> CC Module doesn't work.
> This has been going on since I started using this (several months).
> MasterCard doesn't validate correctly. I used my current
> MasterCard and it
> came back with an error. I used an expired VISA (only for the number, I
> know it doesn't check the expire date) and it works.
>
> I personally don't use the check as the auth company does it for me but I
> thought someone should know. I will MAYBE check the code later.

This is interesting.  The credit card validation does two things.  First, it
makes sure the start of the card is recognized.  For MasterCard, it has to
be 51, 52, 53, 54, or 55, and it has to be 16 digits long.  Then it makes
sure the first 15 digits produce a mod10 check digit that matches the 16th
digit.  If these things aren't exposing something obviously different with
your card, maybe you should bug Brett Error <[EMAIL PROTECTED]>.  I
took his code from David Sklar's site.  If Brett has a newer version and he
hasn't changed the prototype, we can drop it right in.

Leon



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