*** This bug is a duplicate of bug 1553792 *** https://bugs.launchpad.net/bugs/1553792
Reproduced this (or similar bug) on 18.04. Triggered on ALT button. The application crashes with SIGSEGV. gnome-tweak-tool 3.28.1-1 libgtk-3-0:amd64 3.22.30-1ubuntu1 stacktrace / gdb Thread 1 "python3" received signal SIGSEGV, Segmentation fault. 0x00007ffff015f1e2 in ?? () from /usr/lib/x86_64-linux-gnu/libgdk-3.so.0 (gdb) bt #0 0x00007ffff015f1e2 in ?? () from /usr/lib/x86_64-linux-gnu/libgdk-3.so.0 #1 0x00007ffff019545e in gdk_x11_window_get_xid () from /usr/lib/x86_64-linux-gnu/libgdk-3.so.0 #2 0x00007fffd7888f6b in ?? () from /usr/lib/x86_64-linux-gnu/gtk-3.0/3.0.0/immodules/im-xim.so #3 0x00007fffeb2a0ef3 in ?? () from /usr/lib/x86_64-linux-gnu/libgtk-3.so.0 #4 0x00007ffff21d6dae in ffi_call_unix64 () from /usr/lib/x86_64-linux-gnu/libffi.so.6 #5 0x00007ffff21d671f in ffi_call () from /usr/lib/x86_64-linux-gnu/libffi.so.6 #6 0x00007ffff2ba2dda in ?? () from /usr/lib/python3/dist-packages/gi/_gi.cpython-36m-x86_64-linux-gnu.so #7 0x00007ffff2ba49b8 in ?? () from /usr/lib/python3/dist-packages/gi/_gi.cpython-36m-x86_64-linux-gnu.so #8 0x00007ffff2b98c29 in ?? () from /usr/lib/python3/dist-packages/gi/_gi.cpython-36m-x86_64-linux-gnu.so #9 0x000000000045a0e3 in _PyObject_FastCallDict () #10 0x000000000054fd37 in ?? () #11 0x00000000005546cf in _PyEval_EvalFrameDefault () #12 0x000000000054f0e8 in ?? () #13 0x0000000000558ef2 in _PyFunction_FastCallDict () #14 0x000000000045a461 in _PyObject_Call_Prepend () #15 0x0000000000459eee in PyObject_Call () #16 0x00007ffff2ba217a in ?? () from /usr/lib/python3/dist-packages/gi/_gi.cpython-36m-x86_64-linux-gnu.so #17 0x00007ffff26fef6d in g_closure_invoke () from /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0 #18 0x00007ffff27118d1 in ?? () from /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0 #19 0x00007ffff2719d8f in g_signal_emit_valist () from /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0 #20 0x00007ffff271ae0f in g_signal_emit () from /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0 #21 0x00007fffeb408b04 in ?? () from /usr/lib/x86_64-linux-gnu/libgtk-3.so.0 #22 0x00007fffeb2be29f in ?? () from /usr/lib/x86_64-linux-gnu/libgtk-3.so.0 #23 0x00007fffeb2c02a8 in gtk_main_do_event () from /usr/lib/x86_64-linux-gnu/libgtk-3.so.0 #24 0x00007ffff014f765 in ?? () from /usr/lib/x86_64-linux-gnu/libgdk-3.so.0 #25 0x00007ffff017ff82 in ?? () from /usr/lib/x86_64-linux-gnu/libgdk-3.so.0 #26 0x00007ffff2425287 in g_main_context_dispatch () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0 #27 0x00007ffff24254c0 in ?? () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0 #28 0x00007ffff242554c in g_main_context_iteration () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0 #29 0x00007ffff1cd1d2d in g_application_run () from /usr/lib/x86_64-linux-gnu/libgio-2.0.so.0 #30 0x00007ffff21d6dae in ffi_call_unix64 () from /usr/lib/x86_64-linux-gnu/libffi.so.6 #31 0x00007ffff21d671f in ffi_call () from /usr/lib/x86_64-linux-gnu/libffi.so.6 #32 0x00007ffff2ba2dda in ?? () from /usr/lib/python3/dist-packages/gi/_gi.cpython-36m-x86_64-linux-gnu.so #33 0x00007ffff2ba49b8 in ?? () from /usr/lib/python3/dist-packages/gi/_gi.cpython-36m-x86_64-linux-gnu.so #34 0x00007ffff2b98c29 in ?? () from /usr/lib/python3/dist-packages/gi/_gi.cpython-36m-x86_64-linux-gnu.so #35 0x000000000045a0e3 in _PyObject_FastCallDict () #36 0x000000000054fd37 in ?? () #37 0x00000000005546cf in _PyEval_EvalFrameDefault () #38 0x000000000054fbe1 in ?? () #39 0x0000000000550b93 in PyEval_EvalCode () #40 0x000000000042b519 in PyRun_FileExFlags () #41 0x000000000042b705 in PyRun_SimpleFileExFlags () #42 0x0000000000441fcb in Py_Main () #43 0x0000000000421ff4 in main () (gdb) -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1558788 Title: gnome-tweak-tool crashed with SIGSEGV in gdk_x11_window_get_xid() To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/gnome-tweak-tool/+bug/1558788/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs