Comment 2 for bug 1379752

StacktraceTop:
 org_bluez_adapter_set_property (self=0x0, name=0x4220ed "Discoverable", value=0x871aa0, _callback_=0x0, _user_data_=0x0) at org-bluez.c:2057
 bluez_real_try_set_discoverable (base=<optimized out>, b=<optimized out>) at bluez.c:2044
 __lambda18_ (_data4_=<optimized out>, _data4_=<optimized out>) at desktop.c:1236
 ___lambda18__g_object_notify (_sender=<optimized out>, pspec=<optimized out>, self=<optimized out>) at desktop.c:1242
 g_closure_invoke (closure=0x8513b0, return_value=0x0, n_param_values=2, param_values=0x7fff8df79b00, invocation_hint=0x7fff8df79aa0) at /build/buildd/glib2.0-2.42.0/./gobject/gclosure.c:768