fix item related file

diff --git a/telemeta/models/media.py b/telemeta/models/media.py
index efaef4e3b97166a42fff74adf9770a0b7b593f55..6261bfa6097deab703d36c91292a9dac68296308 100644 (file)
--- a/telemeta/models/media.py
+++ b/telemeta/models/media.py
@@ -160,7 +160,10 @@ class MediaRelated(MediaResource):
             self.mime_type = mimetypes.guess_type(self.file.path)[0]
 
     def is_kdenlive_session(self):
-        return '.kdenlive' in self.file.path
+        if self.file:
+            return '.kdenlive' in self.file
+        else:
+            return False
 
     def __unicode__(self):
         if self.title and not re.match('^ *N *$', self.title):