--- a/Helpviewer/OpenSearch/OpenSearchManager.py	Sat Mar 02 11:17:15 2019 +0100
+++ b/Helpviewer/OpenSearch/OpenSearchManager.py	Fri Apr 05 19:06:39 2019 +0200
@@ -168,7 +168,7 @@
         @return flag indicating success (boolean)
         """
         if not url.isValid():
-            return
+            return False
         
         from Helpviewer.HelpWindow import HelpWindow