How To Fix ESH_DB028 - Model repository has severe issues

SAP Error Message - Details

• Message type: E = Error

• Message class: ESH_DB - ES: Dashboard

• Message number: 028

• Message text: Model repository has severe issues

What causes this issue?

The model repository of Enterprise Search has severe issues;
indispensable control data is missing.

System Response

Search will not work.

How to fix this error?

There is no easy solution to the problem. Please create a support ticket
on component BC-EIM-ESH.

Procedure for System Administrators

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message ESH_DB028 - Model repository has severe issues ?

  The SAP error message ESH_DB028, which indicates that the "Model repository has severe issues," typically arises in the context of the SAP Enterprise Search (SAP ESH) framework. This error suggests that there are significant problems with the model repository that could affect the functionality of the search application.
  Causes:
  
  Corrupted Model Repository: The model repository may have become corrupted due to system crashes, improper shutdowns, or other unexpected issues.
  Inconsistent Data: There may be inconsistencies in the data stored in the model repository, possibly due to failed updates or migrations.
  Configuration Issues: Incorrect configuration settings in the SAP ESH or related components can lead to this error.
  Database Issues: Problems with the underlying database, such as connectivity issues or data integrity problems, can also trigger this error.
  Version Mismatch: If there are version mismatches between the components of SAP ESH, it can lead to repository issues.
  
  Solutions:
  
  Check Logs: Review the application and system logs for more detailed error messages that can provide insights into the specific issues with the model repository.
  Repair the Model Repository:
  
  Use transaction codes like EHS_MODEL_REPO or EHS_REPO_ADMIN to check the status of the model repository.
  If necessary, perform a repair operation to fix any inconsistencies.
  
  
  Rebuild the Model Repository: If the repository is severely corrupted, you may need to rebuild it. This can often be done through the SAP ESH administration tools.
  Check Configuration: Verify the configuration settings for SAP ESH and ensure they are correctly set up. This includes checking the connection to the database and ensuring that all necessary services are running.
  Database Maintenance: Perform database maintenance tasks, such as checking for integrity issues or running consistency checks.
  Upgrade or Patch: Ensure that your SAP system is up to date with the latest patches and upgrades, as these may contain fixes for known issues related to the model repository.
  Consult SAP Notes: Look for relevant SAP Notes that may address this specific error. SAP frequently publishes notes that provide solutions or workarounds for known issues.
  
  Related Information:
  
  SAP Documentation: Refer to the official SAP documentation for Enterprise Search for detailed information on configuration and troubleshooting.
  SAP Community: Engage with the SAP Community forums to see if other users have encountered similar issues and what solutions they have found.
  SAP Support: If the issue persists and you are unable to resolve it, consider reaching out to SAP Support for assistance.
  
  By following these steps, you should be able to diagnose and potentially resolve the ESH_DB028 error in your SAP system.