Add to Cart Generates an Error

[Tezzflyer]

When the 'add to cart' button is clicked I get the following message in the browser:-
this happens for all products, can anyone help?

Thanks

General Script Error
Error: The specified product (reference ZZV210) has just been removed from the catalog. Please return to the catalog and continue shopping. If you press the Refresh or Reload button on your browser, the removed products will no longer be visible in the catalog. We apologize for the inconvenience.

[pinbrook]

compress the database and refresh the site

[Tezzflyer]

sorted!

the problem was caused by some 'orphaned' products after updating from a flat file import
thanks