Diagnosis
You want the system to determine the tax account to be posted to fortax code &V2&, company code &V1&. In this particular case however,either the tax code is no longer valid, or it represents more than onetax type. This means that the system is unable to determine theaccount.

System Response
Error message and termination of processing.

Procedure
Check whether his error message arose because a down payment request/budget billing request is due to be cleared. If so, the request wasposted with an invalid tax code. Contact SAP to clarify how to remedythis situation.