Comment 2 for bug 884049

StacktraceTop:
 nautilus_window_slot_go_up (slot=0x0, close_behind=51, new_tab=33462208) at nautilus-window-slot.c:695
 ?? ()
 update_places (sidebar=0x262f5b0) at nautilus-places-sidebar.c:509
 g_closure_invoke (closure=0x2803030, return_value=0x0, n_param_values=1, param_values=0x20254c0, invocation_hint=<optimized out>) at /build/buildd/glib2.0-2.30.0/./gobject/gclosure.c:774
 signal_emit_unlocked_R (node=<optimized out>, detail=0, instance=0x21daf00, emission_return=0x0, instance_and_params=0x20254c0) at /build/buildd/glib2.0-2.30.0/./gobject/gsignal.c:3272