. Thread 1 (process 3454): #0 0xb78ad2d2 in g_type_check_instance_cast () from /usr/lib/libgobject-2.0.so.0 #1 0xb6815bba in ?? () from /usr/lib/gedit-2/plugins/libdrawspaces.so #2 0xb7870594 in ?? () from /usr/lib/libgconf-2.so.4 #3 0xb785f5be in gconf_listeners_notify () from /usr/lib/libgconf-2.so.4 #4 0xb786d4e4 in ?? () from /usr/lib/libgconf-2.so.4 #5 0xb786d5e0 in ?? () from /usr/lib/libgconf-2.so.4 #6 0xb77cdb51 in ?? () from /usr/lib/libglib-2.0.so.0 #7 0xb77cfa58 in g_main_context_dispatch () from /usr/lib/libglib-2.0.so.0 #8 0xb77d2fbb in ?? () from /usr/lib/libglib-2.0.so.0 #9 0xb77d348a in g_main_loop_run () from /usr/lib/libglib-2.0.so.0 #10 0xb7c065c9 in gtk_main () from /usr/lib/libgtk-x11-2.0.so.0 #11 0x0806ac74 in main ()