Using host libthread_db library "/lib/tls/i686/cmov/libthread_db.so.1". Core was generated by `gnome-display-properties'. Program terminated with signal 11, Segmentation fault. #0 0xb7e148ab in ?? () from /usr/lib/libgtk-x11-2.0.so.0 #0 0xb7e148ab in ?? () from /usr/lib/libgtk-x11-2.0.so.0 #1 0xbf93ae9c in ?? () #2 0xb7e24130 in ?? () from /usr/lib/libgtk-x11-2.0.so.0 #3 0xbf93ac38 in ?? () #4 0x00000000 in ?? ()