the K_DEBUG in this log indicates the issue is probably caused by kubuntu theming hacks
** Package changed: gnome-control-center (Ubuntu) => gtk-qt-engine (Ubuntu) -- gnome-appearance-properties crashed with SIGSEGV in getenv() https://bugs.launchpad.net/bugs/346351 You received this bug notification because you are a member of Ubuntu Desktop Bugs, which is subscribed to gnome-control-center in ubuntu. -- desktop-bugs mailing list desktop-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/desktop-bugs