Comment 2 for bug 1058328

StacktraceTop:
 showErrors (this=0x1396000) at rgmainwindow.cc:277
 RGMainWindow::close (this=0x1396000) at rgmainwindow.cc:2053
 _gtk_marshal_BOOLEAN__BOXED (closure=0x14de280, return_value=0x7fff22f1daa0, n_param_values=<optimized out>, param_values=0x7fff22f1db50, invocation_hint=<optimized out>, marshal_data=<optimized out>) at /build/buildd/gtk+2.0-2.24.13/gtk/gtkmarshalers.c:86
 g_closure_invoke (closure=0x14de280, return_value=0x7fff22f1daa0, n_param_values=2, param_values=0x7fff22f1db50, invocation_hint=0x7fff22f1daf0) at /build/buildd/glib2.0-2.34.0/./gobject/gclosure.c:777
 signal_emit_unlocked_R (node=node@entry=0x1303de0, detail=detail@entry=0, instance=instance@entry=0x12d3360, emission_return=emission_return@entry=0x7fff22f1dc20, instance_and_params=instance_and_params@entry=0x7fff22f1db50) at /build/buildd/glib2.0-2.34.0/./gobject/gsignal.c:3551