diff -r 26491ee91e33 -r e4cb9c53db3e thirdparty/google_appengine/google/appengine/ext/admin/__init__.py
--- a/thirdparty/google_appengine/google/appengine/ext/admin/__init__.py	Tue Apr 21 16:28:13 2009 +0000
+++ b/thirdparty/google_appengine/google/appengine/ext/admin/__init__.py	Fri Apr 24 14:16:00 2009 +0000
@@ -224,7 +224,7 @@
     cron_info = _ParseCronYaml()
     values['cronjobs'] = []
     values['now'] = str(now)
-    if cron_info:
+    if cron_info and cron_info.cron:
       for entry in cron_info.cron:
         job = {}
         values['cronjobs'].append(job)