How To Fix COSE078 - Sequence &, operation &, PRT &: Specify reference dates start and end

SAP Error Message - Details

• Message type: E = Error

• Message class: COSE - Change Production Order

• Message number: 078

• Message text: Sequence &, operation &, PRT &: Specify reference dates start and end

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message COSE078 - Sequence &, operation &, PRT &: Specify reference dates start and end ?

  The SAP error message COSE078 typically occurs in the context of Production Resource Tools (PRT) when there is an issue with the reference dates for a sequence operation. This error indicates that the system requires you to specify both the start and end reference dates for the operation in question.
  Cause:
  The error is triggered when:
  
  A sequence operation is being processed without the necessary reference dates being defined.
  The reference dates are either missing or incorrectly set in the system for the specified operation and PRT.
  
  Solution:
  To resolve the COSE078 error, you can follow these steps:
  
  
  Check the Sequence Operation:
  
  Navigate to the sequence operation in question and verify that it is correctly defined.
  Ensure that the operation is active and properly linked to the relevant production order.
  
  
  
  Specify Reference Dates:
  
  Go to the details of the sequence operation and look for fields related to reference dates.
  Enter the required start and end reference dates. These dates typically indicate the planned start and finish times for the operation.
  
  
  
  Review PRT Settings:
  
  Ensure that the PRT (Production Resource Tool) is correctly configured and associated with the operation.
  Check if the PRT has any specific date requirements that need to be fulfilled.
  
  
  
  Validate Data Entry:
  
  Make sure that the dates entered are valid and fall within the expected range for the production order.
  Confirm that there are no conflicts with other operations or resources.
  
  
  
  Consult Documentation:
  
  If you are unsure about the required fields or settings, refer to the SAP documentation or help resources related to PRT and sequence operations.
  
  
  
  Contact Support:
  
  If the issue persists after checking the above points, consider reaching out to your SAP support team or consulting with an SAP expert for further assistance.
  
  
  
  Related Information:
  
  Transaction Codes: You may need to use transaction codes like CO02 (Change Production Order) or CO03 (Display Production Order) to access and modify the relevant operations.
  SAP Notes: Check for any relevant SAP Notes that might address known issues or provide additional guidance on handling this error.
  User Roles: Ensure that you have the necessary permissions to make changes to production orders and sequence operations.
  
  By following these steps, you should be able to resolve the COSE078 error and successfully specify the required reference dates for your sequence operation.