X-Cart:QuickBooks
Troubleshooting
Quickbooks issue: 'payment mismatch' error
Affected versions: X-Cart 4.0.x-4.1.8
When importing the IIF file, which contains an order with several products partially paid with a gift certificate, into Quickbooks, we will get the 'payment mismatch' error.
The solution in this case is applying [this patch].