How To Fix 5N863 - Comb. of tax class &, calc. table & and conversion rule & is not valid

SAP Error Message - Details

• Message type: E = Error

• Message class: 5N - HR NL: Error Messages for Infotype Module Pools (NL)

• Message number: 863

• Message text: Comb. of tax class &, calc. table & and conversion rule & is not valid

What causes this issue?

The combination of calculation table, tax class and conversion rule
entered is not valid for employees aged 65 and over.

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?

Correct the entry

Procedure for System Administrators

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message 5N863 - Comb. of tax class &, calc. table & and conversion rule & is not valid ?

  The SAP error message 5N863 indicates that there is an issue with the combination of tax class, calculation table, and conversion rule in the system. This error typically arises during the processing of transactions that involve tax calculations, such as sales orders, invoices, or other financial documents.
  Cause:
  
  Invalid Combination: The specific combination of tax class, calculation table, and conversion rule does not exist or is not valid in the system.
  Configuration Issues: There may be a misconfiguration in the tax settings or in the tax determination procedure.
  Missing Entries: The necessary entries for the tax class or calculation table may be missing in the relevant configuration tables.
  Changes in Tax Regulations: Changes in tax regulations or updates to the system may have led to inconsistencies in the tax configuration.
  
  Solution:
  
  
  Check Configuration:
  
  Go to the transaction code OBYZ (for tax determination) and verify the configuration for the tax classes, calculation tables, and conversion rules.
  Ensure that the combination of tax class and calculation table is correctly defined.
  
  
  
  Review Tax Classes:
  
  Check the tax classes assigned to the relevant master data (e.g., customer or vendor master records) and ensure they are valid.
  Use transaction code FTXP to review and maintain tax codes.
  
  
  
  Update or Create Entries:
  
  If the required combination is missing, you may need to create or update the necessary entries in the configuration tables.
  Ensure that the conversion rules are correctly defined in the system.
  
  
  
  Consult Documentation:
  
  Review SAP documentation or notes related to tax configuration for your specific version of SAP, as there may be specific guidelines or updates.
  
  
  
  Testing:
  
  After making changes, perform tests to ensure that the error no longer occurs and that tax calculations are functioning as expected.
  
  
  
  Consult with SAP Support:
  
  If the issue persists, consider reaching out to SAP support for further assistance, especially if there are complex configurations involved.
  
  
  
  Related Information:
  
  
  Transaction Codes:
  
  OBYZ: Tax determination configuration.
  FTXP: Maintain tax codes.
  OB40: Maintain tax calculation procedures.
  
  
  
  SAP Notes: Check for any relevant SAP Notes that may address this specific error or provide additional guidance on tax configuration.
  
  
  Documentation: Review the SAP Help Portal for detailed information on tax configuration and error handling.
  
  
  By following these steps, you should be able to identify and resolve the cause of the 5N863 error in your SAP system.