Error Sending Mail From Traveler

Hello,

I have a problem when a send a email from Lotus Traveler.

I have a mail return: “Error transferring to SMTPAUTH.ORANGE.FR; SMTP Protocol Returned a Permanent Error 550 5.7.1 : Sender address rejected: Please use user@domain address forms only.”

And in the domino console, i have this message: “16/03/2010 10:09:58 Router: Error transferring message 00325941 via SMTP to SMTPAUTH.ORANGE.FR 550 5.7.1 administrateur/xxx17%DOMxxx17@xxx17.fr: Sender address rejected: Please use user@domain address forms only.”

But in the names.nsf, the administrator’s name is administrateur@xxx17.fr and i have no problem to send mail from lotus notes or webmail.

I have this problem with all my traveler users.

If someone can help me?

Thanks

Renald