Need Help for Session

Sir, I am afzal hussain from bangladesh. Acually i am getting some problem using session in php. This is the sample code that i have written, <?PHP session_start(); $vbl="This variable is registered"; session_register('vbl'); echo $vbl; ?> it shows this output. Warning: Cannot send session cookie - headers already sent by (output started at c:/program files/abria merlin/apache/htdocs/session.php:3) in c:/program files/abria merlin/apache/htdocs/session.php on line 4 Warning: Cannot send session cache limiter - headers already sent (output started at c:/program files/abria merlin/apache/htdocs/session.php:3) in c:/program files/abria merlin/apache/htdocs/session.php on line 4 Warning: open(/tmp\sess_178d4e9e23a4d7b1f061f93e7f172496, O_RDWR) failed: m (2) in c:/program files/abria merlin/apache/htdocs/session.php on line 4 This variable is registered Finding no other way i am sending this email to u. Could u pls tell me what s\could be the problem. and How i can i solve that problem. thanks you very much. afzal Hussian --------------------------------- Do you Yahoo!? Take Yahoo! Mail with you! Get it on your mobile phone.