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-rw-r--r--Mailman/Utils.py2
1 files changed, 2 insertions, 0 deletions
diff --git a/Mailman/Utils.py b/Mailman/Utils.py
index 892bb5c8..2dbaef0b 100644
--- a/Mailman/Utils.py
+++ b/Mailman/Utils.py
@@ -1170,6 +1170,8 @@ def get_suffixes(url):
global s_dict
if s_dict:
return
+ if not url:
+ return
try:
d = urllib2.urlopen(url)
except urllib2.URLError, e: