How To Fix ESH_LTXT_MSG006 - Error in key mapping - No mapping defined for node

SAP Error Message - Details

• Message type: E = Error

• Message class: ESH_LTXT_MSG - Messages in Long Text Extraction

• Message number: 006

• Message text: Error in key mapping - No mapping defined for node

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_LTXT_MSG006 - Error in key mapping - No mapping defined for node ?

  The SAP error message ESH_LTXT_MSG006 indicates that there is an issue with key mapping in the context of the Enterprise Search (ESH) or the SAP Search and Classification (TREX) system. Specifically, it means that there is no mapping defined for a particular node that the system is trying to access or process.
  Cause:
  
  
  Missing Mapping Configuration: The most common cause of this error is that the key mapping for a specific node has not been defined in the system. This can happen if the configuration was not completed or if there were changes in the data model that were not reflected in the mapping.
  
  
  Data Model Changes: If there have been recent changes to the data model or the structure of the data being indexed, the existing mappings may no longer be valid.
  
  
  Incorrect Node Reference: The error may also occur if the system is trying to reference a node that does not exist or has been deleted.
  
  
  Solution:
  
  
  Check Mapping Configuration: 
  
  Go to the relevant configuration settings in the SAP system where key mappings are defined. This is typically found in the ESH or TREX configuration areas.
  Ensure that the mapping for the node in question is correctly defined. If it is missing, you will need to create the appropriate mapping.
  
  
  
  Review Data Model: 
  
  If there have been changes to the data model, review those changes to ensure that they are reflected in the key mapping configuration.
  Update the mappings as necessary to align with the current data model.
  
  
  
  Re-indexing: 
  
  After making changes to the mappings, it may be necessary to re-index the data to ensure that the changes take effect and that the system can correctly reference the nodes.
  
  
  
  Check for Updates: 
  
  Ensure that your SAP system is up to date with the latest patches and updates, as there may be fixes related to this issue in newer versions.
  
  
  
  Consult Documentation: 
  
  Refer to the SAP Help Portal or relevant documentation for specific instructions on configuring key mappings in your version of SAP.
  
  
  
  Contact SAP Support: 
  
  If the issue persists after checking the mappings and re-indexing, consider reaching out to SAP Support for further assistance.
  
  
  
  Related Information:
  
  Transaction Codes: You may need to use transaction codes like ESH_COCKPIT or TREX_ADMIN to access the relevant configuration areas.
  Logs and Traces: Check the application logs (transaction SLG1) for more detailed error messages that may provide additional context for the issue.
  SAP Notes: Search for relevant SAP Notes that may address this specific error or provide guidance on key mapping issues.
  
  By following these steps, you should be able to identify and resolve the cause of the ESH_LTXT_MSG006 error in your SAP system.