How To Fix ESH_OM_OBJ_MODEL_REP745 - Back-end navigation has no description

SAP Error Message - Details

• Message type: E = Error

• Message class: ESH_OM_OBJ_MODEL_REP - Object Model Repository

• Message number: 745

• Message text: Back-end navigation has no description

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.

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Smart SAP Assistant

• What is the cause and solution for SAP error message ESH_OM_OBJ_MODEL_REP745 - Back-end navigation has no description ?

  The SAP error message ESH_OM_OBJ_MODEL_REP745 indicates that there is an issue with the back-end navigation in the Enterprise Search (ESH) system, specifically that there is no description available for the object model representation. This can occur in various scenarios, such as when trying to access certain search results or navigating through the search interface.
  Cause:
  
  Missing Descriptions: The most common cause is that the object model representation does not have a description defined in the back-end system. This could be due to incomplete configuration or missing data in the relevant tables.
  Configuration Issues: There may be issues with the configuration of the Enterprise Search or the underlying data sources that are being indexed.
  Data Source Problems: If the data source is not properly set up or if there are connectivity issues, it may lead to missing descriptions.
  Authorization Issues: Sometimes, the user may not have the necessary authorizations to view certain descriptions or data.
  
  Solution:
  
  Check Object Model Configuration: Verify the configuration of the object model in the ESH settings. Ensure that all necessary descriptions are defined and correctly mapped.
  Data Consistency: Check the relevant tables in the back-end system to ensure that the descriptions for the object model are present and correctly populated.
  Re-indexing: If the data has changed or if there have been recent updates, consider re-indexing the data sources in the ESH to ensure that all descriptions are up to date.
  Authorization Check: Ensure that the user has the necessary authorizations to access the descriptions. You may need to check the roles and permissions assigned to the user.
  Consult Documentation: Refer to the SAP documentation for Enterprise Search to ensure that all configurations are correctly set up according to best practices.
  
  Related Information:
  
  SAP Notes: Check for any relevant SAP Notes that may address this specific error message or provide additional troubleshooting steps.
  Transaction Codes: Use transaction codes like ESH_COCKPIT to access the Enterprise Search cockpit and review the configuration settings.
  Logs and Traces: Review the application logs and traces for any additional error messages or warnings that may provide more context about the issue.
  SAP Community: Consider reaching out to the SAP Community forums for insights from other users who may have encountered similar issues.
  
  If the problem persists after trying the above solutions, it may be beneficial to contact SAP support for further assistance.