Comment 2 for bug 799809

fix:

--- /usr/lib/python2.7/site-packages/hamster/widgets/activityentry.py.dist 2011-08-19 13:59:24.931867983 -0400
+++ /usr/lib/python2.7/site-packages/hamster/widgets/activityentry.py 2011-08-19 15:12:34.420730132 -0400
@@ -114,7 +114,7 @@
         for activity in self.external_activities:
             name = activity['name']
             if activity['category']:
- name = "%s@%s" % name, activity['category']
+ name = "%s@%s" % (name, activity['category'])
             external_names.add(name.lower())

         return activity_name, activity_name in external_names