How To Fix ESH_IF_NLQ004 - Reference to NLQ query is empty

SAP Error Message - Details

• Message type: E = Error

• Message class: ESH_IF_NLQ - Messages for Natural Language Processing (NLQ)

• Message number: 004

• Message text: Reference to NLQ query is empty

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_IF_NLQ004 - Reference to NLQ query is empty ?

  The SAP error message ESH_IF_NLQ004: Reference to NLQ query is empty typically occurs in the context of the SAP Enterprise Search or SAP NetWeaver Search functionalities. This error indicates that a query reference expected by the system is missing or not properly defined.
  Causes:
  
  Missing Query Definition: The query that the system is trying to reference does not exist or has not been defined correctly in the system.
  Configuration Issues: There may be issues with the configuration of the search or query settings in the SAP system.
  Data Issues: The underlying data that the query is supposed to reference may not be available or properly indexed.
  Authorization Issues: The user may not have the necessary permissions to access the query or the data it references.
  
  Solutions:
  
  
  Check Query Definition:
  
  Verify that the query you are trying to use is correctly defined in the system. You can do this by navigating to the relevant configuration area in the SAP system (e.g., transaction codes related to search configuration).
  
  
  
  Recreate or Update the Query:
  
  If the query is missing or corrupted, consider recreating it or updating the existing query definition to ensure it is valid.
  
  
  
  Review Configuration Settings:
  
  Check the configuration settings for the Enterprise Search or the specific search application you are using. Ensure that all necessary components are properly configured.
  
  
  
  Indexing:
  
  Ensure that the data sources are properly indexed. You may need to run the indexing job to refresh the data that the query references.
  
  
  
  Check User Authorizations:
  
  Verify that the user encountering the error has the necessary authorizations to access the query and the data it references. You may need to adjust roles or permissions accordingly.
  
  
  
  Consult Documentation:
  
  Refer to SAP documentation or notes related to the specific version of SAP you are using for any known issues or additional troubleshooting steps.
  
  
  
  SAP Support:
  
  If the issue persists after trying the above solutions, consider reaching out to SAP Support for further assistance. They may provide patches or additional insights based on the specific context of your system.
  
  
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as ESH_COCKPIT for managing search configurations.
  SAP Notes: Search for SAP Notes related to the error message for any specific fixes or updates.
  Community Forums: Engage with SAP community forums or user groups where similar issues may have been discussed.
  
  By following these steps, you should be able to diagnose and resolve the error message ESH_IF_NLQ004 effectively.