How To Fix REORPO037 - Occupant &1 is already being processed in move plan &2

SAP Error Message - Details

• Message type: E = Error

• Message class: REORPO - Messages for Continuous Occupancy and Move Planning

• Message number: 037

• Message text: Occupant &1 is already being processed in move plan &2

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message REORPO037 - Occupant &1 is already being processed in move plan &2 ?

  The SAP error message REORPO037 indicates that a specific occupant (which could refer to a storage bin, material, or other entity) is already being processed in a move plan. This typically occurs in the context of warehouse management or inventory management when there are conflicting operations trying to access the same occupant simultaneously.
  Cause:
  
  Concurrent Processing: The most common cause of this error is that there are multiple transactions or processes trying to access or modify the same occupant at the same time. For example, if one user is trying to move a material while another user is also trying to process the same material in a different move plan.
  Locking Mechanism: SAP uses a locking mechanism to prevent data inconsistencies. If an occupant is locked by one process, other processes will not be able to access it until the lock is released.
  System Configuration: There may be configuration settings in the warehouse management module that are causing conflicts.
  
  Solution:
  
  Check Active Processes: Identify if there are any active processes that are currently using the occupant in question. You can do this by checking the transaction logs or using transaction codes like SM12 (to check for locks) or SM21 (to check system logs).
  Wait and Retry: If the occupant is being processed by another transaction, you may need to wait until that transaction is completed before trying again.
  Release Locks: If you find that a lock is held unnecessarily (for example, due to a user session that has not been properly closed), you may need to release the lock manually using transaction SM12. However, be cautious with this approach as it can lead to data inconsistencies if not handled properly.
  Review Move Plans: Check the move plans involved to ensure that they are not overlapping in a way that causes conflicts. You may need to adjust the plans or the timing of the operations.
  Consult Documentation: Review SAP documentation or notes related to this error message for any specific recommendations or patches that may address the issue.
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as:
  
  SM12: To view and manage locks.
  SM21: To view system logs.
  LX02: To check stock in the warehouse.
  
  
  SAP Notes: Search for SAP Notes related to REORPO037 for any known issues or fixes.
  User Training: Ensure that users are trained on how to manage move plans and understand the implications of concurrent processing in the system.
  
  If the issue persists after trying the above solutions, it may be beneficial to consult with your SAP support team or a technical consultant who can provide deeper insights into the specific configuration and usage of your SAP system.