How To Fix KI859 - Function module &1 not found in TRWPR for &2 &3

SAP Error Message - Details

• Message type: E = Error

• Message class: KI -

• Message number: 859

• Message text: Function module &1 not found in TRWPR for &2 &3

What causes this issue?

The required function module could not be found in TRWPR for the
specified process and event.

System Response

RW_DIAGNOSISTOOLS is not implemented at this point.

How to fix this error?

Compare the specifications as to where the function module
RW-DIAGNOSISTOOL is to be implemented with TRWPR.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message KI859 - Function module &1 not found in TRWPR for &2 &3 ?

  The SAP error message KI859 indicates that a specific function module is not found in the TRWPR (Transaction Work Process) for the specified parameters. This error typically arises in the context of SAP Controlling (CO) when there is an issue with the function module that is supposed to be executed.
  Cause:
  
  Missing Function Module: The function module specified in the error message may not exist in the system. This could be due to a missing transport or an incomplete installation.
  Incorrect Configuration: The system may be misconfigured, leading to the inability to locate the function module.
  Transport Issues: If the function module was recently transported from another system, there may have been issues during the transport process.
  Authorization Issues: The user may not have the necessary authorizations to access the function module.
  
  Solution:
  
  Check Function Module: Verify if the function module exists in the system. You can do this by using transaction SE37 (Function Builder) and searching for the function module name mentioned in the error.
  Transport Check: If the function module is missing, check the transport logs to see if there were any issues during the transport of the function module. You may need to re-transport it.
  System Configuration: Ensure that the system is properly configured and that all necessary components are installed. This may involve checking the installation guide or consulting with your SAP Basis team.
  Authorization Check: Ensure that the user has the necessary authorizations to execute the function module. This can be checked in transaction SU53 (Authorization Check).
  Debugging: If the function module exists and the configuration seems correct, you may need to debug the program or transaction that is calling the function module to identify any other underlying issues.
  
  Related Information:
  
  SAP Notes: Check SAP Notes for any known issues related to the specific function module or error message. You can search for the error message or function module in the SAP Support Portal.
  Transaction Codes: Familiarize yourself with relevant transaction codes such as SE37 (Function Builder), SE80 (Object Navigator), and ST22 (Dump Analysis) for further investigation.
  SAP Community: Consider searching or posting in the SAP Community forums for additional insights from other users who may have encountered the same issue.
  
  If the problem persists after trying the above solutions, it may be beneficial to reach out to SAP support for further assistance.