How To Fix DMC_RT_GEN118 - Function module &1 of function group &2 for migr.object &3 already exists

DMC_RT_GEN118 - Overview

• Message type: E = Error

• Message class: DMC_RT_GEN - DMC: Nachrichten der Generierungfunktionen

• Message number: 118

• Message text: Function module &1 of function group &2 for migr.object &3 already exists

Self-Explanatory Message

Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of messages in the SAP system have a message text, however this is frequently insufficient to comprehend or resolve the problem.

To make things easier, more detailed information is frequently added to describe the issue, how to fix it, and the necessary steps or configuration modifications.

Unfortunately, there isn't any extra information in this error notice.

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Smart SAP Assistant

• What is the cause and solution for SAP error message DMC_RT_GEN118 - Function module &1 of function group &2 for migr.object &3 already exists ?

  The SAP error message DMC_RT_GEN118 indicates that there is an attempt to create or register a function module that already exists in the system for a specific migration object. This typically occurs during data migration processes, such as when using the SAP Data Migration Cockpit or other tools that involve the creation of function modules for data handling.
  
  Cause:
  The error is caused by the following scenarios:
  
  Duplicate Function Module: The function module specified in the error message already exists in the SAP system for the given migration object.
  Incorrect Configuration: There may be a misconfiguration in the migration settings or parameters that leads to the system trying to create a function module that is already present.
  Previous Migration Attempts: If a previous migration attempt was not completed successfully, it might have left behind function modules that are now causing conflicts.
  
  
  Solution:
  To resolve the DMC_RT_GEN118 error, you can take the following steps:
  
  
  Check Existing Function Modules:
  
  Use transaction