Description of problem: Click system->preferences->Windows Preferences Check the "Enable software compositing window manager" checkbox. boom. Version-Release number of selected component: mate-window-manager-1.6.2-6.fc20 Additional info: reporter: libreport-2.1.11 backtrace_rating: 4 cmdline: marco crash_function: g_list_foreach executable: /usr/bin/marco kernel: 3.12.6-300.fc20.x86_64 runlevel: N 5 type: CCpp uid: 1000 Truncated backtrace: Thread no. 1 (5 frames) #6 g_list_foreach at glist.c:949 #7 meta_screen_composite_all_windows at core/screen.c:834 #8 enable_compositor at core/display.c:289 #9 emit_changed at core/prefs.c:805 #10 changed_idle_handler at core/prefs.c:831 Potential duplicate: bug 989083
Created attachment 849615 [details] File: backtrace
Created attachment 849616 [details] File: cgroup
Created attachment 849617 [details] File: core_backtrace
Created attachment 849618 [details] File: dso_list
Created attachment 849619 [details] File: environ
Created attachment 849620 [details] File: limits
Created attachment 849621 [details] File: maps
Created attachment 849622 [details] File: open_fds
Created attachment 849623 [details] File: proc_pid_status
Created attachment 849624 [details] File: var_log_messages
could you pls test https://admin.fedoraproject.org/updates/mate-window-manager-1.6.2-7.fc20?_csrf_token=700f35e824a5cab4b02c6e3dfd5174440713edd0 I've backport some upstream commits for compositor.
no answer from reporter after update!