diff --git a/python_apps/media-monitor2/media/monitor/exceptions.py b/python_apps/media-monitor2/media/monitor/exceptions.py
index b7b834920..f7d022fb1 100644
--- a/python_apps/media-monitor2/media/monitor/exceptions.py
+++ b/python_apps/media-monitor2/media/monitor/exceptions.py
@@ -23,7 +23,7 @@ class FailedToObtainLocale(Exception):
 
 class CouldNotCreateIndexFile(Exception):
     """exception whenever index file cannot be created"""
-    def __init__(self, path, cause):
+    def __init__(self, path, cause=None):
         self.path = path
         self.cause = cause
     def __str__(self): return "Failed to create touch file '%s'" % self.path