. Thread 3 (Thread 24153): #0 0x00007ff2dbf47e33 in poll () from /lib/x86_64-linux-gnu/libc.so.6 No symbol table info available. #1 0x00007ff2dd294104 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 No symbol table info available. #2 0x00007ff2dd2949f2 in g_main_loop_run () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 No symbol table info available. #3 0x00007ff2de2bdd44 in ?? () from /usr/lib/x86_64-linux-gnu/libgio-2.0.so.0 No symbol table info available. #4 0x00007ff2dd2bb3e4 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 No symbol table info available. #5 0x00007ff2dcbbfd8c in start_thread () from /lib/x86_64-linux-gnu/libpthread.so.0 No symbol table info available. #6 0x00007ff2dbf54f7d in clone () from /lib/x86_64-linux-gnu/libc.so.6 No symbol table info available. #7 0x0000000000000000 in ?? () No symbol table info available. . Thread 2 (Thread 24155): #0 0x00007ff2dbf47e33 in poll () from /lib/x86_64-linux-gnu/libc.so.6 No symbol table info available. #1 0x00007ff2dd294104 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 No symbol table info available. #2 0x00007ff2dd2949f2 in g_main_loop_run () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 No symbol table info available. #3 0x00007ff2c792f69b in ?? () from /usr/lib/gio/modules/libdconfsettings.so No symbol table info available. #4 0x00007ff2dd2bb3e4 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 No symbol table info available. #5 0x00007ff2dcbbfd8c in start_thread () from /lib/x86_64-linux-gnu/libpthread.so.0 No symbol table info available. #6 0x00007ff2dbf54f7d in clone () from /lib/x86_64-linux-gnu/libc.so.6 No symbol table info available. #7 0x0000000000000000 in ?? () No symbol table info available. . Thread 1 (Thread 24152): #0 0x00007ff2dbea2d05 in raise () from /lib/x86_64-linux-gnu/libc.so.6 No symbol table info available. #1 0x00007ff2dbea6ab6 in abort () from /lib/x86_64-linux-gnu/libc.so.6 No symbol table info available. #2 0x00007ff2dd2b951d in g_assertion_message () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 No symbol table info available. #3 0x00007ff2dd2b9ae0 in g_assertion_message_expr () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 No symbol table info available. #4 0x00007ff2dd2d5df6 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 No symbol table info available. #5 0x00007ff2dd2d5e8b in g_variant_type_info_get_type_string () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 No symbol table info available. #6 0x00007ff2de2b3cb0 in ?? () from /usr/lib/x86_64-linux-gnu/libgio-2.0.so.0 No symbol table info available. #7 0x00007ff2de2b3d61 in ?? () from /usr/lib/x86_64-linux-gnu/libgio-2.0.so.0 No symbol table info available. #8 0x00007ff2de2b74a5 in g_dbus_message_to_blob () from /usr/lib/x86_64-linux-gnu/libgio-2.0.so.0 No symbol table info available. #9 0x00007ff2de2ac4b6 in ?? () from /usr/lib/x86_64-linux-gnu/libgio-2.0.so.0 No symbol table info available. #10 0x00007ff2de2ae00d in g_dbus_connection_send_message_with_reply () from /usr/lib/x86_64-linux-gnu/libgio-2.0.so.0 No symbol table info available. #11 0x00007ff2de2ae471 in g_dbus_connection_call () from /usr/lib/x86_64-linux-gnu/libgio-2.0.so.0 No symbol table info available. #12 0x00007ff2de2bbfcc in g_dbus_proxy_call () from /usr/lib/x86_64-linux-gnu/libgio-2.0.so.0 No symbol table info available. #13 0x00007ff2cd49eea1 in PanelView::SyncGeometries() () from /usr/lib/compiz/libunityshell.so No symbol table info available. #14 0x00007ff2cd49f020 in PanelView::Draw(nux::GraphicsEngine&, bool) () from /usr/lib/compiz/libunityshell.so No symbol table info available. #15 0x00007ff2cd0e4a8a in nux::View::ProcessDraw(nux::GraphicsEngine&, bool) () from /usr/lib/libnux-0.9.so.0 No symbol table info available. #16 0x00007ff2cd0ea4f7 in nux::Layout::ProcessDraw(nux::GraphicsEngine&, bool) () from /usr/lib/libnux-0.9.so.0 No symbol table info available. #17 0x00007ff2cd0af35e in nux::BaseWindow::DrawContent(nux::GraphicsEngine&, bool) () from /usr/lib/libnux-0.9.so.0 No symbol table info available. #18 0x00007ff2cd0e4a9e in nux::View::ProcessDraw(nux::GraphicsEngine&, bool) () from /usr/lib/libnux-0.9.so.0 No symbol table info available. #19 0x00007ff2cd162811 in nux::WindowCompositor::RenderTopViewContent(nux::BaseWindow*, bool) () from /usr/lib/libnux-0.9.so.0 No symbol table info available. #20 0x00007ff2cd16d1cd in nux::WindowCompositor::RenderTopViews(bool, std::list, std::allocator > >&, bool, bool) () from /usr/lib/libnux-0.9.so.0 No symbol table info available. #21 0x00007ff2cd16daf5 in nux::WindowCompositor::Draw(bool, bool) () from /usr/lib/libnux-0.9.so.0 No symbol table info available. #22 0x00007ff2cd1711fc in nux::WindowThread::RenderInterfaceFromForeignCmd(nux::Rect*) () from /usr/lib/libnux-0.9.so.0 No symbol table info available. #23 0x00007ff2cd48eff1 in UnityScreen::paintDisplay(CompRegion const&) () from /usr/lib/compiz/libunityshell.so No symbol table info available. #24 0x00007ff2cd490e6f in UnityWindow::glDraw(GLMatrix const&, GLFragment::Attrib&, CompRegion const&, unsigned int) () from /usr/lib/compiz/libunityshell.so No symbol table info available. #25 0x00007ff2d3de5f10 in GLWindow::glDraw(GLMatrix const&, GLFragment::Attrib&, CompRegion const&, unsigned int) () from /usr/lib/compiz/libopengl.so No symbol table info available. #26 0x00007ff2d3de5dc5 in GLWindow::glPaint(GLWindowPaintAttrib const&, GLMatrix const&, CompRegion const&, unsigned int) () from /usr/lib/compiz/libopengl.so No symbol table info available. #27 0x00007ff2cf881408 in WallWindow::glPaint(GLWindowPaintAttrib const&, GLMatrix const&, CompRegion const&, unsigned int) () from /usr/lib/compiz/libwall.so No symbol table info available. #28 0x00007ff2d3de5d60 in GLWindow::glPaint(GLWindowPaintAttrib const&, GLMatrix const&, CompRegion const&, unsigned int) () from /usr/lib/compiz/libopengl.so No symbol table info available. #29 0x00007ff2cdd6fd05 in FadeWindow::glPaint(GLWindowPaintAttrib const&, GLMatrix const&, CompRegion const&, unsigned int) () from /usr/lib/compiz/libfade.so No symbol table info available. #30 0x00007ff2d3de5d60 in GLWindow::glPaint(GLWindowPaintAttrib const&, GLMatrix const&, CompRegion const&, unsigned int) () from /usr/lib/compiz/libopengl.so No symbol table info available. #31 0x00007ff2d3de6655 in PrivateGLScreen::paintOutputRegion(GLMatrix const&, CompRegion const&, CompOutput*, unsigned int) () from /usr/lib/compiz/libopengl.so No symbol table info available. #32 0x00007ff2d3de6b07 in GLScreen::glPaintOutput(GLScreenPaintAttrib const&, GLMatrix const&, CompRegion const&, CompOutput*, unsigned int) () from /usr/lib/compiz/libopengl.so No symbol table info available. #33 0x00007ff2cf880be2 in WallScreen::glPaintOutput(GLScreenPaintAttrib const&, GLMatrix const&, CompRegion const&, CompOutput*, unsigned int) () from /usr/lib/compiz/libwall.so No symbol table info available. #34 0x00007ff2d3de6a3d in GLScreen::glPaintOutput(GLScreenPaintAttrib const&, GLMatrix const&, CompRegion const&, CompOutput*, unsigned int) () from /usr/lib/compiz/libopengl.so No symbol table info available. #35 0x00007ff2cd48f05e in UnityScreen::glPaintOutput(GLScreenPaintAttrib const&, GLMatrix const&, CompRegion const&, CompOutput*, unsigned int) () from /usr/lib/compiz/libunityshell.so No symbol table info available. #36 0x00007ff2d3de6a3d in GLScreen::glPaintOutput(GLScreenPaintAttrib const&, GLMatrix const&, CompRegion const&, CompOutput*, unsigned int) () from /usr/lib/compiz/libopengl.so No symbol table info available. #37 0x00007ff2d3dde861 in PrivateGLScreen::paintOutputs(std::list >&, unsigned int, CompRegion const&) () from /usr/lib/compiz/libopengl.so No symbol table info available. #38 0x00007ff2d815e9b9 in CompositeScreen::paint(std::list >&, unsigned int) () from /usr/lib/compiz/libcomposite.so No symbol table info available. #39 0x00007ff2d8160810 in CompositeScreen::handlePaintTimeout() () from /usr/lib/compiz/libcomposite.so No symbol table info available. #40 0x0000000000421c0f in CompTimeoutSource::callback() () No symbol table info available. #41 0x000000000042167d in CompTimeoutSource::dispatch(sigc::slot_base*) () No symbol table info available. #42 0x00007ff2ddde39df in Glib::Source::dispatch_vfunc(_GSource*, int (*)(void*), void*) () from /usr/lib/libglibmm-2.4.so.1 No symbol table info available. #43 0x00007ff2dd293bcd in g_main_context_dispatch () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 No symbol table info available. #44 0x00007ff2dd2943a8 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 No symbol table info available. #45 0x00007ff2dd2949f2 in g_main_loop_run () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 No symbol table info available. #46 0x000000000042a22a in CompScreen::eventLoop() () No symbol table info available. #47 0x0000000000423180 in main () No symbol table info available.