Quote by cinoz: Warning: mail(): SMTP server response: 550 5.7.1 Unable to relay for wertjangt@yahoo.co.uk in c:inetpubwwwrootpublic_htmladminmail.php on line 183
Seems like your SMTP server doesn't like receiving mail from your computer. Try using authentication ('auth' => true) or try
one of the other methods of sending mail.
bye, Dirk