Comment 2 for bug 1295821

StacktraceTop:
 g_object_unref (_object=0x21) at /build/buildd/glib2.0-2.39.92/./gobject/gobject.c:3009
 g_bus_unwatch_name (watcher_id=33) at /build/buildd/glib2.0-2.39.92/./gio/gdbusnamewatching.c:823
 ?? ()
 ?? ()
 ffi_call (cif=0x8445c70200cf81, cif@entry=<error reading variable: Cannot access memory at address 0x7f1530f1aae4>, fn=0xf03fa83c0960f03, rvalue=0xd2843774c084c296, avalue=0x7f152f4ed760) at ../src/x86/ffi64.c:522