qwertyjjj Posted August 12, 2009 Share Posted August 12, 2009 Website payments standard on Sandbox test platform, I get this error: This invoice has already been paid. For more information, please contact the merchant. Any ideas of the cause? Quote Link to comment Share on other sites More sharing options...
Stevis2002 Posted August 12, 2009 Share Posted August 12, 2009 I've started a post on this, as i can't seem to resolve the problem either....try what they suggest here, although it didn't help me http://www.oscommerce.com/forums/index.php?showtopic=342674 Quote Link to comment Share on other sites More sharing options...
Jack_mcs Posted August 12, 2009 Share Posted August 12, 2009 The easiest way around it is to complete the order with the Check/Money Order option then start a new one for testing. If it is happening a lot, there is a fix in the paypal IPN contribution. Jack Quote Support Links: For Hire: Contact me for anything you need help with for your shop: upgrading, hosting, repairs, code written, etc. Get the latest versions of my addons Recommended SEO Addons Link to comment Share on other sites More sharing options...
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