okay, i found it myself, and write it there for any people who can be interrested about it. the vacation module doesn't send to vacation messages to the same recipient the same day. that's why each time i set it, i worked once only during my tests. thx anybody. ---- Cyrus Home Page: http://asg.web.cmu.edu/cyrus Cyrus Wiki/FAQ: http://cyruswiki.andrew.cmu.edu List Archives/Info: http://asg.web.cmu.edu/cyrus/mailing-list.html