bugfix

diff --git a/teleforma/models/core.py b/teleforma/models/core.py
index 9196c91e4deff6fe93681f196b954ad48cedcce6..8e67a61137a30bbaccd58c08389f7c29c327be80 100755 (executable)
--- a/teleforma/models/core.py
+++ b/teleforma/models/core.py
@@ -806,7 +806,7 @@ class Media(MediaBase):
     def __str__(self):
         if self.course:
             if self.conference:
-                return self.conference + ' - ' + str(self.mime_type)
+                return str(self.conference) + ' - ' + str(self.mime_type)
             else:
                 return self.course.title + ' ' + self.course_type.name
         else: