master: really raise on unexpected cluster state

git-svn-id: https://svn.erp5.org/repos/neo/trunk@2773 71dcc9de-d417-0410-9af5-da40c76e7ee4

neo/master/app.py

@@ -429,7 +429,7 @@ class Application(object):
         elif self._current_manager is not None:
             storage_handler = self._current_manager.getHandler()
         else:
-            RuntimeError('Unexpected cluster state')
+            raise RuntimeError('Unexpected cluster state')
 
         # change handlers
         notification_packet = Packets.NotifyClusterInformation(state)