SAP Message 7Q305 - An error occurred when translating currency of withholding tax amounts

Diagnosis
An error occurred during translation of the withholding tax amounts.

System Response
The document cannot be posted.

Procedure
Check the exchange rate settings in Customizing. Also check whether awithholding tax type with an alternative exchange rate for translatingdocument currency into local currency is contained in the document youwish to enter. If so, check the settings for currency translation forthis exchange rate type.