How To Fix /SAPAPO/RES_MSG006 - Resource network &2 is locked by user &1

SAP Error Message - Details

• Message type: E = Error

• Message class: /SAPAPO/RES_MSG -

• Message number: 006

• Message text: Resource network &2 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 /SAPAPO/RES_MSG006 - Resource network &2 is locked by user &1 ?

  The SAP error message /SAPAPO/RES_MSG006 indicates that a resource network is locked by a specific user. This typically occurs in the context of SAP Advanced Planning and Optimization (APO) when a user is trying to access or modify a resource network that is currently locked by another user. Here’s a breakdown of the cause, potential solutions, and related information:
  Cause:
  
  User Locking: The resource network is being edited or accessed by another user, which prevents other users from making changes to it.
  Session Timeout: A user may have left a session open, causing the resource network to remain locked.
  System Error: Occasionally, a system error or crash may leave a resource in a locked state.
  
  Solution:
  
  
  Identify the Locking User: Check who is currently locking the resource network. You can do this by using transaction code SM12 (for lock entries) in the SAP GUI. Look for the user ID that is locking the resource network.
  
  
  Contact the Locking User: If possible, contact the user who is locking the resource network and ask them to release the lock. They can do this by either completing their task or logging out of the session.
  
  
  Release the Lock Manually: If the locking user is unavailable or if the session is no longer active, an administrator can manually release the lock using transaction SM12. However, this should be done with caution to avoid data inconsistency.
  
  
  Check for Background Jobs: Sometimes, background jobs may hold locks on resources. Check if there are any running jobs that might be causing the lock.
  
  
  Review System Logs: If the issue persists, review system logs for any errors or warnings that might indicate why the resource is locked.
  
  
  Restart the Session: If the user who is locking the resource is no longer active, restarting the SAP session may help in some cases.
  
  
  Related Information:
  
  
  Transaction Codes:
  
  SM12: To view and manage lock entries.
  SM21: To check system logs for any related errors.
  SM37: To monitor background jobs that might be holding locks.
  
  
  
  Documentation: Refer to SAP Help documentation for more details on resource management and locking mechanisms in SAP APO.
  
  
  User Training: Ensure that users are trained on proper session management to avoid leaving resources locked unintentionally.
  
  
  System Configuration: Review system settings related to locking behavior and session timeouts to optimize user experience.
  
  
  By following these steps, you should be able to resolve the locking issue related to the resource network in SAP APO.