Warning: mail() [function.mail]: SMTP server response: 550 5.7.1 Unable to relay for
Hi all, i'm getting this error when i'm trying to send email trough php
Warning: mail() [function.mail]: SMTP server response: 550 5.7.1 Unable to relay for
xxxx@hotmail.com in C:\wamp\www\sendmail.php on line 41
what can i do to fix this??