How To Fix /SAPAPO/OM_TS038 - Pattern chain is still being used

SAP Error Message - Details

• Message type: E = Error

• Message class: /SAPAPO/OM_TS -

• Message number: 038

• Message text: Pattern chain is still being used

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message /SAPAPO/OM_TS038 - Pattern chain is still being used ?

  The SAP error message /SAPAPO/OM_TS038 Pattern chain is still being used typically occurs in the context of SAP Advanced Planning and Optimization (APO) when you attempt to delete or change a pattern chain that is currently in use. This can happen if there are active planning processes or transactions that reference the pattern chain.
  Cause:
  
  Active Planning Processes: The pattern chain is being used in active planning runs, such as heuristics, optimization, or other planning processes.
  Dependencies: There may be dependencies on the pattern chain from other planning objects or processes.
  Locking Mechanism: SAP uses a locking mechanism to prevent changes to objects that are currently in use, which can lead to this error.
  
  Solution:
  To resolve this error, you can follow these steps:
  
  
  Check Active Processes:
  
  Identify any active planning processes that might be using the pattern chain. You can do this by checking the background jobs or active sessions in the SAP system.
  Use transaction codes like SM37 (Job Monitoring) to see if there are any jobs running that reference the pattern chain.
  
  
  
  Terminate or Wait:
  
  If you find any active jobs or processes using the pattern chain, you can either wait for them to complete or terminate them if they are no longer needed (ensure this is done with caution).
  
  
  
  Check Dependencies:
  
  Review any dependencies or references to the pattern chain in other planning objects. This may include checking for any planning books, data views, or other configurations that might be linked to the pattern chain.
  
  
  
  Use Transaction /SAPAPO/OM_PCH:
  
  You can use the transaction /SAPAPO/OM_PCH to manage pattern chains. This transaction allows you to view the usage of pattern chains and may provide additional insights into why the chain cannot be deleted or modified.
  
  
  
  Consult Documentation:
  
  Review SAP documentation or notes related to pattern chains and their management in APO for any specific guidelines or best practices.
  
  
  
  Contact SAP Support:
  
  If the issue persists and you cannot identify the cause, consider reaching out to SAP support for assistance. They may provide additional insights or solutions based on your specific system configuration.
  
  
  
  Related Information:
  
  Pattern Chains: In SAP APO, pattern chains are used to define sequences of planning steps or heuristics that can be executed in a specific order.
  Transaction Codes: Familiarize yourself with relevant transaction codes such as /SAPAPO/OM_PCH for managing pattern chains and SM37 for monitoring jobs.
  SAP Notes: Check for any relevant SAP Notes that may address known issues or provide patches related to this error message.
  
  By following these steps, you should be able to identify the cause of the error and take appropriate action to resolve it.