...and first setback

"----- The following addresses had permanent fatal errors -----

(reason: 550 RCPT TO: User unknown)

----- Transcript of session follows -----
... while talking to mail.telia.com.:
>>> RCPT To:
<<< 550 RCPT TO: User unknown
550 5.1.1 ... User unknown"

I shall try again with another e-mail address found with google...