How To Fix /ISDFPS/PM302 - Func. currently locked, competitive function is being executed by a user

SAP Error Message - Details

• Message type: E = Error

• Message class: /ISDFPS/PM -

• Message number: 302

• Message text: Func. currently locked, competitive function is being executed by a user

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message /ISDFPS/PM302 - Func. currently locked, competitive function is being executed by a user ?

  The SAP error message /ISDFPS/PM302 Func. currently locked, competitive function is being executed by a user typically occurs in the context of the SAP Integrated Business Planning (IBP) or SAP Advanced Planning and Optimization (APO) modules. This error indicates that a particular function or process is currently locked because another user is executing a competitive function that prevents access to the resource.
  
  Cause:
  
  Concurrent Execution: The error arises when two or more users attempt to execute functions that are mutually exclusive or that require access to the same data or resources simultaneously.
  Locking Mechanism: SAP uses a locking mechanism to ensure data integrity. When a user starts a process, it locks certain functions or data to prevent other users from making conflicting changes.
  Long-Running Processes: If a process takes a long time to complete, it can lead to other users being unable to access the function until the lock is released.
  
  
  Solution:
  
  Wait and Retry: The