How To Fix ESH_OM_OBJ_MODEL_REP651 - Duplicate object type &1

SAP Error Message - Details

• Message type: E = Error

• Message class: ESH_OM_OBJ_MODEL_REP - Object Model Repository

• Message number: 651

• Message text: Duplicate object type &1

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message ESH_OM_OBJ_MODEL_REP651 - Duplicate object type &1 ?

  The SAP error message ESH_OM_OBJ_MODEL_REP651: Duplicate object type &1 typically occurs in the context of the SAP Enterprise Search or SAP Information Retrieval systems. This error indicates that there is a duplicate entry for an object type in the object model repository, which can lead to inconsistencies and issues in the search functionality.
  Cause:
  
  Duplicate Entries: The primary cause of this error is the presence of duplicate object types in the object model repository. This can happen due to incorrect configuration, data import issues, or manual errors during the setup of object types.
  Configuration Issues: If the object types are not properly defined or if there are conflicting definitions, it can lead to this error.
  Transport Issues: If object types were transported from one system to another (e.g., from development to production) without proper checks, duplicates may arise.
  
  Solution:
  
  Check Object Types: Review the object types defined in the object model repository. You can do this by navigating to the relevant configuration area in the SAP system (usually under the Enterprise Search or Information Retrieval settings).
  Remove Duplicates: Identify and remove or correct any duplicate entries. Ensure that each object type is unique and properly defined.
  Adjust Configuration: If the duplicates are a result of configuration errors, adjust the settings to ensure that object types are correctly defined and do not conflict with each other.
  Transport Management: If the issue arose from a transport, check the transport logs and ensure that object types are correctly managed during the transport process.
  Rebuild Index: After resolving the duplicates, you may need to rebuild the search index to ensure that the changes take effect and the search functionality works correctly.
  
  Related Information:
  
  Transaction Codes: You may need to use transaction codes like ESH_COCKPIT or EHS_SEARCH to access the relevant configuration areas.
  SAP Notes: Check for any relevant SAP Notes that may provide additional guidance or patches related to this error.
  Documentation: Refer to the official SAP documentation for Enterprise Search or Information Retrieval for detailed information on object types and their configuration.
  
  If the problem persists after following these steps, consider reaching out to SAP support for further assistance, as they can provide more tailored guidance based on your specific system configuration and version.