error when using the buy it now on web site

[spyder62]

When customers hit buy now they get a error message. Web site not changed but this start in the last day

Error Detected

Error Message PayPal cannot process this transaction because of a problem with the seller's website. Please contact the seller directly to resolve this problem.

PayPal cannot process this transaction because of a problem with the seller's website. Please contact the seller directly to resolve this problem. Any Idea why? The link has been working for the last 12 years with no problems.

[Snow-Cat]

Unfortunately there's no way possible to help unless you can provide the exact code that is being used.  Some variables have been retired and there are some variable values that are no longer valid.   If you're uncomfortable with providing details via the public community forum then you may want to contact PayPal's Tech Support for help.