How To Fix ESH_TREX_ADMIN018 - Could not read model for object type &1 and node &2

SAP Error Message - Details

• Message type: E = Error

• Message class: ESH_TREX_ADMIN - TREX Indexing and Index Administration

• Message number: 018

• Message text: Could not read model for object type &1 and node &2

Self-Explanatory Message

Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of messages in the SAP system have a message text, however this is frequently insufficient to comprehend or resolve the problem.

To make things easier, more detailed information is frequently added to describe the issue, how to fix it, and the necessary steps or configuration modifications.

Unfortunately, there isn't any extra information in this error notice.

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Smart SAP Assistant

• What is the cause and solution for SAP error message ESH_TREX_ADMIN018 - Could not read model for object type &1 and node &2 ?

  The SAP error message ESH_TREX_ADMIN018 indicates that there is an issue with reading a model for a specific object type and node in the SAP Enterprise Search (TREX) system. This error typically arises in the context of the SAP NetWeaver system when there are problems with the configuration or the underlying data model.
  Causes:
  
  Missing or Incomplete Configuration: The object type or node specified may not be properly configured in the TREX system.
  Data Model Issues: There may be inconsistencies or corruption in the data model that TREX is trying to access.
  Authorization Issues: The user may not have the necessary permissions to access the specified object type or node.
  System or Network Issues: There could be underlying system or network issues affecting the connection to the TREX server.
  Version Mismatch: There may be a version mismatch between the components of the SAP system and the TREX server.
  
  Solutions:
  
  Check Configuration: Verify that the object type and node are correctly configured in the TREX administration settings. Ensure that all necessary parameters are set up properly.
  Rebuild the Index: If the data model is corrupted, consider rebuilding the index for the affected object type. This can often resolve issues related to data inconsistencies.
  Review Authorizations: Ensure that the user has the appropriate authorizations to access the object type and node. Check the roles and permissions assigned to the user.
  Check System Logs: Review the system logs for any additional error messages or warnings that may provide more context about the issue.
  Restart TREX Services: Sometimes, simply restarting the TREX services can resolve transient issues.
  Consult SAP Notes: Check the SAP Support Portal for any relevant SAP Notes that may address this specific error message or provide patches or updates.
  Contact SAP Support: If the issue persists after trying the above solutions, consider reaching out to SAP Support for further assistance.
  
  Related Information:
  
  TREX Administration: Familiarize yourself with the TREX administration tools and settings, as they are crucial for managing the search infrastructure.
  SAP Documentation: Refer to the official SAP documentation for Enterprise Search and TREX for detailed configuration and troubleshooting guidelines.
  Community Forums: Engage with SAP community forums or user groups where similar issues may have been discussed, and solutions shared.
  
  By following these steps, you should be able to diagnose and resolve the error message ESH_TREX_ADMIN018 effectively.