when reporting that an error is occurring, you must include the exact text of the error, you dont mention what the error is, only that you are getting one.
i will need to know what the error is in order to have any idea on the cause.
Sorry, I just attached the files, and this is the error:
Warning: session_start() [function.session-start]: open(/var/chroot/home/content/49/8253449/tmp/sess_leq8eqdhpnbfmu7ahoogtc2jl7, O_RDWR) failed: No such file or directory (2) in /home/content/49/8253449/html/WA_eCart/WA_eCart_Definition_PHP.php on line 465
Warning: session_start() [function.session-start]: Cannot send session cookie - headers already sent by (output started at /home/content/49/8253449/html/WA_eCart/WA_eCart_Definition_PHP.php:465) in /home/content/49/8253449/html/WA_eCart/WA_eCart_Definition_PHP.php on line 465
Warning: session_start() [function.session-start]: Cannot send session cache limiter - headers already sent (output started at /home/content/49/8253449/html/WA_eCart/WA_eCart_Definition_PHP.php:465) in /home/content/49/8253449/html/WA_eCart/WA_eCart_Definition_PHP.php on line 465