How To Fix ESH_SEARCH201 - Duplicate key indexing next by timestamp deleting: Node ID &1, record &2

SAP Error Message - Details

• Message type: E = Error

• Message class: ESH_SEARCH - ESH Search

• Message number: 201

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

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message ESH_SEARCH201 - Duplicate key indexing next by timestamp deleting: Node ID &1, record &2 ?

  The SAP error message ESH_SEARCH201 indicates that there is a problem with duplicate key indexing in the context of the SAP Enterprise Search (ESH) framework. This error typically arises when the system encounters duplicate entries in the index that are supposed to be unique, which can lead to inconsistencies and issues in search functionality.
  Cause:
  
  
  Duplicate Entries: The primary cause of this error is the presence of duplicate entries in the index. This can happen due to:
  
  Incorrect data loading processes.
  Issues in the data extraction or transformation processes.
  Problems with the data source that lead to multiple records being indexed with the same key.
  
  
  
  Timestamp Issues: The error message mentions "next by timestamp," which suggests that the system is trying to resolve which record to keep based on a timestamp, but it finds duplicates.
  
  
  Solution:
  To resolve the ESH_SEARCH201 error, you can follow these steps:
  
  
  Identify Duplicates:
  
  Use the relevant transaction codes or tools to check the index for duplicate entries. You may need to query the database or use SAP tools to identify records with the same key.
  
  
  
  Data Cleanup:
  
  Once duplicates are identified, you will need to clean up the data. This may involve:
  
  Deleting the duplicate records.
  Merging records if necessary.
  Ensuring that the data source does not produce duplicates in the future.
  
  
  
  
  
  Reindexing:
  
  After cleaning up the data, you may need to reindex the affected data. This can typically be done through the SAP ESH administration tools or relevant transaction codes.
  
  
  
  Check Data Load Processes:
  
  Review the data load processes to ensure that they are correctly configured to prevent duplicates from being created in the first place. This may involve adjusting extraction logic or transformation rules.
  
  
  
  Monitoring:
  
  Implement monitoring to catch duplicate entries early in the process. This can help prevent the issue from recurring.
  
  
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as EHS_SEARCH_ADMIN for managing the ESH index.
  SAP Notes: Check SAP Notes for any known issues or patches related to the ESH framework that might address this error.
  Documentation: Review SAP documentation on Enterprise Search and indexing to understand best practices for data management and indexing.
  
  If the issue persists after following these steps, consider reaching out to SAP support for further assistance, as they may provide additional insights or solutions specific to your system configuration.