[Serusers] accounting

Hello, I use ser/serweb-0.9.3 I added tow accounts with numerical aliases. When I dial user1@domain to user2@domain it's ok. if i wish to forward to voicemail sems send me back voicemessages. However if i dial alias1@domain to alias2@domain I get the message below. How can I solve this problem ? Harry /////////////////////////////////////////////////////// Jul 24 14:58:15 serveur1 Sems[2535]: Error: (AmSession.cpp)(startSession)(497): 404 voicemail: no email address for user <84> Jul 24 14:58:15 serveur1 /usr/sbin/ser[7495]: ACC: call missed: method=INVITE, i-uri=sip:84@nxs.yi.org:5060;user=phone, o-uri=sip:h.gaillac@192.168.0.20, call_id=66219bb6-f9eef79c-bc2479d3(a)192.168.0.21, from="test" <sip:test@nxs.yi.org>;tag=CB323432-D0A509E1, code=404 voicemail: no email address for user <84>, userpart=84 /////////////////////////////////////////////////////// ___________________________________________________________________________ Appel audio GRATUIT partout dans le monde avec le nouveau Yahoo! Messenger Téléchargez cette version sur http://fr.messenger.yahoo.com