Description of problem:
See https://bugzilla.redhat.com/show_bug.cgi?id=1219986 - I ran through the Evolution first-time wizard and after completing it, Evo crashed and took Shell down with it, apparently.

Version-Release number of selected component:
gnome-shell-3.16.1-1.fc22

Additional info:
reporter:       libreport-2.5.1
backtrace_rating: 4
cmdline:        /usr/bin/gnome-shell
crash_function: meta_window_unmanage
executable:     /usr/bin/gnome-shell
global_pid:     2218
kernel:         4.0.1-300.fc22.x86_64
runlevel:       N 5
type:           CCpp
uid:            1000

Truncated backtrace:
Thread no. 1 (9 frames)
 #4 meta_window_unmanage at core/window.c:1336
 #5 handle_other_xevent at x11/events.c:1318
 #6 meta_display_handle_xevent at x11/events.c:1735
 #7 xevent_filter at x11/events.c:1774
 #8 gdk_event_apply_filters at gdkeventsource.c:81
 #9 gdk_event_source_translate_event at gdkeventsource.c:195
 #10 _gdk_x11_display_queue_events at gdkeventsource.c:338
 #11 gdk_display_get_event at gdkdisplay.c:340
 #17 meta_run at core/main.c:437

Potential duplicate: bug 1113305