How To Fix TXS_MESSAGES042 - Multiple mappings for SAP S/4HANA tax code & found

TXS_MESSAGES042 - Overview

• Message type: E = Error

• Message class: TXS_MESSAGES - Tax Service Messages class

• Message number: 042

• Message text: Multiple mappings for SAP S/4HANA tax code & found

What causes this issue?

In
<DS:SIMG.V_TXS_TAX_CODE>Map S/4HANA Tax Codes to External Tax Codes</>
Customizing activity, there are multiple entries for one SAP S/4HANA tax
code.

System Response

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

How to fix this error?

In
<DS:SIMG.V_TXS_TAX_CODE>Map S/4HANA Tax Codes to External Tax Codes</>
Customizing activity, map the relation of one external tax code with SAP
S/4HANA tax codes.

Procedure for System Administrators

Error message extract from SAP system. Copyright SAP SE.

TXS_MESSAGES042 - Details

• The SAP error message TXS_MESSAGES042 indicates that there are multiple mappings for a tax code in SAP S/4HANA. This typically occurs when the system finds more than one entry in the tax code mapping table for a specific tax code, which can lead to confusion in tax calculations and reporting.
  
  Cause:
  
  Duplicate Entries: The most common cause is that there are duplicate entries in the tax code mapping table. This can happen due to incorrect data entry or during data migration processes.
  
  Configuration Issues: Incorrect configuration in the tax code settings or mapping tables can lead to multiple mappings being created unintentionally.
  Changes in Tax Regulations: If tax regulations change and new mappings are added without properly removing or updating old ones, this can lead to conflicts.
  
  
  Solution:
  
  
  Check Tax Code Mapping:
  
  Go to the relevant transaction (e.g., OB40 for tax code mapping) and review the entries for the specific tax code mentioned in the error message.
  Identify