How To Fix RSDHA379 - Generated class '&1' is locked by user '&2'

SAP Error Message - Details

• Message type: E = Error

• Message class: RSDHA - HANA Analysis in BW

• Message number: 379

• Message text: Generated class '&1' is locked by user '&2'

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message RSDHA379 - Generated class '&1' is locked by user '&2' ?

  The SAP error message RSDHA379 indicates that a generated class is locked by a specific user. This typically occurs in the context of ABAP programming and the use of generated classes in SAP BW (Business Warehouse) or other SAP modules. Here’s a breakdown of the cause, potential solutions, and related information:
  Cause:
  
  Locking Mechanism: SAP uses a locking mechanism to prevent multiple users from making changes to the same object simultaneously. If a user is currently editing or has locked a generated class, other users will be unable to access or modify it.
  Long-Running Transactions: If a user has a long-running transaction or has not properly released the lock (e.g., due to a session timeout), the class may remain locked.
  Development Environment: This issue often arises in development environments where multiple developers are working on the same objects.
  
  Solution:
  
  Identify the Locking User: Check who is currently locking the class. You can do this by using transaction code SM12 (Lock Entries) to view the locks and identify the user.
  Contact the User: If possible, contact the user who has locked the class and ask them to release the lock. They can do this by either completing their transaction or explicitly releasing the lock.
  Release the Lock Manually: If the user is unavailable or the lock is stale (e.g., due to a session crash), an administrator can manually delete the lock entry in transaction SM12. However, this should be done with caution to avoid data inconsistency.
  Check for Background Jobs: Sometimes, background jobs may hold locks. Check transaction SM37 to see if any background jobs are running that might be holding the lock.
  Review Development Practices: To prevent this issue in the future, consider implementing better development practices, such as:
  
  Using version control systems.
  Ensuring that developers log off properly after their work.
  Scheduling development work to minimize conflicts.
  
  
  
  Related Information:
  
  Transaction Codes:
  
  SM12: To view and manage lock entries.
  SM37: To check background jobs.
  SE80: To access the Object Navigator for ABAP development.
  
  
  Documentation: Refer to SAP Help documentation for more details on locking mechanisms and best practices in ABAP development.
  SAP Notes: Check for any relevant SAP Notes that might address specific issues related to locking and generated classes.
  
  By following these steps, you should be able to resolve the RSDHA379 error and prevent it from occurring in the future.