found in source tree]
#154 unity::QuicklistMenuItem::RecvMouseUp (this=<optimized out>, x=<optimized out>, y=<optimized out>, button_flags=<optimized out>, key_flags=<optimized out>) at ./launcher/QuicklistMenuItem.cpp:178
  [Error: QuicklistMenuItem.cpp was not found in source tree]
#155 0x00007f4af3e40a81 in emit (_A_a4=@0x7fff24b619e8: 0, _A_a3=@0x7fff24b619f0: 4096, _A_a2=@0x7fff24b619f8: 14, _A_a1=@0x7fff24b619fc: 72, impl=0x56056f9c3c20) at /usr/include/sigc++-2.0/sigc++/signal.h:1831
  [Error: signal.h was not found in source tree]
#156 emit (this=0x56056eb26dd8, _A_a4=@0x7fff24b619e8: 0, _A_a3=@0x7fff24b619f0: 4096, _A_a2=@0x7fff24b619f8: 14, _A_a1=@0x7fff24b619fc: 72) at /usr/include/sigc++-2.0/sigc++/signal.h:3420
  [Error: signal.h was not found in source tree]
#157 nux::InputArea::EmitMouseUpSignal (this=this@entry=0x56056ff62a60, x=<optimized out>, x@entry=72, y=<optimized out>, y@entry=14, mouse_button_state=<optimized out>, special_keys_state=<optimized out>, special_keys_state@entry=0) at InputArea.cpp:300
  [Error: InputArea.cpp was not found in source tree]
#158 0x00007f4af3e740f8 in nux::WindowCompositor::UpdateMouseOwner (this=this@entry=0x56056f56a580, event=..., area_under_mouse_changed=area_under_mouse_changed@entry=false) at WindowCompositor.cpp:646
  [Error: WindowCompositor.cpp was not found in source tree]
#159 0x00007f4af3e74c87 in nux::WindowCompositor::MouseEventCycle (this=0x56056f56a580, event=...) at WindowCompositor.cpp:723
  [Error: WindowCompositor.cpp was not found in source tree]
#160 0x00007f4af3e75a2b in nux::WindowCompositor::ProcessEvent (this=0x56056f56a580, event=...) at WindowCompositor.cpp:1171
  [Error: WindowCompositor.cpp was not found in source tree]
#161 0x00007f4af3e7a459 in nux::WindowThread::DoProcessEvent (this=<optimized out>, event=...) at WindowThread.cpp:600
  [Error: WindowThread.cpp was not found in source tree]
#162 0x00007f4af3e4bce6 in nux::nux_event_dispatch (user_data=0x56056ef02640) at MainLoopGLib.cpp:128
  [Error: MainLoopGLib.cpp was not found in source tree]
#163 0x00007f4b151cd75a in g_main_context_dispatch () from /tmp/apport_sandbox_rP8xn_/lib/x86_64-linux-gnu/libglib-2.0.so.0
#164 0x00007f4b151cdb10 in g_main_context_iterate.isra () from /tmp/apport_sandbox_rP8xn_/lib/x86_64-linux-gnu/libglib-2.0.so.0
#165 0x00007f4b151cde32 in g_main_loop_run () from /tmp/apport_sandbox_rP8xn_/lib/x86_64-linux-gnu/libglib-2.0.so.0
#166 0x00007f4af1ce61b9 in zeitgeist_log_construct () from /tmp/apport_sandbox_rP8xn_/usr/lib/x86_64-linux-gnu/libzeitgeist-2.0.so.0
#167 0x00007f4af1ce6bf5 in zeitgeist_log_get_default () from /tmp/apport_sandbox_rP8xn_/usr/lib/x86_64-linux-gnu/libzeitgeist-2.0.so.0
#168 0x00007f4af53a4cc9 in unity::desktop::Application::LogEvent (this=this@entry=0x56056ea9cc10, type=type@entry=unity::ACCESS, subject=...) at ./unity-shared/DesktopApplicationManager.cpp:73
  [Error: DesktopApplicationManager.cpp was not found in source tree]
#169 0x00007f4af52e35e8 in unity::launcher::ApplicationLauncherIcon::LogUnityEvent (this=this@entry=0x56056f6ed730, type=type@entry=unity::ACCESS) at ./launcher/ApplicationLauncherIcon.cpp:565
  [Error: ApplicationLauncherIcon.cpp was not found in source tree]
#170 0x00007f4af52e3ced in unity::launcher::ApplicationLauncherIcon::UnStick (this=0x56056f6ed730) at ./launcher/ApplicationLauncherIcon.cpp:538
  [Error: ApplicationLauncherIcon.cpp was not found in source tree]
#171 0x00007f4af52cd2c9 in operator() (__args#1=<optimized out>, __args#0=<optimized out>, this=<optimized out>) at /usr/include/c++/6/functional:2127
  [Error: functional was not found in source tree]
#172 unity::glib::Signal<void, _DbusmenuMenuitem*, unsigned int>::Callback (object=<optimized out>, vs#0=<optimized out>, self=<optimized out>) at ./launcher/../UnityCore/GLibSignal-inl.h:57
  [Error: GLibSignal-inl.h was not found in source tree]
#173 0x00007f4b13bceecf in g_closure_invoke () from /tmp/apport_sandbox_rP8xn_/usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
#174 0x00007f4b13be0f82 in signal_emit_unlocked_R () from /tmp/apport_sandbox_rP8xn_/usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
#175 0x00007f4b13be9bdc in g_signal_emit_valist () from /tmp/apport_sandbox_rP8xn_/usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
#176 0x00007f4b13be9fbf in g_signal_emit () from /tmp/apport_sandbox_rP8xn_/usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
#177 0x00007f4af2e453ea in dbusmenu_menuitem_handle_event (mi=0x56056f9e4440, name=name@entry=0x7f4af54922c0 "clicked", variant=0x7f4afc025240, variant@entry=0x0, timestamp=96933) at ../../../libdbusmenu-glib/menuitem.c:1767
  [Error: menuitem.c was not found in source tree]
#178 0x00007f4af52b5e50 in unity::QuicklistMenuItem::Activate (this=0x56056ff62a60) at ./launcher/QuicklistMenuItem.cpp:157
  [Error: QuicklistMenuItem.cpp was not found in source tree]
#179 0x00007f4af52ba89d in unity::QuicklistView::ActivateItem (this=this@entry=0x56056ed86000, item=<optimized out>) at ./launcher/QuicklistView.cpp:638
  [Error: QuicklistView.cpp was not found in source tree]
#180 0x00007f4af52ba967 in unity::QuicklistView::CheckAndEmitItemSignal (this=this@entry=0x56056ed86000, x=115, y=y@entry=79) at ./launcher/QuicklistView.cpp:628
  [Error: QuicklistView.cpp was not found in source tree]
#181 0x00007f4af52ba9d5 in unity::QuicklistView::RecvItemMouseRelease (this=0x56056ed86000, item=0x56056ff62a60, x=72, y=<optimized out>) at ./launcher/QuicklistView.cpp:649
  [Error: QuicklistView.cpp was not found in source tree]
#182 0x00007f4af52b6715 in emit (_A_a3=@0x7fff24b62ed8: 14, _A_a2=@0x7fff24b62edc: 72, _A_a1=@0x7fff24b62ee8: 0x56056ff62a60, impl=0x56056ed77360) at /usr/include/sigc++-2.0/sigc++/signal.h:1562
  [Error: signal.h was not found in source tree]
#183 emit (this=<optimized out>, _A_a3=@0x7fff24b62ed8: 14, _A_a2=@0x7fff24b62edc: 72, _A_a1=@0x7fff24b62ee8: 0x56056ff62a60) at /usr/include/sigc++-2.0/sigc++/signal.h:3263
  [Error: signal.h was not found in source tree]
#184 unity::QuicklistMenuItem::RecvMouseUp (this=<optimized out>, x=<optimized out>, y=<optimized out>, button_flags=<optimized out>, key_flags=<optimized out>) at ./launcher/QuicklistMenuItem.cpp:178
  [Error: QuicklistMenuItem.cpp was not found in source tree]
#185 0x00007f4af3e40a81 in emit (_A_a4=@0x7fff24b62f68: 0, _A_a3=@0x7fff24b62f70: 2101248, _A_a2=@0x7fff24b62f78: 14, _A_a1=@0x7fff24b62f7c: 72, impl=0x56056f9c3c20) at /usr/include/sigc++-2.0/sigc++/signal.h:1831
  [Error: signal.h was not found in source tree]
#186 emit (this=0x56056ff5f078, _A_a4=@0x7fff24b62f68: 0, _A_a3=@0x7fff24b62f70: 2101248, _A_a2=@0x7fff24b62f78: 14, _A_a1=@0x7fff24b62f7c: 72) at /usr/include/sigc++-2.0/sigc++/signal.h:3420
  [Error: signal.h was not found in source tree]
#187 nux::InputArea::EmitMouseUpSignal (this=this@entry=0x56056ff62a60, x=<optimized out>, x@entry=72, y=<optimized out>, y@entry=14, mouse_button_state=<optimized out>, special_keys_state=<optimized out>, special_keys_state@entry=0) at InputArea.cpp:300
  [Error: InputArea.cpp was not found in source tree]
#188 0x00007f4af3e740f8 in nux::WindowCompositor::UpdateMouseOwner (this=this@entry=0x56056f56a580, event=..., area_under_mouse_changed=area_under_mouse_changed@entry=false) at WindowCompositor.cpp:646
  [Error: WindowCompositor.cpp was not found in source tree]
#189 0x00007f4af3e74c87 in nux::WindowCompositor::MouseEventCycle (this=0x56056f56a580, event=...) at WindowCompositor.cpp:723
  [Error: WindowCompositor.cpp was not found in source tree]
#190 0x00007f4af3e75a2b in nux::WindowCompositor::ProcessEvent (this=0x56056f56a580, event=...) at WindowCompositor.cpp:1171
  [Error: WindowCompositor.cpp was not found in source tree]
#191 0x00007f4af3e7a459 in nux::WindowThread::DoProcessEvent (this=<optimized out>, event=...) at WindowThread.cpp:600
  [Error: WindowThread.cpp was not found in source tree]
#192 0x00007f4af3e4bce6 in nux::nux_event_dispatch (user_data=0x56056ef02640) at MainLoopGLib.cpp:128
  [Error: MainLoopGLib.cpp was not found in source tree]
#193 0x00007f4b151cd75a in g_main_context_dispatch () from /tmp/apport_sandbox_rP8xn_/lib/x86_64-linux-gnu/libglib-2.0.so.0
#194 0x00007f4b151cdb10 in g_main_context_iterate.isra () from /tmp/apport_sandbox_rP8xn_/lib/x86_64-linux-gnu/libglib-2.0.so.0
#195 0x00007f4b151cde32 in g_main_loop_run () from /tmp/apport_sandbox_rP8xn_/lib/x86_64-linux-gnu/libglib-2.0.so.0
#196 0x00007f4af1ce61b9 in zeitgeist_log_construct () from /tmp/apport_sandbox_rP8xn_/usr/lib/x86_64-linux-gnu/libzeitgeist-2.0.so.0
#197 0x00007f4af1ce6bf5 in zeitgeist_log_get_default () from /tmp/apport_sandbox_rP8xn_/usr/lib/x86_64-linux-gnu/libzeitgeist-2.0.so.0
#198 0x00007f4af53a4cc9 in unity::desktop::Application::LogEvent (this=this@entry=0x56056ea9cc10, type=type@entry=unity::ACCESS, subject=...) at ./unity-shared/DesktopApplicationManager.cpp:73
  [Error: DesktopApplicationManager.cpp was not found in source tree]
#199 0x00007f4af52e35e8 in unity::launcher::ApplicationLauncherIcon::LogUnityEvent (this=this@entry=0x56056f6ed730, type=type@entry=unity::ACCESS) at ./launcher/ApplicationLauncherIcon.cpp:565
  [Error: ApplicationLauncherIcon.cpp was not found in source tree]
#200 0x00007f4af52e3ced in unity::launcher::ApplicationLauncherIcon::UnStick (this=0x56056f6ed730) at ./launcher/ApplicationLauncherIcon.cpp:538
  [Error: ApplicationLauncherIcon.cpp was not found in source tree]
#201 0x00007f4af52cd2c9 in operator() (__args#1=<optimized out>, __args#0=<optimized out>, this=<optimized out>) at /usr/include/c++/6/functional:2127
  [Error: functional was not found in source tree]
#202 unity::glib::Signal<void, _DbusmenuMenuitem*, unsigned int>::Callback (object=<optimized out>, vs#0=<optimized out>, self=<optimized out>) at ./launcher/../UnityCore/GLibSignal-inl.h:57
  [Error: GLibSignal-inl.h was not found in source tree]
#203 0x00007f4b13bceecf in g_closure_invoke () from /tmp/apport_sandbox_rP8xn_/usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
#204 0x00007f4b13be0f82 in signal_emit_unlocked_R () from /tmp/apport_sandbox_rP8xn_/usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
#205 0x00007f4b13be9bdc in g_signal_emit_valist () from /tmp/apport_sandbox_rP8xn_/usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
#206 0x00007f4b13be9fbf in g_signal_emit () from /tmp/apport_sandbox_rP8xn_/usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
#207 0x00007f4af2e453ea in dbusmenu_menuitem_handle_event (mi=0x56056f9e4440, name=name@entry=0x7f4af54922c0 "clicked", variant=0x7f4afc013ad0, variant@entry=0x0, timestamp=96727) at ../../../libdbusmenu-glib/menuitem.c:1767
  [Error: menuitem.c was not found in source tree]
#208 0x00007f4af52b5e50 in unity::QuicklistMenuItem::Activate (this=0x56056ff62a60) at ./launcher/QuicklistMenuItem.cpp:157
  [Error: QuicklistMenuItem.cpp was not found in source tree]
#209 0x00007f4af52ba89d in unity::QuicklistView::ActivateItem (this=this@entry=0x56056ed86000, item=<optimized out>) at ./launcher/QuicklistView.cpp:638
  [Error: QuicklistView.cpp was not found in source tree]
#210 0x00007f4af52ba967 in unity::QuicklistView::CheckAndEmitItemSignal (this=this@entry=0x56056ed86000, x=115, y=y@entry=79) at ./launcher/QuicklistView.cpp:628
  [Error: QuicklistView.cpp was not found in source tree]
#211 0x00007f4af52ba9d5 in unity::QuicklistView::RecvItemMouseRelease (this=0x56056ed86000, item=0x56056ff62a60, x=72, y=<optimized out>) at ./launcher/QuicklistView.cpp:649
  [Error: QuicklistView.cpp was not found in source tree]
#212 0x00007f4af52b6715 in emit (_A_a3=@0x7fff24b64458: 14, _A_a2=@0x7fff24b6445c: 72, _A_a1=@0x7fff24b64468: 0x56056ff62a60, impl=0x56056ed77360) at /usr/include/sigc++-2.0/sigc++/signal.h:1562
  [Error: signal.h was not found in source tree]
#213 emit (this=<optimized out>, _A_a3=@0x7fff24b64458: 14, _A_a2=@0x7fff24b6445c: 72, _A_a1=@0x7fff24b64468: 0x56056ff62a60) at /usr/include/sigc++-2.0/sigc++/signal.h:3263
  [Error: signal.h was not found in source tree]
#214 unity::QuicklistMenuItem::RecvMouseUp (this=<optimized out>, x=<optimized out>, y=<optimized out>, button_flags=<optimized out>, key_flags=<optimized out>) at ./launcher/QuicklistMenuItem.cpp:178
  [Error: QuicklistMenuItem.cpp was not found in source tree]
#215 0x00007f4af3e40a81 in emit (_A_a4=@0x7fff24b644e8: 0, _A_a3=@0x7fff24b644f0: 4096, _A_a2=@0x7fff24b644f8: 14, _A_a1=@0x7fff24b644fc: 72, impl=0x56056f9c3c20) at /usr/include/sigc++-2.0/sigc++/signal.h:1831
  [Error: signal.h was not found in source tree]
#216 emit (this=0x56056f9f8938, _A_a4=@0x7fff24b644e8: 0, _A_a3=@0x7fff24b644f0: 4096, _A_a2=@0x7fff24b644f8: 14, _A_a1=@0x7fff24b644fc: 72) at /usr/include/sigc++-2.0/sigc++/signal.h:3420
  [Error: signal.h was not found in source tree]
#217 nux::InputArea::EmitMouseUpSignal (this=this@entry=0x56056ff62a60, x=<optimized out>, x@entry=72, y=<optimized out>, y@entry=14, mouse_button_state=<optimized out>, special_keys_state=<optimized out>, special_keys_state@entry=0) at InputArea.cpp:300
  [Error: InputArea.cpp was not found in source tree]
#218 0x00007f4af3e740f8 in nux::WindowCompositor::UpdateMouseOwner (this=this@entry=0x56056f56a580, event=..., area_under_mouse_changed=area_under_mouse_changed@entry=false) at WindowCompositor.cpp:646
  [Error: WindowCompositor.cpp was not found in source tree]
#219 0x00007f4af3e74c87 in nux::WindowCompositor::MouseEventCycle (this=0x56056f56a580, event=...) at WindowCompositor.cpp:723
  [Error: WindowCompositor.cpp was not found in source tree]
#220 0x00007f4af3e75a2b in nux::WindowCompositor::ProcessEvent (this=0x56056f56a580, event=...) at WindowCompositor.cpp:1171
  [Error: WindowCompositor.cpp was not found in source tree]
#221 0x00007f4af3e7a459 in nux::WindowThread::DoProcessEvent (this=<optimized out>, event=...) at WindowThread.cpp:600
  [Error: WindowThread.cpp was not found in source tree]
#222 0x00007f4af3e4bce6 in nux::nux_event_dispatch (user_data=0x56056ef02640) at MainLoopGLib.cpp:128
  [Error: MainLoopGLib.cpp was not found in source tree]
#223 0x00007f4b151cd75a in g_main_context_dispatch () from /tmp/apport_sandbox_rP8xn_/lib/x86_64-linux-gnu/libglib-2.0.so.0
#224 0x00007f4b151cdb10 in g_main_context_iterate.isra () from /tmp/apport_sandbox_rP8xn_/lib/x86_64-linux-gnu/libglib-2.0.so.0
#225 0x00007f4b151cde32 in g_main_loop_run () from /tmp/apport_sandbox_rP8xn_/lib/x86_64-linux-gnu/libglib-2.0.so.0
#226 0x00007f4af1ce61b9 in zeitgeist_log_construct () from /tmp/apport_sandbox_rP8xn_/usr/lib/x86_64-linux-gnu/libzeitgeist-2.0.so.0
#227 0x00007f4af1ce6bf5 in zeitgeist_log_get_default () from /tmp/apport_sandbox_rP8xn_/usr/lib/x86_64-linux-gnu/libzeitgeist-2.0.so.0
#228 0x00007f4af53a4cc9 in unity::desktop::Application::LogEvent (this=this@entry=0x56056ea9cc10, type=type@entry=unity::ACCESS, subject=...) at ./unity-shared/DesktopApplicationManager.cpp:73
  [Error: DesktopApplicationManager.cpp was not found in source tree]
#229 0x00007f4af52e35e8 in unity::launcher::ApplicationLauncherIcon::LogUnityEvent (this=this@entry=0x56056f6ed730, type=type@entry=unity::ACCESS) at ./launcher/ApplicationLauncherIcon.cpp:565
  [Error: ApplicationLauncherIcon.cpp was not found in source tree]
#230 0x00007f4af52e3ced in unity::launcher::ApplicationLauncherIcon::UnStick (this=0x56056f6ed730) at ./launcher/ApplicationLauncherIcon.cpp:538
  [Error: ApplicationLauncherIcon.cpp was not found in source tree]
#231 0x00007f4af52cd2c9 in operator() (__args#1=<optimized out>, __args#0=<optimized out>, this=<optimized out>) at /usr/include/c++/6/functional:2127
  [Error: functional was not found in source tree]
#232 unity::glib::Signal<void, _DbusmenuMenuitem*, unsigned int>::Callback (object=<optimized out>, vs#0=<optimized out>, self=<optimized out>) at ./launcher/../UnityCore/GLibSignal-inl.h:57
  [Error: GLibSignal-inl.h was not found in source tree]
#233 0x00007f4b13bceecf in g_closure_invoke () from /tmp/apport_sandbox_rP8xn_/usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
#234 0x00007f4b13be0f82 in signal_emit_unlocked_R () from /tmp/apport_sandbox_rP8xn_/usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
#235 0x00007f4b13be9bdc in g_signal_emit_valist () from /tmp/apport_sandbox_rP8xn_/usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
#236 0x00007f4b13be9fbf in g_signal_emit () from /tmp/apport_sandbox_rP8xn_/usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
#237 0x00007f4af2e453ea in dbusmenu_menuitem_handle_event (mi=0x56056f9e4440, name=name@entry=0x7f4af54922c0 "clicked", variant=0x7f4afc02bec0, variant@entry=0x0, timestamp=96548) at ../../../libdbusmenu-glib/menuitem.c:1767
  [Error: menuitem.c was not found in source tree]
#238 0x00007f4af52b5e50 in unity::QuicklistMenuItem::Activate (this=0x56056ff62a60) at ./launcher/QuicklistMenuItem.cpp:157
  [Error: QuicklistMenuItem.cpp was not found in source tree]
#239 0x00007f4af52ba89d in unity::QuicklistView::ActivateItem (this=this@entry=0x56056ed86000, item=<optimized out>) at ./launcher/QuicklistView.cpp:638
  [Error: QuicklistView.cpp was not found in source tree]
#240 0x00007f4af52ba967 in unity::QuicklistView::CheckAndEmitItemSignal (this=this@entry=0x56056ed86000, x=115, y=y@entry=79) at ./launcher/QuicklistView.cpp:628
  [Error: QuicklistView.cpp was not found in source tree]
#241 0x00007f4af52ba9d5 in unity::QuicklistView::RecvItemMouseRelease (this=0x56056ed86000, item=0x56056ff62a60, x=72, y=<optimized out>) at ./launcher/QuicklistView.cpp:649
  [Error: QuicklistView.cpp was not found in source tree]
#242 0x00007f4af52b6715 in emit (_A_a3=@0x7fff24b659d8: 14, _A_a2=@0x7fff24b659dc: 72, _A_a1=@0x7fff24b659e8: 0x56056ff62a60, impl=0x56056ed77360) at /usr/include/sigc++-2.0/sigc++/signal.h:1562
  [Error: signal.h was not found in source tree]
#243 emit (this=<optimized out>, _A_a3=@0x7fff24b659d8: 14, _A_a2=@0x7fff24b659dc: 72, _A_a1=@0x7fff24b659e8: 0x56056ff62a60) at /usr/include/sigc++-2.0/sigc++/signal.h:3263
  [Error: signal.h was not found in source tree]
#244 unity::QuicklistMenuItem::RecvMouseUp (this=<optimized out>, x=<optimized out>, y=<optimized out>, button_flags=<optimized out>, key_flags=<optimized out>) at ./launcher/QuicklistMenuItem.cpp:178
  [Error: QuicklistMenuItem.cpp was not found in source tree]
#245 0x00007f4af3e40a81 in emit (_A_a4=@0x7fff24b65a68: 0, _A_a3=@0x7fff24b65a70: 2101248, _A_a2=@0x7fff24b65a78: 14, _A_a1=@0x7fff24b65a7c: 72, impl=0x56056f9c3c20) at /usr/include/sigc++-2.0/sigc++/signal.h:1831
  [Error: signal.h was not found in source tree]
#246 emit (this=0x56056f7ca848, _A_a4=@0x7fff24b65a68: 0, _A_a3=@0x7fff24b65a70: 2101248, _A_a2=@0x7fff24b65a78: 14, _A_a1=@0x7fff24b65a7c: 72) at /usr/include/sigc++-2.0/sigc++/signal.h:3420
  [Error: signal.h was not found in source tree]
#247 nux::InputArea::EmitMouseUpSignal (this=this@entry=0x56056ff62a60, x=<optimized out>, x@entry=72, y=<optimized out>, y@entry=14, mouse_button_state=<optimized out>, special_keys_state=<optimized out>, special_keys_state@entry=0) at InputArea.cpp:300
  [Error: InputArea.cpp was not found in source tree]
#248 0x00007f4af3e740f8 in nux::WindowCompositor::UpdateMouseOwner (this=this@entry=0x56056f56a580, event=..., area_under_mouse_changed=area_under_mouse_changed@entry=false) at WindowCompositor.cpp:646
  [Error: WindowCompositor.cpp was not found in source tree]
#249 0x00007f4af3e74c87 in nux::WindowCompositor::MouseEventCycle (this=0x56056f56a580, event=...) at WindowCompositor.cpp:723
  [Error: WindowCompositor.cpp was not found in source tree]
#250 0x00007f4af3e75a2b in nux::WindowCompositor::ProcessEvent (this=0x56056f56a580, event=...) at WindowCompositor.cpp:1171
  [Error: WindowCompositor.cpp was not found in source tree]
#251 0x00007f4af3e7a459 in nux::WindowThread::DoProcessEvent (this=<optimized out>, event=...) at WindowThread.cpp:600
  [Error: WindowThread.cpp was not found in source tree]
#252 0x00007f4af3e4bce6 in nux::nux_event_dispatch (user_data=0x56056ef02640) at MainLoopGLib.cpp:128
  [Error: MainLoopGLib.cpp was not found in source tree]
#253 0x00007f4b151cd75a in g_main_context_dispatch () from /tmp/apport_sandbox_rP8xn_/lib/x86_64-linux-gnu/libglib-2.0.so.0
#254 0x00007f4b151cdb10 in g_main_context_iterate.isra () from /tmp/apport_sandbox_rP8xn_/lib/x86_64-linux-gnu/libglib-2.0.so.0
#255 0x00007f4b151cde32 in g_main_loop_run () from /tmp/apport_sandbox_rP8xn_/lib/x86_64-linux-gnu/libglib-2.0.so.0
#256 0x00007f4af1ce61b9 in zeitgeist_log_construct () from /tmp/apport_sandbox_rP8xn_/usr/lib/x86_64-linux-gnu/libzeitgeist-2.0.so.0
#257 0x00007f4af1ce6bf5 in zeitgeist_log_get_default () from /tmp/apport_sandbox_rP8xn_/usr/lib/x86_64-linux-gnu/libzeitgeist-2.0.so.0
#258 0x00007f4af53a4cc9 in unity::desktop::Application::LogEvent (this=this@entry=0x56056ea9cc10, type=type@entry=unity::ACCESS, subject=...) at ./unity-shared/DesktopApplicationManager.cpp:73
  [Error: DesktopApplicationManager.cpp was not found in source tree]
#259 0x00007f4af52e35e8 in unity::launcher::ApplicationLauncherIcon::LogUnityEvent (this=this@entry=0x56056f6ed730, type=type@entry=unity::ACCESS) at ./launcher/ApplicationLauncherIcon.cpp:565
  [Error: ApplicationLauncherIcon.cpp was not found in source tree]
#260 0x00007f4af52e3ced in unity::launcher::ApplicationLauncherIcon::UnStick (this=0x56056f6ed730) at ./launcher/ApplicationLauncherIcon.cpp:538
  [Error: ApplicationLauncherIcon.cpp was not found in source tree]
#261 0x00007f4af52cd2c9 in operator() (__args#1=<optimized out>, __args#0=<optimized out>, this=<optimized out>) at /usr/include/c++/6/functional:2127
  [Error: functional was not found in source tree]
#262 unity::glib::Signal<void, _DbusmenuMenuitem*, unsigned int>::Callback (object=<optimized out>, vs#0=<optimized out>, self=<optimized out>) at ./launcher/../UnityCore/GLibSignal-inl.h:57
  [Error: GLibSignal-inl.h was not found in source tree]
#263 0x00007f4b13bceecf in g_closure_invoke () from /tmp/apport_sandbox_rP8xn_/usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
#264 0x00007f4b13be0f82 in signal_emit_unlocked_R () from /tmp/apport_sandbox_rP8xn_/usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
#265 0x00007f4b13be9bdc in g_signal_emit_valist () from /tmp/apport_sandbox_rP8xn_/usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
#266 0x00007f4b13be9fbf in g_signal_emit () from /tmp/apport_sandbox_rP8xn_/usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
#267 0x00007f4af2e453ea in dbusmenu_menuitem_handle_event (mi=0x56056f9e4440, name=name@entry=0x7f4af54922c0 "clicked", variant=0x7f4afc02f500, variant@entry=0x0, timestamp=96380) at ../../../libdbusmenu-glib/menuitem.c:1767
  [Error: menuitem.c was not found in source tree]
#268 0x00007f4af52b5e50 in unity::QuicklistMenuItem::Activate (this=0x56056ff62a60) at ./launcher/QuicklistMenuItem.cpp:157
  [Error: QuicklistMenuItem.cpp was not found in source tree]
#269 0x00007f4af52ba89d in unity::QuicklistView::ActivateItem (this=this@entry=0x56056ed86000, item=<optimized out>) at ./launcher/QuicklistView.cpp:638
  [Error: QuicklistView.cpp was not found in source tree]
#270 0x00007f4af52ba967 in unity::QuicklistView::CheckAndEmitItemSignal (this=this@entry=0x56056ed86000, x=115, y=y@entry=79) at ./launcher/QuicklistView.cpp:628
  [Error: QuicklistView.cpp was not found in source tree]
#271 0x00007f4af52ba9d5 in unity::QuicklistView::RecvItemMouseRelease (this=0x56056ed86000, item=0x56056ff62a60, x=72, y=<optimized out>) at ./launcher/QuicklistView.cpp:649
  [Error: QuicklistView.cpp was not found in source tree]
#272 0x00007f4af52b6715 in emit (_A_a3=@0x7fff24b66f58: 14, _A_a2=@0x7fff24b66f5c: 72, _A_a1=@0x7fff24b66f68: 0x56056ff62a60, impl=0x56056ed77360) at /usr/include/sigc++-2.0/sigc++/signal.h:1562
  [Error: signal.h was not found in source tree]
#273 emit (this=<optimized out>, _A_a3=@0x7fff24b66f58: 14, _A_a2=@0x7fff24b66f5c: 72, _A_a1=@0x7fff24b66f68: 0x56056ff62a60) at /usr/include/sigc++-2.0/sigc++/signal.h:3263
  [Error: signal.h was not found in source tree]
#274 unity::QuicklistMenuItem::RecvMouseUp (this=<optimized out>, x=<optimized out>, y=<optimized out>, button_flags=<optimized out>, key_flags=<optimized out>) at ./launcher/QuicklistMenuItem.cpp:178
  [Error: QuicklistMenuItem.cpp was not found in source tree]
#275 0x00007f4af3e40a81 in emit (_A_a4=@0x7fff24b66fe8: 0, _A_a3=@0x7fff24b66ff0: 4096, _A_a2=@0x7fff24b66ff8: 14, _A_a1=@0x7fff24b66ffc: 72, impl=0x56056f9c3c20) at /usr/include/sigc++-2.0/sigc++/signal.h:1831
  [Error: signal.h was not found in source tree]
#276 emit (this=0x56056f9f8168, _A_a4=@0x7fff24b66fe8: 0, _A_a3=@0x7fff24b66ff0: 4096, _A_a2=@0x7fff24b66ff8: 14, _A_a1=@0x7fff24b66ffc: 72) at /usr/include/sigc++-2.0/sigc++/signal.h:3420
  [Error: signal.h was not found in source tree]
#277 nux::InputArea::EmitMouseUpSignal (this=this@entry=0x56056ff62a60, x=<optimized out>, x@entry=72, y=<optimized out>, y@entry=14, mouse_button_state=<optimized out>, special_keys_state=<optimized out>, special_keys_state@entry=0) at InputArea.cpp:300
  [Error: InputArea.cpp was not found in source tree]
#278 0x00007f4af3e740f8 in nux::WindowCompositor::UpdateMouseOwner (this=this@entry=0x56056f56a580, event=..., area_under_mouse_changed=area_under_mouse_changed@entry=false) at WindowCompositor.cpp:646
  [Error: WindowCompositor.cpp was not found in source tree]
#279 0x00007f4af3e74c87 in nux::WindowCompositor::MouseEventCycle (this=0x56056f56a580, event=...) at WindowCompositor.cpp:723
  [Error: WindowCompositor.cpp was not found in source tree]
#280 0x00007f4af3e75a2b in nux::WindowCompositor::ProcessEvent (this=0x56056f56a580, event=...) at WindowCompositor.cpp:1171
  [Error: WindowCompositor.cpp was not found in source tree]
#281 0x00007f4af3e7a459 in nux::WindowThread::DoProcessEvent (this=<optimized out>, event=...) at WindowThread.cpp:600
  [Error: WindowThread.cpp was not found in source tree]
#282 0x00007f4af3e4bce6 in nux::nux_event_dispatch (user_data=0x56056ef02640) at MainLoopGLib.cpp:128
  [Error: MainLoopGLib.cpp was not found in source tree]
#283 0x00007f4b151cd75a in g_main_context_dispatch () from /tmp/apport_sandbox_rP8xn_/lib/x86_64-linux-gnu/libglib-2.0.so.0
#284 0x00007f4b151cdb10 in g_main_context_iterate.isra () from /tmp/apport_sandbox_rP8xn_/lib/x86_64-linux-gnu/libglib-2.0.so.0
#285 0x00007f4b151cde32 in g_main_loop_run () from /tmp/apport_sandbox_rP8xn_/lib/x86_64-linux-gnu/libglib-2.0.so.0
#286 0x00007f4af1ce61b9 in zeitgeist_log_construct () from /tmp/apport_sandbox_rP8xn_/usr/lib/x86_64-linux-gnu/libzeitgeist-2.0.so.0
#287 0x00007f4af1ce6bf5 in zeitgeist_log_get_default () from /tmp/apport_sandbox_rP8xn_/usr/lib/x86_64-linux-gnu/libzeitgeist-2.0.so.0
#288 0x00007f4af53a4cc9 in unity::desktop::Application::LogEvent (this=this@entry=0x56056ea9cc10, type=type@entry=unity::ACCESS, subject=...) at ./unity-shared/DesktopApplicationManager.cpp:73
  [Error: DesktopApplicationManager.cpp was not found in source tree]
#289 0x00007f4af52e35e8 in unity::launcher::ApplicationLauncherIcon::LogUnityEvent (this=this@entry=0x56056f6ed730, type=type@entry=unity::ACCESS) at ./launcher/ApplicationLauncherIcon.cpp:565
  [Error: ApplicationLauncherIcon.cpp was not found in source tree]
#290 0x00007f4af52e3ced in unity::launcher::ApplicationLauncherIcon::UnStick (this=0x56056f6ed730) at ./launcher/ApplicationLauncherIcon.cpp:538
  [Error: ApplicationLauncherIcon.cpp was not found in source tree]
#291 0x00007f4af52cd2c9 in operator() (__args#1=<optimized out>, __args#0=<optimized out>, this=<optimized out>) at /usr/include/c++/6/functional:2127
  [Error: functional was not found in source tree]
#292 unity::glib::Signal<void, _DbusmenuMenuitem*, unsigned int>::Callback (object=<optimized out>, vs#0=<optimized out>, self=<optimized out>) at ./launcher/../UnityCore/GLibSignal-inl.h:57
  [Error: GLibSignal-inl.h was not found in source tree]
#293 0x00007f4b13bceecf in g_closure_invoke () from /tmp/apport_sandbox_rP8xn_/usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
#294 0x00007f4b13be0f82 in signal_emit_unlocked_R () from /tmp/apport_sandbox_rP8xn_/usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
#295 0x00007f4b13be9bdc in g_signal_emit_valist () from /tmp/apport_sandbox_rP8xn_/usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
#296 0x00007f4b13be9fbf in g_signal_emit () from /tmp/apport_sandbox_rP8xn_/usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
#297 0x00007f4af2e453ea in dbusmenu_menuitem_handle_event (mi=0x56056f9e4440, name=name@entry=0x7f4af54922c0 "clicked", variant=0x7f4ae4002a00, variant@entry=0x0, timestamp=96164) at ../../../libdbusmenu-glib/menuitem.c:1767
  [Error: menuitem.c was not found in source tree]
#298 0x00007f4af52b5e50 in unity::QuicklistMenuItem::Activate (this=0x56056ff62a60) at ./launcher/QuicklistMenuItem.cpp:157
  [Error: QuicklistMenuItem.cpp was not found in source tree]
#299 0x00007f4af52ba89d in unity::QuicklistView::ActivateItem (this=this@entry=0x56056ed86000, item=<optimized out>) at ./launcher/QuicklistView.cpp:638
  [Error: QuicklistView.cpp was not found in source tree]
#300 0x00007f4af52ba967 in unity::QuicklistView::CheckAndEmitItemSignal (this=this@entry=0x56056ed86000, x=115, y=y@entry=79) at ./launcher/QuicklistView.cpp:628
  [Error: QuicklistView.cpp was not found in source tree]
#301 0x00007f4af52ba9d5 in unity::QuicklistView::RecvItemMouseRelease (this=0x56056ed86000, item=0x56056ff62a60, x=72, y=<optimized out>) at ./launcher/QuicklistView.cpp:649
  [Error: QuicklistView.cpp was not found in source tree]
#302 0x00007f4af52b6715 in emit (_A_a3=@0x7fff24b684d8: 14, _A_a2=@0x7fff24b684dc: 72, _A_a1=@0x7fff24b684e8: 0x56056ff62a60, impl=0x56056ed77360) at /usr/include/sigc++-2.0/sigc++/signal.h:1562
  [Error: signal.h was not found in source tree]
#303 emit (this=<optimized out>, _A_a3=@0x7fff24b684d8: 14, _A_a2=@0x7fff24b684dc: 72, _A_a1=@0x7fff24b684e8: 0x56056ff62a60) at /usr/include/sigc++-2.0/sigc++/signal.h:3263
  [Error: signal.h was not found in source tree]
#304 unity::QuicklistMenuItem::RecvMouseUp (this=<optimized out>, x=<optimized out>, y=<optimized out>, button_flags=<optimized out>, key_flags=<optimized out>) at ./launcher/QuicklistMenuItem.cpp:178
  [Error: QuicklistMenuItem.cpp was not found in source tree]
#305 0x00007f4af3e40a81 in emit (_A_a4=@0x7fff24b68568: 0, _A_a3=@0x7fff24b68570: 2101248, _A_a2=@0x7fff24b68578: 14, _A_a1=@0x7fff24b6857c: 72, impl=0x56056f9c3c20) at /usr/include/sigc++-2.0/sigc++/signal.h:1831
  [Error: signal.h was not found in source tree]
#306 emit (this=0x56056f9f8358, _A_a4=@0x7fff24b68568: 0, _A_a3=@0x7fff24b68570: 2101248, _A_a2=@0x7fff24b68578: 14, _A_a1=@0x7fff24b6857c: 72) at /usr/include/sigc++-2.0/sigc++/signal.h:3420
  [Error: signal.h was not found in source tree]
#307 nux::InputArea::EmitMouseUpSignal (this=this@entry=0x56056ff62a60, x=<optimized out>, x@entry=72, y=<optimized out>, y@entry=14, mouse_button_state=<optimized out>, special_keys_state=<optimized out>, special_keys_state@entry=0) at InputArea.cpp:300
  [Error: InputArea.cpp was not found in source tree]
#308 0x00007f4af3e740f8 in nux::WindowCompositor::UpdateMouseOwner (this=this@entry=0x56056f56a580, event=..., area_under_mouse_changed=area_under_mouse_changed@entry=false) at WindowCompositor.cpp:646
  [Error: WindowCompositor.cpp was not found in source tree]
#309 0x00007f4af3e74c87 in nux::WindowCompositor::MouseEventCycle (this=0x56056f56a580, event=...) at WindowCompositor.cpp:723
  [Error: WindowCompositor.cpp was not found in source tree]
#310 0x00007f4af3e75a2b in nux::WindowCompositor::ProcessEvent (this=0x56056f56a580, event=...) at WindowCompositor.cpp:1171
  [Error: WindowCompositor.cpp was not found in source tree]
#311 0x00007f4af3e7a459 in nux::WindowThread::DoProcessEvent (this=<optimized out>, event=...) at WindowThread.cpp:600
  [Error: WindowThread.cpp was not found in source tree]
#312 0x00007f4af3e4bce6 in nux::nux_event_dispatch (user_data=0x56056ef02640) at MainLoopGLib.cpp:128
  [Error: MainLoopGLib.cpp was not found in source tree]
#313 0x00007f4b151cd75a in g_main_context_dispatch () from /tmp/apport_sandbox_rP8xn_/lib/x86_64-linux-gnu/libglib-2.0.so.0
#314 0x00007f4b151cdb10 in g_main_context_iterate.isra () from /tmp/apport_sandbox_rP8xn_/lib/x86_64-linux-gnu/libglib-2.0.so.0
#315 0x00007f4b151cde32 in g_main_loop_run () from /tmp/apport_sandbox_rP8xn_/lib/x86_64-linux-gnu/libglib-2.0.so.0
#316 0x00007f4af1ce61b9 in zeitgeist_log_construct () from /tmp/apport_sandbox_rP8xn_/usr/lib/x86_64-linux-gnu/libzeitgeist-2.0.so.0
#317 0x00007f4af1ce6bf5 in zeitgeist_log_get_default () from /tmp/apport_sandbox_rP8xn_/usr/lib/x86_64-linux-gnu/libzeitgeist-2.0.so.0
#318 0x00007f4af53a4cc9 in unity::desktop::Application::LogEvent (this=this@entry=0x56056ea9cc10, type=type@entry=unity::ACCESS, subject=...) at ./unity-shared/DesktopApplicationManager.cpp:73
  [Error: DesktopApplicationManager.cpp was not found in source tree]
#319 0x00007f4af52e35e8 in unity::launcher::ApplicationLauncherIcon::LogUnityEvent (this=this@entry=0x56056f6ed730, type=type@entry=unity::ACCESS) at ./launcher/ApplicationLauncherIcon.cpp:565
  [Error: ApplicationLauncherIcon.cpp was not found in source tree]
#320 0x00007f4af52e3ced in unity::launcher::ApplicationLauncherIcon::UnStick (this=0x56056f6ed730) at ./launcher/ApplicationLauncherIcon.cpp:538
  [Error: ApplicationLauncherIcon.cpp was not found in source tree]
#321 0x00007f4af52cd2c9 in operator() (__args#1=<optimized out>, __args#0=<optimized out>, this=<optimized out>) at /usr/include/c++/6/functional:2127
  [Error: functional was not found in source tree]
#322 unity::glib::Signal<void, _DbusmenuMenuitem*, unsigned int>::Callback (object=<optimized out>, vs#0=<optimized out>, self=<optimized out>) at ./launcher/../UnityCore/GLibSignal-inl.h:57
  [Error: GLibSignal-inl.h was not found in source tree]
#323 0x00007f4b13bceecf in g_closure_invoke () from /tmp/apport_sandbox_rP8xn_/usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
#324 0x00007f4b13be0f82 in signal_emit_unlocked_R () from /tmp/apport_sandbox_rP8xn_/usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
#325 0x00007f4b13be9bdc in g_signal_emit_valist () from /tmp/apport_sandbox_rP8xn_/usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
#326 0x00007f4b13be9fbf in g_signal_emit () from /tmp/apport_sandbox_rP8xn_/usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
#327 0x00007f4af2e453ea in dbusmenu_menuitem_handle_event (mi=0x56056f9e4440, name=name@entry=0x7f4af54922c0 "clicked", variant=0x7f4ae4002d90, variant@entry=0x0, timestamp=94551) at ../../../libdbusmenu-glib/menuitem.c:1767
  [Error: menuitem.c was not found in source tree]
#328 0x00007f4af52b5e50 in unity::QuicklistMenuItem::Activate (this=0x56056ff62a60) at ./launcher/QuicklistMenuItem.cpp:157
  [Error: QuicklistMenuItem.cpp was not found in source tree]
#329 0x00007f4af52ba89d in unity::QuicklistView::ActivateItem (this=this@entry=0x56056ed86000, item=<optimized out>) at ./launcher/QuicklistView.cpp:638
  [Error: QuicklistView.cpp was not found in source tree]
#330 0x00007f4af52ba967 in unity::QuicklistView::CheckAndEmitItemSignal (this=this@entry=0x56056ed86000, x=109, y=y@entry=88) at ./launcher/QuicklistView.cpp:628
  [Error: QuicklistView.cpp was not found in source tree]
#331 0x00007f4af52ba9d5 in unity::QuicklistView::RecvItemMouseRelease (this=0x56056ed86000, item=0x56056ff62a60, x=66, y=<optimized out>) at ./launcher/QuicklistView.cpp:649
  [Error: QuicklistView.cpp was not found in source tree]
#332 0x00007f4af52b6715 in emit (_A_a3=@0x7fff24b69a58: 23, _A_a2=@0x7fff24b69a5c: 66, _A_a1=@0x7fff24b69a68: 0x56056ff62a60, impl=0x56056ed77360) at /usr/include/sigc++-2.0/sigc++/signal.h:1562
  [Error: signal.h was not found in source tree]
#333 emit (this=<optimized out>, _A_a3=@0x7fff24b69a58: 23, _A_a2=@0x7fff24b69a5c: 66, _A_a1=@0x7fff24b69a68: 0x56056ff62a60) at /usr/include/sigc++-2.0/sigc++/signal.h:3263
  [Error: signal.h was not found in source tree]
#334 unity::QuicklistMenuItem::RecvMouseUp (this=<optimized out>, x=<optimized out>, y=<optimized out>, button_flags=<optimized out>, key_flags=<optimized out>) at ./launcher/QuicklistMenuItem.cpp:178
  [Error: QuicklistMenuItem.cpp was not found in source tree]
#335 0x00007f4af3e40a81 in emit (_A_a4=@0x7fff24b69ae8: 0, _A_a3=@0x7fff24b69af0: 2101248, _A_a2=@0x7fff24b69af8: 23, _A_a1=@0x7fff24b69afc: 66, impl=0x56056f9c3c20) at /usr/include/sigc++-2.0/sigc++/signal.h:1831
  [Error: signal.h was not found in source tree]
#336 emit (this=0x56056f9f83d8, _A_a4=@0x7fff24b69ae8: 0, _A_a3=@0x7fff24b69af0: 2101248, _A_a2=@0x7fff24b69af8: 23, _A_a1=@0x7fff24b69afc: 66) at /usr/include/sigc++-2.0/sigc++/signal.h:3420
  [Error: signal.h was not found in source tree]
#337 nux::InputArea::EmitMouseUpSignal (this=this@entry=0x56056ff62a60, x=<optimized out>, x@entry=66, y=<optimized out>, y@entry=23, mouse_button_state=<optimized out>, special_keys_state=<optimized out>, special_keys_state@entry=0) at InputArea.cpp:300
  [Error: InputArea.cpp was not found in source tree]
#338 0x00007f4af3e740f8 in nux::WindowCompositor::UpdateMouseOwner (this=this@entry=0x56056f56a580, event=..., area_under_mouse_changed=area_under_mouse_changed@entry=false) at WindowCompositor.cpp:646
  [Error: WindowCompositor.cpp was not found in source tree]
#339 0x00007f4af3e74c87 in nux::WindowCompositor::MouseEventCycle (this=0x56056f56a580, event=...) at WindowCompositor.cpp:723
  [Error: WindowCompositor.cpp was not found in source tree]
#340 0x00007f4af3e75a2b in nux::WindowCompositor::ProcessEvent (this=0x56056f56a580, event=...) at WindowCompositor.cpp:1171
  [Error: WindowCompositor.cpp was not found in source tree]
#341 0x00007f4af3e7a459 in nux::WindowThread::DoProcessEvent (this=<optimized out>, event=...) at WindowThread.cpp:600
  [Error: WindowThread.cpp was not found in source tree]
#342 0x00007f4af3e4bce6 in nux::nux_event_dispatch (user_data=0x56056ef02640) at MainLoopGLib.cpp:128
  [Error: MainLoopGLib.cpp was not found in source tree]
#343 0x00007f4b151cd75a in g_main_context_dispatch () from /tmp/apport_sandbox_rP8xn_/lib/x86_64-linux-gnu/libglib-2.0.so.0
#344 0x00007f4b151cdb10 in g_main_context_iterate.isra () from /tmp/apport_sandbox_rP8xn_/lib/x86_64-linux-gnu/libglib-2.0.so.0
#345 0x00007f4b151cde32 in g_main_loop_run () from /tmp/apport_sandbox_rP8xn_/lib/x86_64-linux-gnu/libglib-2.0.so.0
#346 0x00007f4af1ce61b9 in zeitgeist_log_construct () from /tmp/apport_sandbox_rP8xn_/usr/lib/x86_64-linux-gnu/libzeitgeist-2.0.so.0
#347 0x00007f4af1ce6bf5 in zeitgeist_log_get_default () from /tmp/apport_sandbox_rP8xn_/usr/lib/x86_64-linux-gnu/libzeitgeist-2.0.so.0
#348 0x00007f4af53a4cc9 in unity::desktop::Application::LogEvent (this=this@entry=0x56056ea9cc10, type=type@entry=unity::ACCESS, subject=...) at ./unity-shared/DesktopApplicationManager.cpp:73
  [Error: DesktopApplicationManager.cpp was not found in source tree]
#349 0x00007f4af52e35e8 in unity::launcher::ApplicationLauncherIcon::LogUnityEvent (this=this@entry=0x56056f6ed730, type=type@entry=unity::ACCESS) at ./launcher/ApplicationLauncherIcon.cpp:565
  [Error: ApplicationLauncherIcon.cpp was not found in source tree]
#350 0x00007f4af52e3ced in unity::launcher::ApplicationLauncherIcon::UnStick (this=0x56056f6ed730) at ./launcher/ApplicationLauncherIcon.cpp:538
  [Error: ApplicationLauncherIcon.cpp was not found in source tree]
#351 0x00007f4af52cd2c9 in operator() (__args#1=<optimized out>, __args#0=<optimized out>, this=<optimized out>) at /usr/include/c++/6/functional:2127
  [Error: functional was not found in source tree]
#352 unity::glib::Signal<void, _DbusmenuMenuitem*, unsigned int>::Callback (object=<optimized out>, vs#0=<optimized out>, self=<optimized out>) at ./launcher/../UnityCore/GLibSignal-inl.h:57
  [Error: GLibSignal-inl.h was not found in source tree]
#353 0x00007f4b13bceecf in g_closure_invoke () from /tmp/apport_sandbox_rP8xn_/usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
#354 0x00007f4b13be0f82 in signal_emit_unlocked_R () from /tmp/apport_sandbox_rP8xn_/usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
#355 0x00007f4b13be9bdc in g_signal_emit_valist () from /tmp/apport_sandbox_rP8xn_/usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
#356 0x00007f4b13be9fbf in g_signal_emit () from /tmp/apport_sandbox_rP8xn_/usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
#357 0x00007f4af2e453ea in dbusmenu_menuitem_handle_event (mi=0x56056f9e4440, name=name@entry=0x7f4af54922c0 "clicked", variant=0x7f4afc02cd60, variant@entry=0x0, timestamp=92259) at ../../../libdbusmenu-glib/menuitem.c:1767
  [Error: menuitem.c was not found in source tree]
#358 0x00007f4af52b5e50 in unity::QuicklistMenuItem::Activate (this=0x56056ff62a60) at ./launcher/QuicklistMenuItem.cpp:157
  [Error: QuicklistMenuItem.cpp was not found in source tree]
#359 0x00007f4af52ba89d in unity::QuicklistView::ActivateItem (this=this@entry=0x56056ed86000, item=<optimized out>) at ./launcher/QuicklistView.cpp:638
  [Error: QuicklistView.cpp was not found in source tree]
#360 0x00007f4af52ba967 in unity::QuicklistView::CheckAndEmitItemSignal (this=this@entry=0x56056ed86000, x=141, y=y@entry=83) at ./launcher/QuicklistView.cpp:628
  [Error: QuicklistView.cpp was not found in source tree]
#361 0x00007f4af52ba9d5 in unity::QuicklistView::RecvItemMouseRelease (this=0x56056ed86000, item=0x56056ff62a60, x=98, y=<optimized out>) at ./launcher/QuicklistView.cpp:649
  [Error: QuicklistView.cpp was not found in source tree]
#362 0x00007f4af52b6715 in emit (_A_a3=@0x7fff24b6afd8: 18, _A_a2=@0x7fff24b6afdc: 98, _A_a1=@0x7fff24b6afe8: 0x56056ff62a60, impl=0x56056ed77360) at /usr/include/sigc++-2.0/sigc++/signal.h:1562
  [Error: signal.h was not found in source tree]
#363 emit (this=<optimized out>, _A_a3=@0x7fff24b6afd8: 18, _A_a2=@0x7fff24b6afdc: 98, _A_a1=@0x7fff24b6afe8: 0x56056ff62a60) at /usr/include/sigc++-2.0/sigc++/signal.h:3263
  [Error: signal.h was not found in source tree]
#364 unity::QuicklistMenuItem::RecvMouseUp (this=<optimized out>, x=<optimized out>, y=<optimized out>, button_flags=<optimized out>, key_flags=<optimized out>) at ./launcher/QuicklistMenuItem.cpp:178
  [Error: QuicklistMenuItem.cpp was not found in source tree]
#365 0x00007f4af3e40a81 in emit (_A_a4=@0x7fff24b6b068: 0, _A_a3=@0x7fff24b6b070: 4096, _A_a2=@0x7fff24b6b078: 18, _A_a1=@0x7fff24b6b07c: 98, impl=0x56056f9c3c20) at /usr/include/sigc++-2.0/sigc++/signal.h:1831
  [Error: signal.h was not found in source tree]
#366 emit (this=0x56056f7a70f8, _A_a4=@0x7fff24b6b068: 0, _A_a3=@0x7fff24b6b070: 4096, _A_a2=@0x7fff24b6b078: 18, _A_a1=@0x7fff24b6b07c: 98) at /usr/include/sigc++-2.0/sigc++/signal.h:3420
  [Error: signal.h was not found in source tree]
#367 nux::InputArea::EmitMouseUpSignal (this=this@entry=0x56056ff62a60, x=<optimized out>, x@entry=98, y=<optimized out>, y@entry=18, mouse_button_state=<optimized out>, special_keys_state=<optimized out>, special_keys_state@entry=0) at InputArea.cpp:300
  [Error: InputArea.cpp was not found in source tree]
#368 0x00007f4af3e740f8 in nux::WindowCompositor::UpdateMouseOwner (this=this@entry=0x56056f56a580, event=..., area_under_mouse_changed=area_under_mouse_changed@entry=false) at WindowCompositor.cpp:646
  [Error: WindowCompositor.cpp was not found in source tree]
#369 0x00007f4af3e74c87 in nux::WindowCompositor::MouseEventCycle (this=0x56056f56a580, event=...) at WindowCompositor.cpp:723
  [Error: WindowCompositor.cpp was not found in source tree]
#370 0x00007f4af3e75a2b in nux::WindowCompositor::ProcessEvent (this=0x56056f56a580, event=...) at WindowCompositor.cpp:1171
  [Error: WindowCompositor.cpp was not found in source tree]
#371 0x00007f4af3e7a459 in nux::WindowThread::DoProcessEvent (this=<optimized out>, event=...) at WindowThread.cpp:600
  [Error: WindowThread.cpp was not found in source tree]
#372 0x00007f4af3e4bce6 in nux::nux_event_dispatch (user_data=0x56056ef02640) at MainLoopGLib.cpp:128
  [Error: MainLoopGLib.cpp was not found in source tree]
#373 0x00007f4b151cd75a in g_main_context_dispatch () from /tmp/apport_sandbox_rP8xn_/lib/x86_64-linux-gnu/libglib-2.0.so.0
#374 0x00007f4b151cdb10 in g_main_context_iterate.isra () from /tmp/apport_sandbox_rP8xn_/lib/x86_64-linux-gnu/libglib-2.0.so.0
#375 0x00007f4b151cde32 in g_main_loop_run () from /tmp/apport_sandbox_rP8xn_/lib/x86_64-linux-gnu/libglib-2.0.so.0
#376 0x00007f4af1ce61b9 in zeitgeist_log_construct () from /tmp/apport_sandbox_rP8xn_/usr/lib/x86_64-linux-gnu/libzeitgeist-2.0.so.0
#377 0x00007f4af1ce6bf5 in zeitgeist_log_get_default () from /tmp/apport_sandbox_rP8xn_/usr/lib/x86_64-linux-gnu/libzeitgeist-2.0.so.0
#378 0x00007f4af53a4cc9 in unity::desktop::Application::LogEvent (this=this@entry=0x56056ea9cc10, type=type@entry=unity::ACCESS, subject=...) at ./unity-shared/DesktopApplicationManager.cpp:73
  [Error: DesktopApplicationManager.cpp was not found in source tree]
#379 0x00007f4af52e35e8 in unity::launcher::ApplicationLauncherIcon::LogUnityEvent (this=this@entry=0x56056f6ed730, type=type@entry=unity::ACCESS) at ./launcher/ApplicationLauncherIcon.cpp:565
  [Error: ApplicationLauncherIcon.cpp was not found in source tree]
#380 0x00007f4af52e3ced in unity::launcher::ApplicationLauncherIcon::UnStick (this=0x56056f6ed730) at ./launcher/ApplicationLauncherIcon.cpp:538
  [Error: ApplicationLauncherIcon.cpp was not found in source tree]
#381 0x00007f4af52cd2c9 in operator() (__args#1=<optimized out>, __args#0=<optimized out>, this=<optimized out>) at /usr/include/c++/6/functional:2127
  [Error: functional was not found in source tree]
#382 unity::glib::Signal<void, _DbusmenuMenuitem*, unsigned int>::Callback (object=<optimized out>, vs#0=<optimized out>, self=<optimized out>) at ./launcher/../UnityCore/GLibSignal-inl.h:57
  [Error: GLibSignal-inl.h was not found in source tree]
#383 0x00007f4b13bceecf in g_closure_invoke () from /tmp/apport_sandbox_rP8xn_/usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
#384 0x00007f4b13be0f82 in signal_emit_unlocked_R () from /tmp/apport_sandbox_rP8xn_/usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
#385 0x00007f4b13be9bdc in g_signal_emit_valist () from /tmp/apport_sandbox_rP8xn_/usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
#386 0x00007f4b13be9fbf in g_signal_emit () from /tmp/apport_sandbox_rP8xn_/usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
#387 0x00007f4af2e453ea in dbusmenu_menuitem_handle_event (mi=0x56056f9e4440, name=name@entry=0x7f4af54922c0 "clicked", variant=0x7f4afc0266d0, variant@entry=0x0, timestamp=92113) at ../../../libdbusmenu-glib/menuitem.c:1767
  [Error: menuitem.c was not found in source tree]
#388 0x00007f4af52b5e50 in unity::QuicklistMenuItem::Activate (this=0x56056ff62a60) at ./launcher/QuicklistMenuItem.cpp:157
  [Error: QuicklistMenuItem.cpp was not found in source tree]
#389 0x00007f4af52ba89d in unity::QuicklistView::ActivateItem (this=this@entry=0x56056ed86000, item=<optimized out>) at ./launcher/QuicklistView.cpp:638
  [Error: QuicklistView.cpp was not found in source tree]
#390 0x00007f4af52ba967 in unity::QuicklistView::CheckAndEmitItemSignal (this=this@entry=0x56056ed86000, x=141, y=y@entry=83) at ./launcher/QuicklistView.cpp:628
  [Error: QuicklistView.cpp was not found in source tree]
#391 0x00007f4af52ba9d5 in unity::QuicklistView::RecvItemMouseRelease (this=0x56056ed86000, item=0x56056ff62a60, x=98, y=<optimized out>) at ./launcher/QuicklistView.cpp:649
  [Error: QuicklistView.cpp was not found in source tree]
#392 0x00007f4af52b6715 in emit (_A_a3=@0x7fff24b6c558: 18, _A_a2=@0x7fff24b6c55c: 98, _A_a1=@0x7fff24b6c568: 0x56056ff62a60, impl=0x56056ed77360) at /usr/include/sigc++-2.0/sigc++/signal.h:1562
  [Error: signal.h was not found in source tree]
#393 emit (this=<optimized out>, _A_a3=@0x7fff24b6c558: 18, _A_a2=@0x7fff24b6c55c: 98, _A_a1=@0x7fff24b6c568: 0x56056ff62a60) at /usr/include/sigc++-2.0/sigc++/signal.h:3263
  [Error: signal.h was not found in source tree]
#394 unity::QuicklistMenuItem::RecvMouseUp (this=<optimized out>, x=<optimized out>, y=<optimized out>, button_flags=<optimized out>, key_flags=<optimized out>) at ./launcher/QuicklistMenuItem.cpp:178
  [Error: QuicklistMenuItem.cpp was not found in source tree]
#395 0x00007f4af3e40a81 in emit (_A_a4=@0x7fff24b6c5e8: 0, _A_a3=@0x7fff24b6c5f0: 2101248, _A_a2=@0x7fff24b6c5f8: 18, _A_a1=@0x7fff24b6c5fc: 98, impl=0x56056f9c3c20) at /usr/include/sigc++-2.0/sigc++/signal.h:1831
  [Error: signal.h was not found in source tree]
#396 emit (this=0x56056f78f618, _A_a4=@0x7fff24b6c5e8: 0, _A_a3=@0x7fff24b6c5f0: 2101248, _A_a2=@0x7fff24b6c5f8: 18, _A_a1=@0x7fff24b6c5fc: 98) at /usr/include/sigc++-2.0/sigc++/signal.h:3420
  [Error: signal.h was not found in source tree]
#397 nux::InputArea::EmitMouseUpSignal (this=this@entry=0x56056ff62a60, x=<optimized out>, x@entry=98, y=<optimized out>, y@entry=18, mouse_button_state=<optimized out>, special_keys_state=<optimized out>, special_keys_state@entry=0) at InputArea.cpp:300
  [Error: InputArea.cpp was not found in source tree]
#398 0x00007f4af3e740f8 in nux::WindowCompositor::UpdateMouseOwner (this=this@entry=0x56056f56a580, event=..., area_under_mouse_changed=area_under_mouse_changed@entry=false) at WindowCompositor.cpp:646
  [Error: WindowCompositor.cpp was not found in source tree]
#399 0x00007f4af3e74c87 in nux::WindowCompositor::MouseEventCycle (this=0x56056f56a580, event=...) at WindowCompositor.cpp:723
  [Error: WindowCompositor.cpp was not found in source tree]
#400 0x00007f4af3e75a2b in nux::WindowCompositor::ProcessEvent (this=0x56056f56a580, event=...) at WindowCompositor.cpp:1171
  [Error: WindowCompositor.cpp was not found in source tree]
#401 0x00007f4af3e7a459 in nux::WindowThread::DoProcessEvent (this=<optimized out>, event=...) at WindowThread.cpp:600
  [Error: WindowThread.cpp was not found in source tree]
#402 0x00007f4af3e4bce6 in nux::nux_event_dispatch (user_data=0x56056ef02640) at MainLoopGLib.cpp:128
  [Error: MainLoopGLib.cpp was not found in source tree]
#403 0x00007f4b151cd75a in g_main_context_dispatch () from /tmp/apport_sandbox_rP8xn_/lib/x86_64-linux-gnu/libglib-2.0.so.0
#404 0x00007f4b151cdb10 in g_main_context_iterate.isra () from /tmp/apport_sandbox_rP8xn_/lib/x86_64-linux-gnu/libglib-2.0.so.0
#405 0x00007f4b151cde32 in g_main_loop_run () from /tmp/apport_sandbox_rP8xn_/lib/x86_64-linux-gnu/libglib-2.0.so.0
#406 0x00007f4af1ce61b9 in zeitgeist_log_construct () from /tmp/apport_sandbox_rP8xn_/usr/lib/x86_64-linux-gnu/libzeitgeist-2.0.so.0
#407 0x00007f4af1ce6bf5 in zeitgeist_log_get_default () from /tmp/apport_sandbox_rP8xn_/usr/lib/x86_64-linux-gnu/libzeitgeist-2.0.so.0
#408 0x00007f4af53a4cc9 in unity::desktop::Application::LogEvent (this=this@entry=0x56056ea9cc10, type=type@entry=unity::ACCESS, subject=...) at ./unity-shared/DesktopApplicationManager.cpp:73
  [Error: DesktopApplicationManager.cpp was not found in source tree]
#409 0x00007f4af52e35e8 in unity::launcher::ApplicationLauncherIcon::LogUnityEvent (this=this@entry=0x56056f6ed730, type=type@entry=unity::ACCESS) at ./launcher/ApplicationLauncherIcon.cpp:565
  [Error: ApplicationLauncherIcon.cpp was not found in source tree]
#410 0x00007f4af52e3ced in unity::launcher::ApplicationLauncherIcon::UnStick (this=0x56056f6ed730) at ./launcher/ApplicationLauncherIcon.cpp:538
  [Error: ApplicationLauncherIcon.cpp was not found in source tree]
#411 0x00007f4af52cd2c9 in operator() (__args#1=<optimized out>, __args#0=<optimized out>, this=<optimized out>) at /usr/include/c++/6/functional:2127
  [Error: functional was not found in source tree]
#412 unity::glib::Signal<void, _DbusmenuMenuitem*, unsigned int>::Callback (object=<optimized out>, vs#0=<optimized out>, self=<optimized out>) at ./launcher/../UnityCore/GLibSignal-inl.h:57
  [Error: GLibSignal-inl.h was not found in source tree]
#413 0x00007f4b13bceecf in g_closure_invoke () from /tmp/apport_sandbox_rP8xn_/usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
#414 0x00007f4b13be0f82 in signal_emit_unlocked_R () from /tmp/apport_sandbox_rP8xn_/usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
#415 0x00007f4b13be9bdc in g_signal_emit_valist () from /tmp/apport_sandbox_rP8xn_/usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
#416 0x00007f4b13be9fbf in g_signal_emit () from /tmp/apport_sandbox_rP8xn_/usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
#417 0x00007f4af2e453ea in dbusmenu_menuitem_handle_event (mi=0x56056f9e4440, name=name@entry=0x7f4af54922c0 "clicked", variant=0x56056ea9a330, variant@entry=0x0, timestamp=91941) at ../../../libdbusmenu-glib/menuitem.c:1767
  [Error: menuitem.c was not found in source tree]
#418 0x00007f4af52b5e50 in unity::QuicklistMenuItem::Activate (this=0x56056ff62a60) at ./launcher/QuicklistMenuItem.cpp:157
  [Error: QuicklistMenuItem.cpp was not found in source tree]
#419 0x00007f4af52ba89d in unity::QuicklistView::ActivateItem (this=this@entry=0x56056ed86000, item=<optimized out>) at ./launcher/QuicklistView.cpp:638
  [Error: QuicklistView.cpp was not found in source tree]
#420 0x00007f4af52ba967 in unity::QuicklistView::CheckAndEmitItemSignal (this=this@entry=0x56056ed86000, x=141, y=y@entry=83) at ./launcher/QuicklistView.cpp:628
  [Error: QuicklistView.cpp was not found in source tree]
#421 0x00007f4af52ba9d5 in unity::QuicklistView::RecvItemMouseRelease (this=0x56056ed86000, item=0x56056ff62a60, x=98, y=<optimized out>) at ./launcher/QuicklistView.cpp:649
  [Error: QuicklistView.cpp was not found in source tree]
#422 0x00007f4af52b6715 in emit (_A_a3=@0x7fff24b6dad8: 18, _A_a2=@0x7fff24b6dadc: 98, _A_a1=@0x7fff24b6dae8: 0x56056ff62a60, impl=0x56056ed77360) at /usr/include/sigc++-2.0/sigc++/signal.h:1562
  [Error: signal.h was not found in source tree]
#423 emit (this=<optimized out>, _A_a3=@0x7fff24b6dad8: 18, _A_a2=@0x7fff24b6dadc: 98, _A_a1=@0x7fff24b6dae8: 0x56056ff62a60) at /usr/include/sigc++-2.0/sigc++/signal.h:3263
  [Error: signal.h was not found in source tree]
#424 unity::QuicklistMenuItem::RecvMouseUp (this=<optimized out>, x=<optimized out>, y=<optimized out>, button_flags=<optimized out>, key_flags=<optimized out>) at ./launcher/QuicklistMenuItem.cpp:178
  [Error: QuicklistMenuItem.cpp was not found in source tree]
#425 0x00007f4af3e40a81 in emit (_A_a4=@0x7fff24b6db68: 0, _A_a3=@0x7fff24b6db70: 4096, _A_a2=@0x7fff24b6db78: 18, _A_a1=@0x7fff24b6db7c: 98, impl=0x56056f9c3c20) at /usr/include/sigc++-2.0/sigc++/signal.h:1831
  [Error: signal.h was not found in source tree]
#426 emit (this=0x56056ff607e8, _A_a4=@0x7fff24b6db68: 0, _A_a3=@0x7fff24b6db70: 4096, _A_a2=@0x7fff24b6db78: 18, _A_a1=@0x7fff24b6db7c: 98) at /usr/include/sigc++-2.0/sigc++/signal.h:3420
  [Error: signal.h was not found in source tree]
#427 nux::InputArea::EmitMouseUpSignal (this=this@entry=0x56056ff62a60, x=<optimized out>, x@entry=98, y=<optimized out>, y@entry=18, mouse_button_state=<optimized out>, special_keys_state=<optimized out>, special_keys_state@entry=0) at InputArea.cpp:300
  [Error: InputArea.cpp was not found in source tree]
#428 0x00007f4af3e740f8 in nux::WindowCompositor::UpdateMouseOwner (this=this@entry=0x56056f56a580, event=..., area_under_mouse_changed=area_under_mouse_changed@entry=false) at WindowCompositor.cpp:646
  [Error: WindowCompositor.cpp was not found in source tree]
#429 0x00007f4af3e74c87 in nux::WindowCompositor::MouseEventCycle (this=0x56056f56a580, event=...) at WindowCompositor.cpp:723
  [Error: WindowCompositor.cpp was not found in source tree]
#430 0x00007f4af3e75a2b in nux::WindowCompositor::ProcessEvent (this=0x56056f56a580, event=...) at WindowCompositor.cpp:1171
  [Error: WindowCompositor.cpp was not found in source tree]
#431 0x00007f4af3e7a459 in nux::WindowThread::DoProcessEvent (this=<optimized out>, event=...) at WindowThread.cpp:600
  [Error: WindowThread.cpp was not found in source tree]
#432 0x00007f4af3e4bce6 in nux::nux_event_dispatch (user_data=0x56056ef02640) at MainLoopGLib.cpp:128
  [Error: MainLoopGLib.cpp was not found in source tree]
#433 0x00007f4b151cd75a in g_main_context_dispatch () from /tmp/apport_sandbox_rP8xn_/lib/x86_64-linux-gnu/libglib-2.0.so.0
#434 0x00007f4b151cdb10 in g_main_context_iterate.isra () from /tmp/apport_sandbox_rP8xn_/lib/x86_64-linux-gnu/libglib-2.0.so.0
#435 0x00007f4b151cde32 in g_main_loop_run () from /tmp/apport_sandbox_rP8xn_/lib/x86_64-linux-gnu/libglib-2.0.so.0
#436 0x00007f4af1ce61b9 in zeitgeist_log_construct () from /tmp/apport_sandbox_rP8xn_/usr/lib/x86_64-linux-gnu/libzeitgeist-2.0.so.0
#437 0x00007f4af1ce6bf5 in zeitgeist_log_get_default () from /tmp/apport_sandbox_rP8xn_/usr/lib/x86_64-linux-gnu/libzeitgeist-2.0.so.0
#438 0x00007f4af53a4cc9 in unity::desktop::Application::LogEvent (this=this@entry=0x56056ea9cc10, type=type@entry=unity::ACCESS, subject=...) at ./unity-shared/DesktopApplicationManager.cpp:73
  [Error: DesktopApplicationManager.cpp was not found in source tree]
#439 0x00007f4af52e35e8 in unity::launcher::ApplicationLauncherIcon::LogUnityEvent (this=this@entry=0x56056f6ed730, type=type@entry=unity::ACCESS) at ./launcher/ApplicationLauncherIcon.cpp:565
  [Error: ApplicationLauncherIcon.cpp was not found in source tree]
#440 0x00007f4af52e3ced in unity::launcher::ApplicationLauncherIcon::UnStick (this=0x56056f6ed730) at ./launcher/ApplicationLauncherIcon.cpp:538
  [Error: ApplicationLauncherIcon.cpp was not found in source tree]
#441 0x00007f4af52cd2c9 in operator() (__args#1=<optimized out>, __args#0=<optimized out>, this=<optimized out>) at /usr/include/c++/6/functional:2127
  [Error: functional was not found in source tree]
#442 unity::glib::Signal<void, _DbusmenuMenuitem*, unsigned int>::Callback (object=<optimized out>, vs#0=<optimized out>, self=<optimized out>) at ./launcher/../UnityCore/GLibSignal-inl.h:57
  [Error: GLibSignal-inl.h was not found in source tree]
#443 0x00007f4b13bceecf in g_closure_invoke () from /tmp/apport_sandbox_rP8xn_/usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
#444 0x00007f4b13be0f82 in signal_emit_unlocked_R () from /tmp/apport_sandbox_rP8xn_/usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
#445 0x00007f4b13be9bdc in g_signal_emit_valist () from /tmp/apport_sandbox_rP8xn_/usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
#446 0x00007f4b13be9fbf in g_signal_emit () from /tmp/apport_sandbox_rP8xn_/usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
#447 0x00007f4af2e453ea in dbusmenu_menuitem_handle_event (mi=0x56056f9e4440, name=name@entry=0x7f4af54922c0 "clicked", variant=0x56056ea960c0, variant@entry=0x0, timestamp=91638) at ../../../libdbusmenu-glib/menuitem.c:1767
  [Error: menuitem.c was not found in source tree]
#448 0x00007f4af52b5e50 in unity::QuicklistMenuItem::Activate (this=0x56056ff62a60) at ./launcher/QuicklistMenuItem.cpp:157
  [Error: QuicklistMenuItem.cpp was not found in source tree]
#449 0x00007f4af52ba89d in unity::QuicklistView::ActivateItem (this=this@entry=0x56056ed86000, item=<optimized out>) at ./launcher/QuicklistView.cpp:638
  [Error: QuicklistView.cpp was not found in source tree]
#450 0x00007f4af52ba967 in unity::QuicklistView::CheckAndEmitItemSignal (this=this@entry=0x56056ed86000, x=141, y=y@entry=83) at ./launcher/QuicklistView.cpp:628
  [Error: QuicklistView.cpp was not found in source tree]
#451 0x00007f4af52ba9d5 in unity::QuicklistView::RecvItemMouseRelease (this=0x56056ed86000, item=0x56056ff62a60, x=98, y=<optimized out>) at ./launcher/QuicklistView.cpp:649
  [Error: QuicklistView.cpp was not found in source tree]
#452 0x00007f4af52b6715 in emit (_A_a3=@0x7fff24b6f058: 18, _A_a2=@0x7fff24b6f05c: 98, _A_a1=@0x7fff24b6f068: 0x56056ff62a60, impl=0x56056ed77360) at /usr/include/sigc++-2.0/sigc++/signal.h:1562
  [Error: signal.h was not found in source tree]
#453 emit (this=<optimized out>, _A_a3=@0x7fff24b6f058: 18, _A_a2=@0x7fff24b6f05c: 98, _A_a1=@0x7fff24b6f068: 0x56056ff62a60) at /usr/include/sigc++-2.0/sigc++/signal.h:3263
  [Error: signal.h was not found in source tree]
#454 unity::QuicklistMenuItem::RecvMouseUp (this=<optimized out>, x=<optimized out>, y=<optimized out>, button_flags=<optimized out>, key_flags=<optimized out>) at ./launcher/QuicklistMenuItem.cpp:178
  [Error: QuicklistMenuItem.cpp was not found in source tree]
#455 0x00007f4af3e40a81 in emit (_A_a4=@0x7fff24b6f0e8: 0, _A_a3=@0x7fff24b6f0f0: 2101248, _A_a2=@0x7fff24b6f0f8: 18, _A_a1=@0x7fff24b6f0fc: 98, impl=0x56056f9c3c20) at /usr/include/sigc++-2.0/sigc++/signal.h:1831
  [Error: signal.h was not found in source tree]
#456 emit (this=0x56056fe9fff8, _A_a4=@0x7fff24b6f0e8: 0, _A_a3=@0x7fff24b6f0f0: 2101248, _A_a2=@0x7fff24b6f0f8: 18, _A_a1=@0x7fff24b6f0fc: 98) at /usr/include/sigc++-2.0/sigc++/signal.h:3420
  [Error: signal.h was not found in source tree]
#457 nux::InputArea::EmitMouseUpSignal (this=this@entry=0x56056ff62a60, x=<optimized out>, x@entry=98, y=<optimized out>, y@entry=18, mouse_button_state=<optimized out>, special_keys_state=<optimized out>, special_keys_state@entry=0) at InputArea.cpp:300
  [Error: InputArea.cpp was not found in source tree]
#458 0x00007f4af3e740f8 in nux::WindowCompositor::UpdateMouseOwner (this=this@entry=0x56056f56a580, event=..., area_under_mouse_changed=area_under_mouse_changed@entry=false) at WindowCompositor.cpp:646
  [Error: WindowCompositor.cpp was not found in source tree]
#459 0x00007f4af3e74c87 in nux::WindowCompositor::MouseEventCycle (this=0x56056f56a580, event=...) at WindowCompositor.cpp:723
  [Error: WindowCompositor.cpp was not found in source tree]
#460 0x00007f4af3e75a2b in nux::WindowCompositor::ProcessEvent (this=0x56056f56a580, event=...) at WindowCompositor.cpp:1171
  [Error: WindowCompositor.cpp was not found in source tree]
#461 0x00007f4af3e7a459 in nux::WindowThread::DoProcessEvent (this=<optimized out>, event=...) at WindowThread.cpp:600
  [Error: WindowThread.cpp was not found in source tree]
#462 0x00007f4af3e4bce6 in nux::nux_event_dispatch (user_data=0x56056ef02640) at MainLoopGLib.cpp:128
  [Error: MainLoopGLib.cpp was not found in source tree]
#463 0x00007f4b151cd75a in g_main_context_dispatch () from /tmp/apport_sandbox_rP8xn_/lib/x86_64-linux-gnu/libglib-2.0.so.0
#464 0x00007f4b151cdb10 in g_main_context_iterate.isra () from /tmp/apport_sandbox_rP8xn_/lib/x86_64-linux-gnu/libglib-2.0.so.0
#465 0x00007f4b151cde32 in g_main_loop_run () from /tmp/apport_sandbox_rP8xn_/lib/x86_64-linux-gnu/libglib-2.0.so.0
#466 0x00007f4af1ce61b9 in zeitgeist_log_construct () from /tmp/apport_sandbox_rP8xn_/usr/lib/x86_64-linux-gnu/libzeitgeist-2.0.so.0
#467 0x00007f4af1ce6bf5 in zeitgeist_log_get_default () from /tmp/apport_sandbox_rP8xn_/usr/lib/x86_64-linux-gnu/libzeitgeist-2.0.so.0
#468 0x00007f4af53a4cc9 in unity::desktop::Application::LogEvent (this=this@entry=0x56056ea9cc10, type=type@entry=unity::ACCESS, subject=...) at ./unity-shared/DesktopApplicationManager.cpp:73
  [Error: DesktopApplicationManager.cpp was not found in source tree]
#469 0x00007f4af52e35e8 in unity::launcher::ApplicationLauncherIcon::LogUnityEvent (this=this@entry=0x56056f6ed730, type=type@entry=unity::ACCESS) at ./launcher/ApplicationLauncherIcon.cpp:565
  [Error: ApplicationLauncherIcon.cpp was not found in source tree]
#470 0x00007f4af52e3ced in unity::launcher::ApplicationLauncherIcon::UnStick (this=0x56056f6ed730) at ./launcher/ApplicationLauncherIcon.cpp:538
  [Error: ApplicationLauncherIcon.cpp was not found in source tree]
#471 0x00007f4af52cd2c9 in operator() (__args#1=<optimized out>, __args#0=<optimized out>, this=<optimized out>) at /usr/include/c++/6/functional:2127
  [Error: functional was not found in source tree]
#472 unity::glib::Signal<void, _DbusmenuMenuitem*, unsigned int>::Callback (object=<optimized out>, vs#0=<optimized out>, self=<optimized out>) at ./launcher/../UnityCore/GLibSignal-inl.h:57
  [Error: GLibSignal-inl.h was not found in source tree]
#473 0x00007f4b13bcef75 in g_closure_invoke () from /tmp/apport_sandbox_rP8xn_/usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
#474 0x00007f4b13be0f82 in signal_emit_unlocked_R () from /tmp/apport_sandbox_rP8xn_/usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
#475 0x00007f4b13be9bdc in g_signal_emit_valist () from /tmp/apport_sandbox_rP8xn_/usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
#476 0x00007f4b13be9fbf in g_signal_emit () from /tmp/apport_sandbox_rP8xn_/usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
#477 0x00007f4af2e453ea in dbusmenu_menuitem_handle_event (mi=0x56056f9e4440, name=name@entry=0x7f4af54922c0 "clicked", variant=0x7f4afc029c40, variant@entry=0x0, timestamp=88999) at ../../../libdbusmenu-glib/menuitem.c:1767
  [Error: menuitem.c was not found in source tree]
#478 0x00007f4af52b5e50 in unity::QuicklistMenuItem::Activate (this=0x56056ff62a60) at ./launcher/QuicklistMenuItem.cpp:157
  [Error: QuicklistMenuItem.cpp was not found in source tree]
#479 0x00007f4af52ba89d in unity::QuicklistView::ActivateItem (this=this@entry=0x56056ed86000, item=<optimized out>) at ./launcher/QuicklistView.cpp:638
  [Error: QuicklistView.cpp was not found in source tree]
#480 0x00007f4af52ba967 in unity::QuicklistView::CheckAndEmitItemSignal (this=this@entry=0x56056ed86000, x=90, y=y@entry=81) at ./launcher/QuicklistView.cpp:628
  [Error: QuicklistView.cpp was not found in source tree]
#481 0x00007f4af52ba9d5 in unity::QuicklistView::RecvItemMouseRelease (this=0x56056ed86000, item=0x56056ff62a60, x=47, y=<optimized out>) at ./launcher/QuicklistView.cpp:649
  [Error: QuicklistView.cpp was not found in source tree]
#482 0x00007f4af52b6715 in emit (_A_a3=@0x7fff24b705d8: 16, _A_a2=@0x7fff24b705dc: 47, _A_a1=@0x7fff24b705e8: 0x56056ff62a60, impl=0x56056ed77360) at /usr/include/sigc++-2.0/sigc++/signal.h:1562
  [Error: signal.h was not found in source tree]
#483 emit (this=<optimized out>, _A_a3=@0x7fff24b705d8: 16, _A_a2=@0x7fff24b705dc: 47, _A_a1=@0x7fff24b705e8: 0x56056ff62a60) at /usr/include/sigc++-2.0/sigc++/signal.h:3263
  [Error: signal.h was not found in source tree]
#484 unity::QuicklistMenuItem::RecvMouseUp (this=<optimized out>, x=<optimized out>, y=<optimized out>, button_flags=<optimized out>, key_flags=<optimized out>) at ./launcher/QuicklistMenuItem.cpp:178
  [Error: QuicklistMenuItem.cpp was not found in source tree]
#485 0x00007f4af3e40a81 in emit (_A_a4=@0x7fff24b70668: 0, _A_a3=@0x7fff24b70670: 2101248, _A_a2=@0x7fff24b70678: 16, _A_a1=@0x7fff24b7067c: 47, impl=0x56056f9c3c20) at /usr/include/sigc++-2.0/sigc++/signal.h:1831
  [Error: signal.h was not found in source tree]
#486 emit (this=0x56056eac2a48, _A_a4=@0x7fff24b70668: 0, _A_a3=@0x7fff24b70670: 2101248, _A_a2=@0x7fff24b70678: 16, _A_a1=@0x7fff24b7067c: 47) at /usr/include/sigc++-2.0/sigc++/signal.h:3420
  [Error: signal.h was not found in source tree]
#487 nux::InputArea::EmitMouseUpSignal (this=this@entry=0x56056ff62a60, x=<optimized out>, x@entry=47, y=<optimized out>, y@entry=16, mouse_button_state=<optimized out>, special_keys_state=<optimized out>, special_keys_state@entry=0) at InputArea.cpp:300
  [Error: InputArea.cpp was not found in source tree]
#488 0x00007f4af3e740f8 in nux::WindowCompositor::UpdateMouseOwner (this=this@entry=0x56056f56a580, event=..., area_under_mouse_changed=area_under_mouse_changed@entry=false) at WindowCompositor.cpp:646
  [Error: WindowCompositor.cpp was not found in source tree]
#489 0x00007f4af3e74c87 in nux::WindowCompositor::MouseEventCycle (this=0x56056f56a580, event=...) at WindowCompositor.cpp:723
  [Error: WindowCompositor.cpp was not found in source tree]
#490 0x00007f4af3e75a2b in nux::WindowCompositor::ProcessEvent (this=0x56056f56a580, event=...) at WindowCompositor.cpp:1171
  [Error: WindowCompositor.cpp was not found in source tree]
#491 0x00007f4af3e7a459 in nux::WindowThread::DoProcessEvent (this=<optimized out>, event=...) at WindowThread.cpp:600
  [Error: WindowThread.cpp was not found in source tree]
#492 0x00007f4af3e4bce6 in nux::nux_event_dispatch (user_data=0x56056ef02640) at MainLoopGLib.cpp:128
  [Error: MainLoopGLib.cpp was not found in source tree]
#493 0x00007f4b151cd75a in g_main_context_dispatch () from /tmp/apport_sandbox_rP8xn_/lib/x86_64-linux-gnu/libglib-2.0.so.0
#494 0x00007f4b151cdb10 in g_main_context_iterate.isra () from /tmp/apport_sandbox_rP8xn_/lib/x86_64-linux-gnu/libglib-2.0.so.0
#495 0x00007f4b151cde32 in g_main_loop_run () from /tmp/apport_sandbox_rP8xn_/lib/x86_64-linux-gnu/libglib-2.0.so.0
#496 0x00007f4b154ed885 in Glib::MainLoop::run (this=<optimized out>) at main.cc:785
  [Error: main.cc was not found in source tree]
#497 0x00007f4b1725f49f in compiz::private_screen::EventManager::startEventLoop (this=0x56056e732868, dpy=0x56056e7368d0) at ./src/screen.cpp:188
  183: 	    }
  184: 	    else if (randrExtension &&
  185: 		     event->type == randrEvent + RRScreenChangeNotify)
  186: 	    {
  187: 		XRRScreenChangeNotifyEvent *rre;
  188: 
  189: 		rre = (XRRScreenChangeNotifyEvent *) event;
  190: 
  191: 		if (screen->root () == rre->root)
  192: 		    detectRefreshRate ();
  193: 	    }
#498 0x000056056ce32771 in main (argc=1, argv=<optimized out>) at ./src/main.cpp:261