PHP 5 : problems with sending email

[CDK]

hi

 

having problem sending email in admin

 

this is the error messenge!

"Warning: mail() [function.mail]: SMTP server response: 501 5.5.4 Invalid Address in D:\client\shop\admin\includes\classes\email.php on line 502

 

Warning: Cannot modify header information - headers already sent by (output started at D:\Client\shop\admin\includes\classes\email.php:502) in D:\Client\shop\admin\includes\functions\general.php on line 18"

 

Database: MySQL 4.0.15-nt

HTTP Server: Microsoft-IIS/6.0

PHP Version: 5.0.5 (Zend: 2.0.5)

 

p.s also when new customers register, they do not recieve any email to config their registration or any email with their orders placed?

[CDK]

i think

this is a simular problem to my own

http://www.oscommerce.com/community/bugs,3102/search,email

 

but i dont under this

"martin (AT) g-antssoft (DOT) com

 

put ob_start(); in the very first in the page and make sure the mail server is working"

<--what does that mean? in the very first???

[CDK]

<---------IT ALL WORKS FINE!