How To Fix RSENQ074 - Lock already set for BWA index &1

SAP Error Message - Details

• Message type: E = Error

• Message class: RSENQ - Lock Manager

• Message number: 074

• Message text: Lock already set for BWA index &1

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.

What else can you do?

First, use our AnswerBot below to get a possible cause and solution (requires a premium subscription).

Also, review the in-depth Common Questions & Answers listed below; you could discover a solution there or be able to connect with others who have faced similar challenges.

You can also try searching the SAP support portal (support.sap.com) but you need a special user ID to access it. It is possible that an SAP support note exists that provides additional details about the mistake or even steps for fixing it.

Smart SAP Assistant

• What is the cause and solution for SAP error message RSENQ074 - Lock already set for BWA index &1 ?

  The SAP error message RSENQ074 indicates that a lock is already set for a BWA (Business Warehouse Accelerator) index. This typically occurs when there is an attempt to perform an operation on a BWA index that is already locked by another process. Here’s a breakdown of the cause, potential solutions, and related information:
  Cause
  
  Concurrent Processes: The most common cause of this error is that multiple processes are trying to access or modify the same BWA index simultaneously. This can happen during data loading, index creation, or when running queries.
  Long-Running Transactions: If a transaction that locks the index takes a long time to complete, it can prevent other processes from accessing the index.
  System Configuration: In some cases, system configuration or settings related to locking mechanisms may lead to this issue.
  
  Solutions
  
  
  Identify the Locking Process:
  
  Use transaction SM12 to check for locks in the system. You can filter by the user or object to find out which process is holding the lock.
  If you identify a long-running transaction, you may need to wait for it to complete or, if appropriate, terminate it.
  
  
  
  Wait and Retry:
  
  If the lock is temporary, simply waiting for the process to complete may resolve the issue. After a few minutes, try the operation again.
  
  
  
  Check for Background Jobs:
  
  Review any background jobs that may be running and holding locks on the BWA index. You can use transaction SM37 to monitor background jobs.
  
  
  
  Optimize Processes:
  
  If you frequently encounter this issue, consider optimizing the processes that interact with the BWA index. This may involve scheduling jobs during off-peak hours or improving the efficiency of data loads.
  
  
  
  System Configuration:
  
  Review the configuration settings related to BWA and locking mechanisms. Ensure that they are set up correctly to minimize locking issues.
  
  
  
  Consult SAP Notes:
  
  Check the SAP Support Portal for any relevant SAP Notes that may address this specific error or provide additional troubleshooting steps.
  
  
  
  Related Information
  
  BWA Index: The BWA index is used to accelerate query performance in SAP BW. It is important to manage these indexes properly to ensure optimal performance.
  Lock Management: Understanding how SAP handles locks can help in troubleshooting. Locks are used to maintain data integrity during concurrent access.
  Performance Monitoring: Regularly monitor system performance and job execution times to identify potential bottlenecks that could lead to locking issues.
  
  If the problem persists after trying the above solutions, it may be beneficial to reach out to SAP support for further assistance.