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QBO Error: Business Validation Error: Unexpected Internal Error. (-30000)
Exporting customer and getting the error "Businiess Validation Error: Unexpected Internal Error. (-30000) in QBO.
Verify in QBO if customer information has a value in "Customer Type".
If so, rename the customer in QBO.
Re-export the customer from AdvancePro.
Once successfully exported to QBO, merge and verify the customer type does not have a value.