How To Fix COSE088 - Sequence &, operation &, PRT &: Specify a control key

SAP Error Message - Details

• Message type: E = Error

• Message class: COSE - Change Production Order

• Message number: 088

• Message text: Sequence &, operation &, PRT &: Specify a control key

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message COSE088 - Sequence &, operation &, PRT &: Specify a control key ?

  The SAP error message COSE088 indicates that a control key is required for a specific operation in a Production Resource Tool (PRT) scenario. This error typically arises in the context of production planning and control, particularly when working with production orders or PRTs in SAP.
  Cause:
  The error occurs when:
  
  A production operation is defined without an associated control key.
  The control key is necessary for the system to understand how to process the operation, including scheduling, costing, and execution.
  The control key may not have been assigned in the routing or the production order.
  
  Solution:
  To resolve the COSE088 error, you can take the following steps:
  
  
  Check the Routing:
  
  Go to the routing associated with the production order.
  Ensure that each operation has a control key assigned. You can do this by navigating to the routing in transaction code CA03 (Display Routing) or CA02 (Change Routing).
  If the control key is missing, you can add it to the operation.
  
  
  
  Check the Production Order:
  
  If the routing is correct, check the production order using transaction code CO03 (Display Production Order).
  Ensure that the operations in the production order reference the correct routing and that the control key is populated.
  
  
  
  Define Control Keys:
  
  If you need to create or modify control keys, you can do this in transaction code OPL8 (Define Control Keys).
  Ensure that the control key is configured correctly to meet your production requirements.
  
  
  
  Review PRT Assignment:
  
  If the error is related to a PRT, ensure that the PRT is correctly assigned to the operation and that the control key is compatible with the PRT usage.
  
  
  
  Consult Documentation:
  
  Review SAP documentation or help files related to control keys and PRTs for additional context and best practices.
  
  
  
  Related Information:
  
  Control Keys: Control keys in SAP define how operations are processed in production. They determine aspects such as whether an operation is relevant for costing, scheduling, and whether it can be confirmed.
  PRT (Production Resource Tool): PRTs are tools, equipment, or resources that are used in production processes. They can be assigned to operations in production orders to track their usage.
  Transaction Codes:
  
  CA03: Display Routing
  CA02: Change Routing
  CO03: Display Production Order
  OPL8: Define Control Keys
  
  
  
  By following these steps, you should be able to resolve the COSE088 error and ensure that your production operations are correctly configured in SAP.