How To Fix /PM0/ABQ_MIG_MSG109 - &1 is a sibling, but it was transferred as an entity

SAP Error Message - Details

• Message type: E = Error

• Message class: /PM0/ABQ_MIG_MSG -

• Message number: 109

• Message text: &1 is a sibling, but it was transferred as an entity

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message /PM0/ABQ_MIG_MSG109 - &1 is a sibling, but it was transferred as an entity ?

  The SAP error message /PM0/ABQ_MIG_MSG109 &1 is a sibling, but it was transferred as an entity typically occurs during the migration of data in the SAP system, particularly when dealing with the migration of business objects or master data. This error indicates that there is a mismatch in the expected data structure during the migration process.
  Cause:
  
  Data Structure Mismatch: The error suggests that the system expected a sibling relationship (i.e., a hierarchical relationship where entities are at the same level) but found that the data was transferred as an entity (which may imply a parent-child relationship).
  Incorrect Mapping: During the migration process, the mapping of data might not have been set up correctly, leading to the system interpreting the data incorrectly.
  Configuration Issues: There may be configuration settings in the migration tool or the data model that are not aligned with the actual data being migrated.
  
  Solution:
  
  Review Data Mapping: Check the mapping configuration for the migration process. Ensure that the relationships between the entities are correctly defined and that siblings are not being incorrectly classified as entities.
  Adjust Data Structure: If the data structure is incorrect, you may need to adjust the source data to ensure that it reflects the correct relationships. This might involve modifying the data in the source system or during the extraction process.
  Consult Migration Documentation: Refer to the SAP migration documentation for the specific module you are working with. There may be guidelines or best practices for handling sibling relationships during migration.
  Use Migration Tools: If you are using SAP's migration tools (like SAP S/4HANA Migration Cockpit), ensure that you are following the recommended procedures and that the tool is configured correctly.
  Testing: Conduct thorough testing with a smaller dataset to ensure that the migration process works as expected before attempting to migrate larger datasets.
  
  Related Information:
  
  SAP Notes: Check for any relevant SAP Notes that may address this specific error or provide additional guidance on migration issues.
  SAP Community: Engage with the SAP Community forums to see if other users have encountered similar issues and what solutions they have found.
  Documentation: Review the official SAP documentation for the migration process you are using, as it may contain specific instructions or troubleshooting steps related to this error.
  
  If the issue persists after trying the above solutions, it may be beneficial to reach out to SAP support for further assistance.