I got the message:
Warning: session_start() [function.session-start]: Cannot send session cache limiter - headers already sent (output started at /home/content/t/a/c/tacmedso/html/store/users_Profile.php:5) in /home/content/t/a/c/tacmedso/html/store/WA_eCart/WA_eCart_Definition_PHP.php on line 479