How To Fix R11404 - Generation of dynpro containers is locked by user &1

SAP Error Message - Details

• Message type: E = Error

• Message class: R11 - Business Partner and BDT

• Message number: 404

• Message text: Generation of dynpro containers is locked by user &1

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message R11404 - Generation of dynpro containers is locked by user &1 ?

  The SAP error message R11404, which states "Generation of dynpro containers is locked by user &1," typically occurs when a user is trying to generate or modify a screen (dynpro) in the SAP system, but the process is locked by another user. This can happen during development activities, particularly when working with screen modifications in the ABAP Workbench.
  Cause:
  
  User Lock: The primary cause of this error is that another user (indicated by &1) has locked the dynpro container for editing. This can happen if the user is currently editing the screen or if a previous session did not release the lock properly.
  System Lock: Sometimes, system locks can occur due to background jobs or other processes that are accessing the same resources.
  
  Solution:
  
  
  Identify the Locking User: Check who is currently locking the dynpro. You can do this by using transaction code SM12 (Display and Delete Locks). Look for the user that is locking the dynpro and the corresponding object.
  
  
  Contact the Locking User: If possible, contact the user who is holding the lock and ask them to release it. They can do this by saving their work and exiting the screen.
  
  
  Release the Lock: If the locking user is not available or if the lock is stale (e.g., the user has logged off without releasing the lock), you can manually delete the lock using transaction SM12. However, be cautious when doing this, as it may lead to data loss if the user is actively working on the screen.
  
  
  Check for Background Jobs: If the lock is caused by a background job, you may need to wait for the job to complete or check the job status in transaction SM37.
  
  
  Restart the Development Environment: In some cases, restarting the development environment or the SAP GUI can help clear temporary locks.
  
  
  Related Information:
  
  
  Transaction Codes:
  
  SM12: Display and Delete Locks
  SM37: Monitor Background Jobs
  SE80: Object Navigator (for screen development)
  
  
  
  Best Practices:
  
  Always ensure that you save and exit screens properly to avoid leaving locks in the system.
  Communicate with team members when working on shared objects to prevent conflicts.
  Regularly monitor locks in the system, especially in a collaborative development environment.
  
  
  
  By following these steps, you should be able to resolve the R11404 error and continue with your development work in SAP.