How To Fix CKMLRUN005 - Internal error in function module &1

CKMLRUN005 - Overview

• Message type: E = Error

• Message class: CKMLRUN - Costing Run in Material Ledger

• Message number: 005

• Message text: Internal error in function module &1

What causes this issue?

An unexpected situation appeared in function module &v1&. This is due
to a program error - the indirect result of a program error or an
inconsistency in Customizing.

System Response

Processing had to be terminated.

How to fix this error?

Inform your system administrator.

Procedure for System Administrators

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

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message CKMLRUN005 - Internal error in function module &1 ?

  The SAP error message CKMLRUN005, which indicates an "Internal error in function module &1," typically occurs during the execution of the Material Ledger (ML) closing process. This error can be caused by various issues, including data inconsistencies, configuration problems, or bugs in the SAP system.
  Causes:
  
  Data Inconsistencies: There may be inconsistencies in the material master data, accounting documents, or inventory data that prevent the function module from executing correctly.
  
  Configuration Issues: Incorrect settings in the Material Ledger configuration or related modules can lead to this error.
  Bugs in the SAP System: Sometimes, this error can be due to known bugs in the specific version of SAP you are using.
  Missing Authorizations: Lack of necessary authorizations for the user executing the transaction can also lead to internal errors.
  Database Issues: Problems with the underlying database, such as locks or corruption, can also trigger this error.
  
  Solutions:
  
  
  Check for Data Inconsistencies:
  
  Use transaction codes like CKMLCP (Material Ledger Closing) and