How To Fix COSE079 - Sequence &, operation &, PRT &: Reference date & invalid

SAP Error Message - Details

• Message type: E = Error

• Message class: COSE - Change Production Order

• Message number: 079

• Message text: Sequence &, operation &, PRT &: Reference date & invalid

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message COSE079 - Sequence &, operation &, PRT &: Reference date & invalid ?

  The SAP error message COSE079 indicates that there is an issue with the reference date for a Production Resource Tool (PRT) in a sequence operation. This error typically arises in the context of production planning and execution, particularly when dealing with operations that involve PRTs.
  Cause:
  The error message COSE079 can occur due to several reasons:
  
  Invalid Reference Date: The reference date provided for the operation or PRT is not valid. This could be due to the date being in the past or outside the expected range for the operation.
  Configuration Issues: There may be configuration issues in the production order or routing that do not align with the PRT settings.
  Missing Data: Required data for the operation or PRT may be missing or incorrectly set up in the system.
  Status of PRT: The PRT may not be available or may be in a status that does not allow it to be used for the specified operation.
  
  Solution:
  To resolve the COSE079 error, you can take the following steps:
  
  Check Reference Date: Verify the reference date for the operation and ensure it is valid. Adjust the date if necessary.
  Review PRT Assignment: Ensure that the PRT is correctly assigned to the operation and that it is available for use.
  Validate Configuration: Check the configuration settings for the production order and routing to ensure they are correctly set up.
  Check PRT Status: Ensure that the PRT is in a status that allows it to be used. If it is not available, you may need to change its status or select a different PRT.
  Consult Documentation: Review SAP documentation or help resources for any specific guidelines related to the PRT and operation setup.
  
  Related Information:
  
  Transaction Codes: You may need to use transaction codes such as CO02 (Change Production Order) or CO03 (Display Production Order) to review and modify the production order details.
  SAP Notes: Check for any relevant SAP Notes that may address known issues or provide additional guidance related to this error message.
  User Roles and Permissions: Ensure that you have the necessary permissions to make changes to the production order and PRT assignments.
  
  If the issue persists after following these steps, it may be beneficial to consult with your SAP support team or a functional consultant who specializes in production planning and execution.