How To Fix /SAPAPO/OM605 - Different setup keys for activities with locked activity chain

SAP Error Message - Details

• Message type: E = Error

• Message class: /SAPAPO/OM -

• Message number: 605

• Message text: Different setup keys for activities with locked activity chain

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message /SAPAPO/OM605 - Different setup keys for activities with locked activity chain ?

  The SAP error message /SAPAPO/OM605 indicates that there are different setup keys for activities within a locked activity chain in the Advanced Planning and Optimization (APO) module. This typically occurs when you are trying to execute a planning operation (like a heuristic or optimization run) on an activity chain that has been locked, and the system detects inconsistencies in the setup keys for the activities involved.
  Cause:
  
  Different Setup Keys: The error arises when the activities in the locked activity chain have different setup keys. Setup keys are used to define the conditions under which a setup is required for production activities.
  Locked Activity Chain: The activity chain is locked, which means that no changes can be made to it while it is being processed. If the setup keys for the activities are not consistent, the system cannot proceed with the operation.
  Configuration Issues: There may be configuration issues in the APO system that lead to the setup keys being defined differently for the same activities.
  
  Solution:
  
  Check Setup Keys: Review the setup keys for the activities in the locked activity chain. Ensure that they are consistent across all activities. You can do this by navigating to the relevant planning book or using transaction codes related to activity chains.
  Unlock the Activity Chain: If necessary, unlock the activity chain to make changes. This can be done through the appropriate transaction in SAP APO. However, be cautious when unlocking, as it may affect ongoing planning processes.
  Adjust Configuration: If the setup keys are defined incorrectly, you may need to adjust the configuration settings in the APO system. This could involve changing the setup key definitions in the master data or configuration settings.
  Recreate the Activity Chain: If the issue persists, consider recreating the activity chain with consistent setup keys from the beginning.
  Consult Documentation: Refer to SAP documentation or notes related to this error message for any specific guidelines or updates that may apply to your version of SAP APO.
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as /SAPAPO/OM01 (for activity chains) and /SAPAPO/OM02 (for setup keys).
  SAP Notes: Check for any SAP Notes that may address this specific error or provide additional troubleshooting steps.
  User Forums: Engage with SAP community forums or user groups where similar issues may have been discussed, as they can provide insights and solutions from other users' experiences.
  
  By following these steps, you should be able to resolve the error and ensure that your activity chains are set up correctly for planning operations in SAP APO.