How To Fix KG898 - Incorrect parameters sent to function module in group KEPB

SAP Error Message - Details

• Message type: E = Error

• Message class: KG - CO-PA Planning

• Message number: 898

• Message text: Incorrect parameters sent to function module in group KEPB

What causes this issue?

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

System Response

How to fix this error?

If the transaction you have carried out is a standard transaction, look
in OSS for a note concerning error message KG898, the problem may
already be known. If you create a problem message, submit the first few
pages of the termination message, including the section "Excerpt of
source code".
If you called up the function modules in function group KEPB with you
own programs, check the parameters of the function modules.

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 KG898 - Incorrect parameters sent to function module in group KEPB ?

  The SAP error message KG898, which states "Incorrect parameters sent to function module in group KEPB," typically occurs in the context of SAP's Profitability Analysis (CO-PA) or other related modules when there is an issue with the parameters being passed to a function module. This can happen due to various reasons, including configuration issues, incorrect data input, or problems with the function module itself.
  Causes:
  
  Incorrect Configuration: The settings in the configuration for the Profitability Analysis or related modules may not be set up correctly.
  Data Issues: The data being processed may not meet the expected format or criteria required by the function module.
  Custom Code: If there are custom enhancements or modifications in the system, they may be passing incorrect parameters to the function module.
  Version Compatibility: There may be compatibility issues if the system has been recently upgraded or if there are inconsistencies in the transport of changes.
  
  Solutions:
  
  Check Configuration: Review the configuration settings for the Profitability Analysis or the specific module you are working with. Ensure that all necessary settings are correctly defined.
  Validate Input Data: Ensure that the data being processed is valid and meets the expected criteria. Check for any missing or incorrect entries.
  Debugging: If you have access to the ABAP debugger, you can set breakpoints in the function module to see what parameters are being passed and identify any discrepancies.
  Review Custom Code: If there are any custom developments, review the code to ensure that it is correctly passing parameters to the function module.
  SAP Notes: Check the SAP Support Portal for any relevant SAP Notes that may address this specific error. There may be patches or updates available that resolve the issue.
  Consult Documentation: Review the documentation for the function module in question to understand the expected parameters and their formats.
  
  Related Information:
  
  Function Module Documentation: You can look up the specific function module in transaction SE37 or SE80 to see its interface and expected parameters.
  Transaction Codes: Familiarize yourself with relevant transaction codes such as KE30 (for CO-PA reports) or KE24 (for CO-PA line item display) to help in troubleshooting.
  SAP Community: Engage with the SAP Community forums or other user groups to see if others have encountered and resolved similar issues.
  
  If the problem persists after trying the above solutions, it may be beneficial to involve your SAP Basis or ABAP development team for further investigation.