How To Fix /ACCGO/DGR199 - Schedules locked by user &1, will remain display only

SAP Error Message - Details

• Message type: E = Error

• Message class: /ACCGO/DGR -

• Message number: 199

• Message text: Schedules locked by user &1, will remain display only

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message /ACCGO/DGR199 - Schedules locked by user &1, will remain display only ?

  The SAP error message /ACCGO/DGR199 Schedules locked by user &1, will remain display only indicates that a particular schedule or document is currently locked by another user (identified by &1). This means that the schedule cannot be modified or edited until the lock is released.
  Cause:
  
  User Lock: Another user is currently editing or has opened the schedule, which places a lock on it to prevent concurrent modifications that could lead to data inconsistencies.
  Session Timeout: Sometimes, if a user has an open session that times out, the lock may not be released immediately.
  System Error: In rare cases, a system error or crash may leave a lock in place even after the user has exited.
  
  Solution:
  
  Wait for Release: The simplest solution is to wait until the user who has locked the schedule finishes their work and releases the lock.
  Contact the User: If you know who the user is, you can contact them to ask if they can release the lock.
  Check Lock Entries: You can check the lock entries in SAP using transaction code SM12. This will show you which user has locked the schedule. If necessary, a system administrator can manually delete the lock entry if it is no longer valid.
  Session Management: Ensure that users are properly logging out of their sessions to avoid unnecessary locks.
  System Monitoring: Regularly monitor the system for any locks that may not be released due to errors or crashes.
  
  Related Information:
  
  
  Transaction Codes:
  
  SM12: To view and manage lock entries.
  SM21: To check system logs for any errors that might have caused locks.
  SU01: To manage user accounts and check user sessions.
  
  
  
  Best Practices:
  
  Encourage users to log out properly after their work is done.
  Implement a policy for handling long-running transactions to avoid unnecessary locks.
  Train users on how to manage their sessions effectively.
  
  
  
  If the issue persists or if you encounter frequent locking issues, it may be beneficial to review user access and session management practices within your organization.