How To Fix >U174 - Invalid combination of MWSKZ, TXJCD, and KSCHL (&1 &2 &3)

SAP Error Message - Details

• Message type: E = Error

• Message class: >U -

• Message number: 174

• Message text: Invalid combination of MWSKZ, TXJCD, and KSCHL (&1 &2 &3)

Self-Explanatory Message

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• What is the cause and solution for SAP error message >U174 - Invalid combination of MWSKZ, TXJCD, and KSCHL (&1 &2 &3) ?

  The SAP error message U174 indicates an "Invalid combination of MWSKZ, TXJCD, and KSCHL." This error typically arises in the context of pricing and tax calculations in SAP, particularly when dealing with sales documents, billing, or invoice processing. Here’s a breakdown of the components of the error and potential solutions:
  Causes:
  
  
  MWSKZ (Tax Classification): This is the tax classification for the material or service. If the tax classification is not set up correctly or does not match the expected values, it can lead to this error.
  
  
  TXJCD (Tax Code): This is the tax code that is applied to the transaction. If the tax code is not valid for the combination of the tax classification and pricing procedure, it can trigger this error.
  
  
  KSCHL (Condition Type): This refers to the condition type used in pricing. If the condition type is not compatible with the tax code or tax classification, it can also lead to this error.
  
  
  Solutions:
  
  
  Check Configuration:
  
  Verify the configuration of tax codes and tax classifications in the SAP system. Ensure that the combinations of MWSKZ, TXJCD, and KSCHL are valid and correctly set up in the pricing procedure.
  Use transaction codes like OBYZ (for tax codes) and V/08 (for condition types) to review and adjust settings.
  
  
  
  Review Pricing Procedure:
  
  Check the pricing procedure assigned to the sales document type. Ensure that the condition types and tax codes are correctly defined in the pricing procedure.
  Use transaction code V/08 to view and modify the pricing procedure.
  
  
  
  Check Master Data:
  
  Review the master data for the customer and material involved in the transaction. Ensure that the tax classification is correctly assigned in the customer master (transaction code XD02) and material master (transaction code MM02).
  
  
  
  Test with Different Combinations:
  
  If possible, test the transaction with different combinations of tax codes and condition types to identify which specific combination is causing the error.
  
  
  
  Consult Documentation:
  
  Refer to SAP documentation or help resources for detailed information on the specific tax codes and condition types being used.
  
  
  
  Debugging:
  
  If the issue persists, consider debugging the pricing procedure to identify where the error is being triggered. This may require assistance from a technical consultant.
  
  
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as VK11 (Create Condition), VK12 (Change Condition), and VK13 (Display Condition) for managing condition records.
  SAP Notes: Check SAP Notes for any known issues or patches related to this error message. You can search for relevant notes in the SAP Support Portal.
  User Forums: Engage with SAP community forums or user groups for insights from other users who may have encountered similar issues.
  
  By following these steps, you should be able to diagnose and resolve the U174 error in your SAP system.