How To Fix EM253 - Correct the migration objects that were not generated

SAP Error Message - Details

• Message type: E = Error

• Message class: EM - IS-U Migration

• Message number: 253

• Message text: Correct the migration objects that were not generated

What causes this issue?

During the consistency check the system found errors in the migration
objects to be generated.

System Response

Some reports were not generated.

How to fix this error?

Correct migration Customizing in transaction EMIGALL (<ls>Utilities ->
Check Customizing</>).

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 EM253 - Correct the migration objects that were not generated ?

  The SAP error message EM253, which states "Correct the migration objects that were not generated," typically occurs during the data migration process, particularly when using tools like the SAP S/4HANA Migration Cockpit or other data migration tools. This error indicates that certain migration objects required for the data transfer have not been generated successfully.
  Causes:
  
  Missing or Incorrect Configuration: The migration objects may not have been configured correctly in the migration project.
  Data Model Issues: The source data may not conform to the expected data model, leading to issues in generating the migration objects.
  Technical Errors: There may be technical issues or bugs in the migration tool or the underlying system.
  Authorization Issues: The user executing the migration may not have the necessary authorizations to generate the migration objects.
  Incompatibility: The version of the source system or the data being migrated may not be compatible with the target system.
  
  Solutions:
  
  Check Configuration: Review the configuration settings in the migration project to ensure that all necessary parameters are set correctly.
  Validate Source Data: Ensure that the data in the source system is clean, complete, and conforms to the expected format. This may involve data cleansing or transformation.
  Re-generate Migration Objects: Attempt to re-generate the migration objects. This can often be done through the migration cockpit or relevant transaction codes.
  Review Logs: Check the logs for any specific error messages or warnings that can provide more context on what went wrong during the generation of migration objects.
  User Authorizations: Ensure that the user has the necessary authorizations to perform the migration tasks. This may involve checking roles and permissions in the SAP system.
  Consult Documentation: Refer to the official SAP documentation for the migration tool you are using, as it may provide specific guidance on resolving this error.
  SAP Notes: Check for any relevant SAP Notes that may address known issues or bugs related to the migration process.
  
  Related Information:
  
  Migration Cockpit: Familiarize yourself with the SAP S/4HANA Migration Cockpit, as it provides tools and guidelines for migrating data.
  Data Migration Best Practices: Review best practices for data migration, including data mapping, validation, and testing.
  SAP Community: Engage with the SAP Community or forums where other users may have encountered similar issues and can provide insights or solutions.
  SAP Support: If the issue persists, consider reaching out to SAP Support for assistance, especially if you suspect a technical issue or bug.
  
  By following these steps, you should be able to identify the root cause of the EM253 error and implement a solution to resolve it.