(gdb) bt
#0  0xb6e0cab4 in g_object_remove_weak_pointer ()
   from /usr/lib/libgobject-2.0.so.0
#1  0xb71c934b in gdk_x11_gc_get_xdisplay () from /usr/lib/libgdk-x11-2.0.so.0
#2  0xb71c94e7 in gdk_x11_gc_get_xdisplay () from /usr/lib/libgdk-x11-2.0.so.0
#3  0xb71c612a in gdk_events_pending () from /usr/lib/libgdk-x11-2.0.so.0
#4  0xb71c6827 in gdk_events_pending () from /usr/lib/libgdk-x11-2.0.so.0
#5  0xb71c6bef in gdk_add_client_message_filter ()
   from /usr/lib/libgdk-x11-2.0.so.0
#6  0xb6d92c71 in g_main_context_dispatch () from /usr/lib/libglib-2.0.so.0
#7  0xb6d95cff in g_main_context_check () from /usr/lib/libglib-2.0.so.0
#8  0xb6d960b7 in g_main_loop_run () from /usr/lib/libglib-2.0.so.0
#9  0xb744cb51 in gtk_main () from /usr/lib/libgtk-x11-2.0.so.0
#10 0xb7ea8f61 in gnome_db_main_run (
    init_func=0x8065bf1 <create_new_workspace_window>, user_data=0x0)
    at gnome-db-init.c:126
#11 0x08052b6b in main (argc=1, argv=0xbf942e44) at main.c:123