How To Fix EM138 - Error during deletion of external system key &2 from migration object &1

SAP Error Message - Details

• Message type: E = Error

• Message class: EM - IS-U Migration

• Message number: 138

• Message text: Error during deletion of external system key &2 from migration object &1

What causes this issue?

External system key &v1& for migration object &v2& could not be deleted
due to an internal error.

System Response

INCLUDE ISU_VERARB OBJECT DOKU ID TX

How to fix this error?

Check whether the displayed external system key still exists.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message EM138 - Error during deletion of external system key &2 from migration object &1 ?

  The SAP error message EM138, which states "Error during deletion of external system key &2 from migration object &1," typically occurs during data migration processes when there is an issue with the deletion of an external system key associated with a migration object. This error can arise in various scenarios, such as during data uploads, data transfers, or when managing migration objects in SAP systems.
  Causes:
  
  Data Integrity Issues: The external system key may not exist in the database, or there may be referential integrity constraints preventing its deletion.
  Authorization Problems: The user executing the deletion may not have the necessary permissions to delete the external system key.
  Locking Issues: The object may be locked by another process, preventing the deletion from occurring.
  Configuration Errors: There may be misconfigurations in the migration object or the external system settings.
  Technical Errors: There could be underlying technical issues, such as database connectivity problems or inconsistencies in the migration object setup.
  
  Solutions:
  
  Check Existence of Key: Verify that the external system key you are trying to delete actually exists in the system. If it does not, you may need to adjust your deletion logic.
  Review Authorizations: Ensure that the user has the necessary authorizations to perform deletion operations on the migration object.
  Release Locks: Check if the object is locked by another transaction. If so, you may need to wait for the lock to be released or terminate the locking process if appropriate.
  Validate Configuration: Review the configuration settings for the migration object and the external system to ensure they are set up correctly.
  Check Logs: Look into the application logs (transaction SLG1) for more detailed error messages that can provide additional context on the failure.
  Database Consistency: Run consistency checks on the database to ensure there are no underlying issues affecting the migration process.
  Contact SAP Support: If the issue persists and you cannot identify the cause, consider reaching out to SAP support for further assistance.
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as LT03 (Transfer Order), LSMW (Legacy System Migration Workbench), or SM37 (Job Monitoring) to help diagnose and resolve the issue.
  Migration Object Documentation: Review the documentation for the specific migration object you are working with to understand its structure and requirements.
  SAP Notes: Search for relevant SAP Notes that may address known issues related to EM138 or provide patches and updates.
  
  By following these steps, you should be able to identify the cause of the EM138 error and implement a suitable solution.