How To Fix BUAG013 - Adapt customer function module &1

SAP Error Message - Details

• Message type: E = Error

• Message class: BUAG - Business Agreement Data Exchange - Contract Account

• Message number: 013

• Message text: Adapt customer function module &1

What causes this issue?

At event <DS:FU.FKK_SAMPLE_1024>1024</>, you have registered the
customer function module &V1&.
After you registered the module, SAP added the parameter I_SAMRG
(collective bill) to the interface.

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?

Add the parameter I_SAMRG to the interface of your module &V1&. Use the
sample function module FKK_SAMPLE_1024 as a template. The documentation
for the sample module contains information on the meaning of the
parameter I_SAMRG.
If you want to use other contract account categories for collective bill
accounts than for other contract accounts, also change the code of
module &V1&.

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 BUAG013 - Adapt customer function module &1 ?

  The SAP error message BUAG013, which states "Adapt customer function module &1," typically indicates that there is an issue with a custom function module that has been implemented in the SAP system. This error often arises when the function module does not meet the expected interface or requirements set by the SAP standard processes.
  Cause:
  
  Mismatch in Function Module Interface: The custom function module may not have the correct parameters or structure as expected by the calling program or transaction.
  Changes in SAP Standard: If there have been updates or changes in the SAP standard that affect the function module, it may lead to this error.
  Missing Implementation: The function module might not be implemented correctly or is missing necessary logic.
  Authorization Issues: Sometimes, the error can also be related to authorization problems where the user does not have the necessary permissions to execute the function module.
  
  Solution:
  
  Check Function Module Interface: Review the interface of the custom function module to ensure it matches the expected parameters and structure. You can do this by navigating to the function module in transaction SE37.
  Debugging: Use the debugger to trace the execution of the program that calls the function module. This can help identify where the mismatch or error occurs.
  Review Changes: If there have been recent updates to the SAP system, check the release notes or documentation to see if any changes affect the function module.
  Implement Missing Logic: If the function module is incomplete, add the necessary logic to fulfill the requirements of the calling program.
  Authorization Check: Ensure that the user executing the function module has the necessary authorizations. You can check this in transaction SU53 after the error occurs.
  Consult Documentation: If the function module is part of a specific SAP application or enhancement, refer to the relevant documentation for guidance on its implementation and usage.
  
  Related Information:
  
  Transaction Codes: SE37 (Function Module), SE80 (Object Navigator), SE11 (Data Dictionary).
  SAP Notes: Check SAP Notes for any known issues or patches related to the specific function module or error message.
  Custom Development Guidelines: Follow best practices for custom development in SAP to avoid such issues in the future.
  
  If the problem persists after trying the above solutions, it may be beneficial to consult with an SAP ABAP developer or your SAP support team for further assistance.