How To Fix ESH_OM_OBJ_MODEL_REP090 - Relation ID is initial

SAP Error Message - Details

• Message type: E = Error

• Message class: ESH_OM_OBJ_MODEL_REP - Object Model Repository

• Message number: 090

• Message text: Relation ID is initial

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message ESH_OM_OBJ_MODEL_REP090 - Relation ID is initial ?

  The SAP error message ESH_OM_OBJ_MODEL_REP090 with the description "Relation ID is initial" typically occurs in the context of the SAP Enterprise Search or the SAP NetWeaver Search and Classification (TREX) system. This error indicates that a required relation ID is not being provided or is empty when the system expects it to be populated.
  Cause:
  
  Missing Configuration: The relation ID may not have been configured properly in the system.
  Data Inconsistency: There may be inconsistencies in the data model or the object model that the search system is trying to use.
  Custom Development: If there are custom developments or enhancements, they might not be handling the relation IDs correctly.
  System Upgrade or Migration: If the system has been recently upgraded or migrated, some configurations might not have been carried over correctly.
  
  Solution:
  
  
  Check Configuration: 
  
  Verify the configuration settings for the object model in the SAP system. Ensure that all necessary relation IDs are defined and correctly set up.
  Go to the relevant transaction codes (like Esh_om_config) to check the object model configuration.
  
  
  
  Data Model Review:
  
  Review the data model to ensure that all required relations are defined and populated. You may need to regenerate or refresh the object model if there are discrepancies.
  
  
  
  Check for Custom Code:
  
  If there are any custom developments, review the code to ensure that it correctly handles relation IDs. Look for any logic that might be inadvertently setting the relation ID to initial or empty.
  
  
  
  Reindexing:
  
  If the issue persists, consider reindexing the search data. This can sometimes resolve issues related to stale or inconsistent data.
  
  
  
  Consult Documentation:
  
  Refer to the SAP Help Portal or relevant SAP Notes for any specific guidance related to this error message. There may be known issues or patches available.
  
  
  
  SAP Support:
  
  If you are unable to resolve the issue, consider reaching out to SAP Support for assistance. Provide them with the error details and any relevant logs or configuration settings.
  
  
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with transaction codes related to Enterprise Search and object model configuration, such as Esh_om_config, Esh_om_admin, etc.
  SAP Notes: Search for SAP Notes related to the error message or the components involved (like TREX or Enterprise Search).
  Documentation: Review the official SAP documentation for Enterprise Search and object model configuration for best practices and troubleshooting steps.
  
  By following these steps, you should be able to identify the root cause of the error and implement a solution.