How To Fix /SAPAPO/MSNP_COS591 - Cost function &1 in use (Not possible to delete)

/SAPAPO/MSNP_COS591 - Overview

• Message type: E = Error

• Message class: /SAPAPO/MSNP_COS -

• Message number: 591

• Message text: Cost function &1 in use (Not possible to delete)

Self-Explanatory Message

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/SAPAPO/MSNP_COS591 - Details

• The SAP error message /SAPAPO/MSNP_COS591 Cost function &1 in use (Not possible to delete) typically occurs in the context of SAP Advanced Planning and Optimization (APO) when you attempt to delete a cost function that is currently in use or has dependencies.
  
  Cause:
  
  Active Usage: The cost function you are trying to delete is currently being used in one or more planning scenarios, or it is linked to other objects (like planning books, data views, etc.).
  Dependencies: There may be dependencies on the cost function from other processes or configurations within the APO system.
  Locking Mechanism: The system may have a locking mechanism that prevents the deletion of objects that are actively being referenced.
  
  
  Solution:
  
  
  Check Usage: Before attempting to delete the cost function, check where it is being used. You can do this by:
  
  Reviewing the planning books and data views that reference the cost function.
  Checking any active planning scenarios that might be utilizing the cost