How To Fix ESH_SEARCH199 - Duplicate key indexing next by instance: Node ID &1, record &2

SAP Error Message - Details

• Message type: E = Error

• Message class: ESH_SEARCH - ESH Search

• Message number: 199

• Message text: Duplicate key indexing next by instance: Node ID &1, record &2

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_SEARCH199 - Duplicate key indexing next by instance: Node ID &1, record &2 ?

  The SAP error message ESH_SEARCH199 indicates a problem related to duplicate key indexing in the SAP Enterprise Search (ESH) system. This error typically arises when the system encounters duplicate entries for a key that should be unique, which can disrupt the indexing process.
  
  Cause:
  
  Duplicate Records: The most common cause of this error is the presence of duplicate records in the data source that is being indexed. This can happen if the data source has not been properly cleaned or if there are issues with data integrity.
  Incorrect Configuration: Misconfiguration in the indexing settings or the data model can also lead to this error.
  Data Source Issues: If the data source (like a database table) has been modified or updated incorrectly, it may lead to duplicates being present.
  
  
  Solution:
  
  
  Identify Duplicates: 
  
  Check the data source for duplicate entries. You can run SQL queries or use SAP tools to identify records that have the same key.
  Use transaction