gui: Avoid referencing freed data upon closing data window.

[pspp] / src / ui / gui / psppire-data-store.c

diff --git a/src/ui/gui/psppire-data-store.c b/src/ui/gui/psppire-data-store.c
index 732398511907686a8aa900dbe29e329bc1d6aea7..ea42339b35dd1d4f06f9ed4f7daf1d0f1c1a0170 100644 (file)
--- a/src/ui/gui/psppire-data-store.c
+++ b/src/ui/gui/psppire-data-store.c
@@ -1,5 +1,5 @@
 /* PSPPIRE - a graphical user interface for PSPP.
-   Copyright (C) 2006, 2008, 2009, 2010, 2011, 2012  Free Software Foundation
+   Copyright (C) 2006, 2008, 2009, 2010, 2011, 2012, 2013  Free Software Foundation
 
    This program is free software: you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
@@ -390,6 +390,7 @@ psppire_data_store_dispose (GObject *object)
   if (ds->dispose_has_run)
     return;
 
+  psppire_data_store_set_dictionary (ds, NULL);
 
   /* must chain up */
   (* parent_class->dispose) (object);