diff --git a/commoncgi.py b/commoncgi.py
index afc6a0b..f2d2d5a 100644
--- a/commoncgi.py
+++ b/commoncgi.py
@@ -41,6 +41,7 @@ sys.stderr = IOWrapper()
 
 def send_page(template):
     data = sys.stdout.getvalue()
+    errdata = sys.stderr.getvalue()
     sys.stdout = sys.__stdout__
     sys.stderr = sys.__stderr__
     print "Content-Type: text/html"