How To Fix RSENQ087 - Index activation is running

SAP Error Message - Details

• Message type: E = Error

• Message class: RSENQ - Lock Manager

• Message number: 087

• Message text: Index activation is running

What causes this issue?

The process cannot be started, because it cannot be executed at the same
time as an index activation.

System Response

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

How to fix this error?

Execute the process if no index activation is running.

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 RSENQ087 - Index activation is running ?

  The SAP error message RSENQ087 indicates that an index activation process is currently running in the system. This message typically occurs when you attempt to perform an operation that requires an index to be activated, but the activation process is already in progress. Here’s a breakdown of the cause, potential solutions, and related information:
  Cause:
  
  Concurrent Index Activation: The most common cause of this error is that another user or process is currently activating the same index. Index activation can take some time, especially for large tables or complex indexes.
  Long-Running Transactions: If a transaction that involves index activation is taking longer than expected, it can lead to this error.
  System Locking: The system may have locks in place that prevent other operations from proceeding while the index activation is ongoing.
  
  Solutions:
  
  
  Wait for Completion: The simplest solution is to wait for the current index activation process to complete. You can monitor the process using transaction codes like SM50 (to check active processes) or SM66 (to check processes across the system).
  
  
  Check for Long-Running Jobs: Use transaction SM37 to check for any long-running jobs related to index activation. If you find a job that is stuck, you may need to investigate further.
  
  
  Cancel the Process: If you determine that the index activation is stuck and not progressing, you may need to cancel the process. This can be done through transaction SM50 or SM66 by selecting the process and choosing to terminate it. Be cautious with this approach, as it may lead to data inconsistencies.
  
  
  Review System Logs: Check the system logs (transaction SLG1) for any related error messages or warnings that might provide more context about why the index activation is taking longer than expected.
  
  
  Database Performance: If index activation is frequently taking a long time, consider reviewing the database performance. Ensure that the database has adequate resources and is optimized for performance.
  
  
  Consult SAP Notes: Check the SAP Support Portal for any relevant SAP Notes that might address this specific error or provide guidance on index management.
  
  
  Related Information:
  
  Index Management: Understanding how indexes work in SAP and their impact on performance can help in managing them effectively.
  Transaction Codes: Familiarize yourself with transaction codes like SE11 (Data Dictionary), SE14 (Database Utility), and SE38 (ABAP Program Execution) for managing indexes and database objects.
  Performance Tuning: Regularly monitor and tune database performance to prevent long-running index activation processes.
  
  If the issue persists after trying the above solutions, it may be beneficial to consult with your SAP Basis team or reach out to SAP support for further assistance.