Description of problem: Removed displayport cable (attached to second display) from notebook, expecting system to move all windows from secondary to LCD. mate-settings-daemon crashed, and windows were not moved. Does not happen 100% of time. Version-Release number of selected component: mate-settings-daemon-1.5.5-1.fc17 Additional info: backtrace_rating: 4 cmdline: /usr/libexec/mate-settings-daemon crash_function: on_screen_size_changed executable: /usr/libexec/mate-settings-daemon kernel: 3.7.9-104.fc17.x86_64 uid: 1000 var_log_messages: Apr 1 18:31:24 lsuchocki abrt[19482]: Saved core dump of pid 1988 (/usr/libexec/mate-settings-daemon) to /var/spool/abrt/ccpp-2013-04-01-18:31:24-1988 (30232576 bytes) Truncated backtrace: Thread no. 1 (8 frames) #0 on_screen_size_changed at msd-background-manager.c:267 #1 _g_closure_invoke_va at gclosure.c:840 #3 g_signal_emit_by_name at gsignal.c:3393 #4 process_monitors_change at gdkscreen-x11.c:1163 #5 _gdk_x11_screen_size_changed at gdkscreen-x11.c:1198 #6 gdk_event_translate at gdkevents-x11.c:2152 #7 _gdk_events_queue at gdkevents-x11.c:2336 #13 gtk_main at gtkmain.c:1257 Potential duplicate: bug 920960
Created attachment 730845 [details] File: backtrace
Created attachment 730846 [details] File: cgroup
Created attachment 730847 [details] File: core_backtrace
Created attachment 730848 [details] File: dso_list
Created attachment 730849 [details] File: environ
Created attachment 730850 [details] File: limits
Created attachment 730851 [details] File: maps
Created attachment 730852 [details] File: open_fds
Created attachment 730853 [details] File: proc_pid_status
Created attachment 730854 [details] File: smolt_data
Please try updating to the latest packages (mate-desktop-1.5.8 + mate-settings-daemon-1.5.7, etc) and let me know if you are still experiencing issues. They are currently being pushed to stable.