[gnome-games] gconf_client.get will sometimes return None (bgo #590974)

[Jason Clinton <jclinton src gnome org>]

commit 439275e212c234a6e66efdce59f02906f43a5bef
Author: Tom Parker <palfrey tevp net>
Date:   Mon Aug 10 16:47:19 2009 +0100

    gconf_client.get will sometimes return None (bgo #590974)

 gnome-sudoku/src/lib/gtk_goodies/gconf_wrapper.py |    2 ++
 1 files changed, 2 insertions(+), 0 deletions(-)
---
diff --git a/gnome-sudoku/src/lib/gtk_goodies/gconf_wrapper.py b/gnome-sudoku/src/lib/gtk_goodies/gconf_wrapper.py
index 8db134e..c507d5e 100644
--- a/gnome-sudoku/src/lib/gtk_goodies/gconf_wrapper.py
+++ b/gnome-sudoku/src/lib/gtk_goodies/gconf_wrapper.py
@@ -63,6 +63,8 @@ class GConf:
             raise GConfError, 'key must not contain /'
 
         value = self._gconf_client.get (self._domain + key)
+        if value == None:
+            raise GConfError, "gconf_client returned a None!"
         ValueType = value.type
         if ValueType == VALUE_BOOL:
             return value.get_bool ()