Version-Release number of selected component:
mate-panel-1.6.2-2.fc20

Additional info:
reporter:       libreport-2.2.3
backtrace_rating: 4
cmdline:        mate-panel
crash_function: g_slist_remove_all
executable:     /usr/bin/mate-panel
kernel:         3.15.8-200.fc20.x86_64
runlevel:       N 5
type:           CCpp
uid:            1000

Truncated backtrace:
Thread no. 1 (10 frames)
 #0 g_slist_remove_all at gslist.c:458
 #1 gtk_rc_clear_realized_style at gtkrc.c:1665
 #2 g_hash_table_foreach at ghash.c:1526
 #3 gtk_rc_reset_styles at gtkrc.c:1711
 #4 gtk_settings_notify at gtksettings.c:1423
 #10 g_object_notify_by_spec_internal at gobject.c:1141
 #11 g_object_notify at gobject.c:1183
 #12 _gtk_settings_handle_event at gtksettings.c:2151
 #13 gtk_main_do_event at gtkmain.c:1500
 #19 gtk_main at gtkmain.c:1257

Potential duplicate: bug 1045835