Forgotten space.

git-svn-id: https://svn.erp5.org/repos/public/erp5/trunk@21487 20353a03-c40f-0410-a6d1-a30d3c3de9de

product/ERP5Type/Constraint/CategoryMembershipState.py

@@ -47,7 +47,7 @@ class CategoryMembershipState(Constraint):
   _message_id_list = ['message_different_state']
 
   message_different_state = \
-      "${workflow_variable} for object ${membership_url} is ${current_state}" \
+      "${workflow_variable} for object ${membership_url} is ${current_state} " \
       "which is not in ${valid_state_list}"
 
   def checkConsistency(self, obj, fixit=0):