Thank you for your bug report. Please try to obtain a backtrace as described in your error above and following the instructions at https://wiki.ubuntu.com/DebuggingProgramCrash (run "gnome-settings-daemon --sync" in GDB, and then set a breakpoint on gdk_x_error, and obtain the backtrace when this function is called).
Thank you for your bug report. Please try to obtain a backtrace as described in your error above and following the instructions at https:/ /wiki.ubuntu. com/DebuggingPr ogramCrash (run "gnome- settings- daemon --sync" in GDB, and then set a breakpoint on gdk_x_error, and obtain the backtrace when this function is called).