How To Fix CNV_OM_MWBGEN031 - Object &1: definition of the Migration Object in mt_id &2 has failed

SAP Error Message - Details

• Message type: E = Error

• Message class: CNV_OM_MWBGEN - SLO: Messages for Object Based MBW Generation

• Message number: 031

• Message text: Object &1: definition of the Migration Object in mt_id &2 has failed

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message CNV_OM_MWBGEN031 - Object &1: definition of the Migration Object in mt_id &2 has failed ?

  The SAP error message CNV_OM_MWBGEN031 indicates that there is an issue with the definition of a migration object in the context of a data migration project, typically using the SAP S/4HANA Migration Cockpit or similar tools. This error can occur during the migration process when the system encounters a problem with the configuration or definition of a specific migration object.
  Cause:
  The error can be caused by several factors, including:
  
  
  Incorrect Configuration: The migration object may not be correctly defined in the system. This could be due to missing or incorrect parameters in the migration object definition.
  
  
  Data Model Issues: There may be inconsistencies or issues in the underlying data model that the migration object is trying to map to.
  
  
  Missing Dependencies: The migration object may depend on other objects or configurations that are not present or not correctly set up.
  
  
  Authorization Issues: The user executing the migration may not have the necessary authorizations to access or modify the migration object.
  
  
  Technical Errors: There could be technical issues such as database constraints, data type mismatches, or other system-related errors.
  
  
  Solution:
  To resolve the error, you can take the following steps:
  
  
  Check Migration Object Definition: Review the definition of the migration object in transaction code LTMC (for Migration Cockpit) or the relevant transaction for your migration tool. Ensure that all required fields and parameters are correctly filled out.
  
  
  Review Logs: Check the detailed logs for the migration process. This can provide more context about what specifically failed during the migration object definition.
  
  
  Validate Data Model: Ensure that the data model you are trying to migrate to is correctly set up and that all necessary tables and fields exist.
  
  
  Check Authorizations: Verify that the user executing the migration has the necessary authorizations to access and modify the migration object.
  
  
  Consult Documentation: Refer to SAP documentation or notes related to the specific migration object you are working with. There may be known issues or additional configuration steps required.
  
  
  Test with Sample Data: If possible, try running the migration with a smaller set of sample data to isolate the issue.
  
  
  Contact SAP Support: If the issue persists and you cannot identify the cause, consider reaching out to SAP Support for assistance. Provide them with the error message, context, and any relevant logs.
  
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as LTMC (for Migration Cockpit), SE11 (Data Dictionary), and SE80 (Object Navigator) for checking object definitions.
  SAP Notes: Search for SAP Notes related to migration issues, as they may provide specific fixes or workarounds for known problems.
  Migration Cockpit Documentation: Review the official SAP documentation for the Migration Cockpit, which provides guidelines and best practices for defining and executing migration objects.
  
  By following these steps, you should be able to identify and resolve the issue causing the CNV_OM_MWBGEN031 error.