How To Fix KJ679 - PS Cash Service: TAX-TAX_CALC '&1' not supported for USE_COFP '&2'

KJ679 - Overview

• Message type: E = Error

• Message class: KJ - Cost Object Controlling for Make-to-Order Production

• Message number: 679

• Message text: PS Cash Service: TAX-TAX_CALC '&1' not supported for USE_COFP '&2'

What causes this issue?

You are using parameter ADD_AND_ASSIGN_PAYMENTS in customer enhancement
5 of results analysis. This makes it possible to read the data of PS
cash management into the results analysis. TAX-TAX_CALC and USE_COFP
are defined in parameter ADD_AND_ASSIGN_PAYMENTS.

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?

Contact your system administrator.

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 KJ679 - PS Cash Service: TAX-TAX_CALC '&1' not supported for USE_COFP '&2' ?

  The SAP error message KJ679 indicates an issue related to the cash service in the context of tax calculation for a project system (PS) scenario. The error message specifically states that a certain tax calculation method (TAX_CALC '&1') is not supported for a particular configuration (USE_COFP '&2'). 
  
  Cause:
  
  Unsupported Tax Calculation Method: The tax calculation method being used is not compatible with the configuration settings for the cash service in the project system.
  
  Configuration Issues: There may be a misconfiguration in the project system settings or in the tax calculation settings that leads to this incompatibility.
  Customizations: If there are custom developments or enhancements in the system, they might not be aligned with the standard tax calculation methods.
  
  
  Solution:
  
  Check Configuration: Review the configuration settings for the tax calculation method in the project system. Ensure that the tax calculation method you are trying to use is supported for the cash service you are working with.
  Use