My website - [url removed, login to view] has a error which i could not solve. I need help on it as i do not understand php coding.
when i make a purchase in the website , it will requirement me to fill up all the information which include the email address. this function work well if the buyer is first time buying and filling up the form. after the buyer click submit , it will be directed to paypal to complete the transaction.
the error come when the buy want to make another purchase and key in the same email address. when he submit the form, it will prompt a "internal 500 error"
Pls quote me your price to troubleshoot this .