Do not try to send email to the user :

- currently, this code do not work
- usual users are not developpers, they don't understand
  traceback, path, method_id
- users can not start again an activity


git-svn-id: https://svn.erp5.org/repos/public/erp5/trunk@20560 20353a03-c40f-0410-a6d1-a30d3c3de9de

product/CMFActivity/ActivityTool.py

@@ -257,11 +257,6 @@ class Message:
   def notifyUser(self, activity_tool, message="Failed Processing Activity"):
     """Notify the user that the activity failed."""
     portal = activity_tool.getPortalObject()
-    user_email = None
-    user = portal.portal_membership.getMemberById(self.user_name)
-    if user is not None:
-      user_email = user.getProperty('email')
-    if user_email in ('', None):
     user_email = portal.getProperty('email_to_address',
                        portal.getProperty('email_from_address'))
     mail_text = """From: %s