I first got this error back in late September. I didn't think much of it because the customer info seemed suspicious, so I assumed it got rejected for something legitimate. But it happened again 3 times yesterday, with the same error code, and those orders seemed legit. Checked on here, and noticed a few posts about it recently, so I'm thinking there's some other problem. Double-checked my API creds and everything, and it all appears to be correct. PayPal Payments Pro was working without issue before, but I don't get a ton of direct sales through my site via Credit Card, so I don't know exactly when or why it stopped working.
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