Description of problem:
Added a bookmark (/home/username/Dropbox) to the search locations in the search panel. g-c-c- crashed instantly.
Starting it again and looking at the search locations, the folder was enabled.

Version-Release number of selected component:
control-center-3.13.91-1.fc21

Additional info:
reporter:       libreport-2.2.3
backtrace_rating: 4
cmdline:        gnome-control-center search
crash_function: g_type_check_instance
executable:     /usr/bin/gnome-control-center
kernel:         3.16.2-301.fc21.x86_64
runlevel:       N 5
type:           CCpp
uid:            1000

Truncated backtrace:
Thread no. 1 (8 frames)
 #0 g_type_check_instance at gtype.c:4087
 #3 gtk_switch_set_active at gtkswitch.c:1108
 #4 gtk_switch_on_frame_clock_update at gtkswitch.c:168
 #5 _g_closure_invoke_va at gclosure.c:831
 #7 g_signal_emit_by_name at gsignal.c:3405
 #8 gdk_frame_clock_paint_idle at gdkframeclockidle.c:380
 #14 g_main_context_iteration at gmain.c:3795
 #15 g_application_run at gapplication.c:2282