--- a/web/formfields.py	Tue Jan 19 18:21:59 2010 +0100
+++ b/web/formfields.py	Tue Jan 19 18:22:05 2010 +0100
@@ -572,7 +572,7 @@
         filename, _, stream = value
         # value is a  3-uple (filename, mimetype, stream)
         value = Binary(stream.read())
-        if not val.getvalue(): # usually an unexistant file
+        if not value.getvalue(): # usually an unexistant file
             value = None
         else:
             # set filename on the Binary instance, may be used later in hooks