#0  0xb77cfc31 in __kernel_vsyscall ()
#1  0xb760bea9 in __GI_raise (sig=6) at ../sysdeps/unix/sysv/linux/raise.c:54
  [Error: raise.c was not found in source tree]
#2  0xb760d407 in __GI_abort () at abort.c:89
  [Error: abort.c was not found in source tree]
#3  0xb6fb5325 in g_assertion_message () from /tmp/apport_sandbox_yCYv8H/lib/i386-linux-gnu/libglib-2.0.so.0
#4  0xb6fb53ac in g_assertion_message_expr () from /tmp/apport_sandbox_yCYv8H/lib/i386-linux-gnu/libglib-2.0.so.0
#5  0xb3ae4622 in desktop_entry_unref () from /tmp/apport_sandbox_yCYv8H/usr/lib/i386-linux-gnu/libgnome-menu-3.so.0
#6  0xb6fad023 in g_slist_foreach () from /tmp/apport_sandbox_yCYv8H/lib/i386-linux-gnu/libglib-2.0.so.0
#7  0xb3ae54c3 in cached_dir_free () from /tmp/apport_sandbox_yCYv8H/usr/lib/i386-linux-gnu/libgnome-menu-3.so.0
#8  0xb6fad023 in g_slist_foreach () from /tmp/apport_sandbox_yCYv8H/lib/i386-linux-gnu/libglib-2.0.so.0
#9  0xb3ae54e7 in cached_dir_free () from /tmp/apport_sandbox_yCYv8H/usr/lib/i386-linux-gnu/libgnome-menu-3.so.0
#10 0xb6fad023 in g_slist_foreach () from /tmp/apport_sandbox_yCYv8H/lib/i386-linux-gnu/libglib-2.0.so.0
#11 0xb3ae54e7 in cached_dir_free () from /tmp/apport_sandbox_yCYv8H/usr/lib/i386-linux-gnu/libgnome-menu-3.so.0
#12 0xb6fad023 in g_slist_foreach () from /tmp/apport_sandbox_yCYv8H/lib/i386-linux-gnu/libglib-2.0.so.0
#13 0xb3ae54e7 in cached_dir_free () from /tmp/apport_sandbox_yCYv8H/usr/lib/i386-linux-gnu/libgnome-menu-3.so.0
#14 0xb6fad023 in g_slist_foreach () from /tmp/apport_sandbox_yCYv8H/lib/i386-linux-gnu/libglib-2.0.so.0
#15 0xb3ae54e7 in cached_dir_free () from /tmp/apport_sandbox_yCYv8H/usr/lib/i386-linux-gnu/libgnome-menu-3.so.0
#16 0xb6fad023 in g_slist_foreach () from /tmp/apport_sandbox_yCYv8H/lib/i386-linux-gnu/libglib-2.0.so.0
#17 0xb3ae54e7 in cached_dir_free () from /tmp/apport_sandbox_yCYv8H/usr/lib/i386-linux-gnu/libgnome-menu-3.so.0
#18 0xb3ae579a in cached_dir_remove_reference () from /tmp/apport_sandbox_yCYv8H/usr/lib/i386-linux-gnu/libgnome-menu-3.so.0
#19 0xb3ae581f in emit_monitors_in_idle () from /tmp/apport_sandbox_yCYv8H/usr/lib/i386-linux-gnu/libgnome-menu-3.so.0
#20 0xb6f8b600 in g_idle_dispatch () from /tmp/apport_sandbox_yCYv8H/lib/i386-linux-gnu/libglib-2.0.so.0
#21 0xb6f8ed8b in g_main_context_dispatch () from /tmp/apport_sandbox_yCYv8H/lib/i386-linux-gnu/libglib-2.0.so.0
#22 0xb6f8f179 in g_main_context_iterate.isra () from /tmp/apport_sandbox_yCYv8H/lib/i386-linux-gnu/libglib-2.0.so.0
#23 0xb6f8f244 in g_main_context_iteration () from /tmp/apport_sandbox_yCYv8H/lib/i386-linux-gnu/libglib-2.0.so.0
#24 0xb6e26f2b in g_application_run () from /tmp/apport_sandbox_yCYv8H/usr/lib/i386-linux-gnu/libgio-2.0.so.0
#25 0xb77bee3a in ffi_call_SYSV () from /tmp/apport_sandbox_yCYv8H/usr/lib/i386-linux-gnu/libffi.so.6
#26 0xb77beaac in ffi_call () from /tmp/apport_sandbox_yCYv8H/usr/lib/i386-linux-gnu/libffi.so.6
#27 0xb714e827 in pygi_invoke_c_callable () from /tmp/apport_sandbox_yCYv8H/usr/lib/python3/dist-packages/gi/_gi.cpython-35m-i386-linux-gnu.so
#28 0xb714f3b4 in _function_cache_invoke_real () from /tmp/apport_sandbox_yCYv8H/usr/lib/python3/dist-packages/gi/_gi.cpython-35m-i386-linux-gnu.so
#29 0xb71504fe in pygi_function_cache_invoke () from /tmp/apport_sandbox_yCYv8H/usr/lib/python3/dist-packages/gi/_gi.cpython-35m-i386-linux-gnu.so
#30 0xb714f060 in pygi_callable_info_invoke () from /tmp/apport_sandbox_yCYv8H/usr/lib/python3/dist-packages/gi/_gi.cpython-35m-i386-linux-gnu.so
#31 0xb714f0a1 in _wrap_g_callable_info_invoke () from /tmp/apport_sandbox_yCYv8H/usr/lib/python3/dist-packages/gi/_gi.cpython-35m-i386-linux-gnu.so
#32 0xb7142cd6 in _callable_info_call () from /tmp/apport_sandbox_yCYv8H/usr/lib/python3/dist-packages/gi/_gi.cpython-35m-i386-linux-gnu.so
#33 0x081f53ce in PyObject_Call ()
#34 0x081712fd in PyEval_EvalFrameEx ()
#35 0x08170eff in PyEval_EvalFrameEx ()
#36 0x081750f1 in _PyEval_EvalCodeWithName ()
#37 0x08175d08 in PyEval_EvalCode ()
#38 0x08254e2d in run_mod ()
#39 0x082574db in PyRun_FileExFlags ()
#40 0x082576dd in PyRun_SimpleFileExFlags ()
#41 0x082577b4 in PyRun_AnyFileExFlags ()
#42 0x082924bc in Py_Main ()
#43 0x0811a7b9 in main ()