$ gdb guitarix GNU gdb (Ubuntu/Linaro 7.4-2012.04-0ubuntu2) 7.4-2012.04 Copyright (C) 2012 Free Software Foundation, Inc. License GPLv3+: GNU GPL version 3 or later This is free software: you are free to change and redistribute it. There is NO WARRANTY, to the extent permitted by law. Type "show copying" and "show warranty" for details. This GDB was configured as "x86_64-linux-gnu". For bug reporting instructions, please see: ... Reading symbols from /usr/bin/guitarix...Reading symbols from /usr/lib/debug/.build-id/b4/f1ae1ad13472d5b3b5808f4d678bbf3f12d176.debug...done. done. (gdb) run Starting program: /usr/bin/guitarix [Thread debugging using libthread_db enabled] Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1". [New Thread 0x7fffe8a1c700 (LWP 10309)] [New Thread 0x7fffdebca700 (LWP 10310)] [New Thread 0x7fffde253700 (LWP 10315)] [New Thread 0x7fffdda52700 (LWP 10316)] [New Thread 0x7fffdd991700 (LWP 10317)] zombified - calling shutdown handler [Thread 0x7fffdd991700 (LWP 10317) exited] [Thread 0x7fffdebca700 (LWP 10310) exited] [Thread 0x7fffdda52700 (LWP 10316) exited] [New Thread 0x7fffdebca700 (LWP 10320)] [New Thread 0x7fffdd991700 (LWP 10325)] [New Thread 0x7fffdd154700 (LWP 10326)] zombified - calling shutdown handler [Thread 0x7fffdd154700 (LWP 10326) exited] [Thread 0x7fffdebca700 (LWP 10320) exited] [Thread 0x7fffdd991700 (LWP 10325) exited] WARNING: gnome-keyring:: couldn't connect to: /tmp/keyring-9mqb9K/pkcs11: No such file or directory [New Thread 0x7fffdebca700 (LWP 10329)] [New Thread 0x7fffdd154700 (LWP 10334)] [New Thread 0x7fffdc0f8700 (LWP 10335)] (guitarix:10306): glibmm-ERROR **: unhandled exception (type std::exception) in signal handler: what: basic_string::erase Program received signal SIGTRAP, Trace/breakpoint trap. 0x00007ffff7086fdb in g_logv () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 (gdb) backtrace #0 0x00007ffff7086fdb in g_logv () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 #1 0x00007ffff70871b2 in g_log () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 #2 0x00007ffff47339bb in Glib::exception_handlers_invoke() () from /usr/lib/x86_64-linux-gnu/libglibmm-2.4.so.1 #3 0x00007ffff4738e1a in Glib::SignalProxyNormal::slot0_void_callback(_GObject*, void*) () from /usr/lib/x86_64-linux-gnu/libglibmm-2.4.so.1 #4 0x00007ffff59b7ca2 in g_closure_invoke () from /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0 #5 0x00007ffff59c8fdd in ?? () from /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0 #6 0x00007ffff59d1099 in g_signal_emit_valist () from /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0 #7 0x00007ffff59d1242 in g_signal_emit () from /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0 #8 0x00007ffff6a73193 in ?? () from /usr/lib/x86_64-linux-gnu/libgtk-x11-2.0.so.0 #9 0x00007ffff59b7ca2 in g_closure_invoke () from /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0 #10 0x00007ffff59c8fdd in ?? () from /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0 #11 0x00007ffff59d1099 in g_signal_emit_valist () from /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0 #12 0x00007ffff59d1242 in g_signal_emit () from /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0 #13 0x00007ffff6a8c845 in ?? () from /usr/lib/x86_64-linux-gnu/libgtk-x11-2.0.so.0 #14 0x00007ffff55d41b0 in Gtk::Button_Class::released_callback(_GtkButton*) () from /usr/lib/x86_64-linux-gnu/libgtkmm-2.4.so.1 #15 0x00007ffff59b7eca in ?? () from /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0 #16 0x00007ffff59d0741 in g_signal_emit_valist () from /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0 #17 0x00007ffff59d1242 in g_signal_emit () from /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0 #18 0x00007ffff6a8b66d in ?? () from /usr/lib/x86_64-linux-gnu/libgtk-x11-2.0.so.0 #19 0x00007ffff5673687 in Gtk::Widget::on_button_release_event(_GdkEventButton*) () from /usr/lib/x86_64-linux-gnu/libgtkmm-2.4.so.1 #20 0x00007ffff5676433 in Gtk::Widget_Class::button_release_event_callback(_GtkWidget*, _GdkEventButton*) () from /usr/lib/x86_64-linux-gnu/libgtkmm-2.4.so.1 #21 0x00007ffff6b34dd8 in ?? () from /usr/lib/x86_64-linux-gnu/libgtk-x11-2.0.so.0 #22 0x00007ffff59b7ca2 in g_closure_invoke () from /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0 #23 0x00007ffff59c9339 in ?? () from /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0 #24 0x00007ffff59d0d7e in g_signal_emit_valist () from /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0 #25 0x00007ffff59d1242 in g_signal_emit () from /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0 #26 0x00007ffff6c4f191 in ?? () from /usr/lib/x86_64-linux-gnu/libgtk-x11-2.0.so.0 #27 0x00007ffff6b32f63 in gtk_propagate_event () from /usr/lib/x86_64-linux-gnu/libgtk-x11-2.0.so.0 ---Type to continue, or q to quit--- #28 0x00007ffff6b332c3 in gtk_main_do_event () from /usr/lib/x86_64-linux-gnu/libgtk-x11-2.0.so.0 #29 0x00007ffff67a7cac in ?? () from /usr/lib/x86_64-linux-gnu/libgdk-x11-2.0.so.0 #30 0x00007ffff707fd53 in g_main_context_dispatch () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 #31 0x00007ffff70800a0 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 #32 0x00007ffff708049a in g_main_loop_run () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 #33 0x00007ffff6b322f7 in gtk_main () from /usr/lib/x86_64-linux-gnu/libgtk-x11-2.0.so.0 #34 0x00000000004bd97d in main (argc=1, argv=0x7fffffffe268) at ../src/gx_head/gui/gx_main.cpp:399