How To Fix ESH_ENG_CDS_MDE003 - Error deriving ID for generated MDE

SAP Error Message - Details

• Message type: E = Error

• Message class: ESH_ENG_CDS_MDE - ES-CDS/ABAP: Handling of MDEs

• Message number: 003

• Message text: Error deriving ID for generated MDE

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_ENG_CDS_MDE003 - Error deriving ID for generated MDE ?

  The SAP error message ESH_ENG_CDS_MDE003 typically occurs in the context of the SAP Enterprise Search or SAP HANA when there is an issue with deriving an ID for a generated MDE (Model Data Entity). This error can arise due to various reasons, including configuration issues, data inconsistencies, or problems with the underlying database.
  Causes:
  
  Configuration Issues: Incorrect or incomplete configuration of the search model or the underlying data model can lead to this error.
  Data Inconsistencies: If the data being processed has inconsistencies or does not meet the expected format, it can cause issues in ID derivation.
  Database Issues: Problems with the database, such as connectivity issues or corrupted data, can also lead to this error.
  Missing Metadata: If the necessary metadata for the MDE is missing or not properly defined, it can result in this error.
  
  Solutions:
  
  Check Configuration: Review the configuration settings for the search model and ensure that all necessary parameters are correctly set.
  Validate Data: Check the data being processed for inconsistencies or errors. Ensure that the data meets the expected format and requirements.
  Database Health Check: Perform a health check on the database to ensure that it is functioning correctly. Look for any connectivity issues or corrupted data.
  Review Metadata: Ensure that all necessary metadata for the MDE is defined and correctly configured. This includes checking for any missing fields or incorrect data types.
  Rebuild MDE: If the issue persists, consider rebuilding the MDE to refresh the data and metadata.
  Check Logs: Review the application logs for any additional error messages or warnings that may provide more context about the issue.
  
  Related Information:
  
  SAP Notes: Check the SAP Support Portal for any relevant SAP Notes that may address this specific error or provide additional troubleshooting steps.
  Documentation: Refer to the official SAP documentation for Enterprise Search and MDE configuration for detailed guidance on setup and troubleshooting.
  Community Forums: Engage with the SAP Community or forums where other users may have encountered similar issues and can provide insights or solutions.
  
  If the problem persists after trying the above solutions, it may be beneficial to contact SAP support for further assistance.