How To Fix INDEXING021 - Error &2 in processing the requests for index category &1

SAP Error Message - Details

• Message type: E = Error

• Message class: INDEXING - Messages that Occur During Indexing

• Message number: 021

• Message text: Error &2 in processing the requests for index category &1

What causes this issue?

An error occurred when editing the requests.

System Response

The following errors are possible:
Error 9 :
The given index category is being edited.
Error 10:
The given index category does not exist.
Others:
Unknown error

How to fix this error?

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

Procedure for System Administrators

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message INDEXING021 - Error &2 in processing the requests for index category &1 ?

  The SAP error message INDEXING021 typically indicates an issue with the indexing process for a specific index category in the SAP system. This error can occur during the processing of requests related to the indexing of data, which is crucial for efficient data retrieval and reporting.
  Cause:
  The error can be caused by several factors, including:
  
  Data Inconsistencies: There may be inconsistencies or corruption in the data that is being indexed.
  Locking Issues: The index may be locked by another process, preventing the current request from being processed.
  Configuration Issues: Incorrect configuration settings for the index category can lead to processing errors.
  Resource Limitations: Insufficient system resources (like memory or disk space) can hinder the indexing process.
  Transport Issues: If the index category was recently transported from another system, there may be issues related to the transport.
  
  Solution:
  To resolve the INDEXING021 error, you can take the following steps:
  
  Check Logs: Review the application logs (transaction SLG1) for more detailed error messages that can provide insights into the specific cause of the error.
  Release Locks: If the index is locked, identify the process holding the lock and release it if appropriate. You can use transaction SM12 to check for and manage locks.
  Rebuild Index: If data inconsistencies are suspected, consider rebuilding the index. This can often be done through the relevant transaction or program associated with the index category.
  Check Configuration: Verify the configuration settings for the index category in question. Ensure that they are set up correctly.
  Monitor System Resources: Check system resources (memory, disk space) to ensure that there are no limitations affecting the indexing process.
  Transport Check: If the issue arose after a transport, ensure that all necessary objects and configurations were transported correctly.
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as SLG1 (Application Log), SM12 (Lock Entries), and others that may help in diagnosing the issue.
  SAP Notes: Search for relevant SAP Notes in the SAP Support Portal that may address specific issues related to the INDEXING021 error.
  Documentation: Review SAP documentation related to indexing and data processing for best practices and troubleshooting steps.
  
  If the issue persists after trying the above solutions, it may be beneficial to consult with SAP support or your internal SAP Basis team for further assistance.