How To Fix CP379 - No valid sequence for referenced task list or work center op. set &1 &2

SAP Error Message - Details

• Message type: E = Error

• Message class: CP - Task list messages: Core data

• Message number: 379

• Message text: No valid sequence for referenced task list or work center op. set &1 &2

What causes this issue?

The task list, which should be copied to the order, contains a
reference to a task list that does not have a valid sequence.

System Response

The referenced plan is not copied to the order.

How to fix this error?

Check whether the referenced task list should be copied to the order.
If necessary create a valid serquence.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message CP379 - No valid sequence for referenced task list or work center op. set &1 &2 ?

  The SAP error message CP379 "No valid sequence for referenced task list or work center op. set &1 &2" typically occurs in the context of production planning and control, particularly when dealing with task lists, work centers, and operations in SAP's production module (PP).
  Cause:
  This error can arise due to several reasons:
  
  
  Missing or Incorrect Task List: The task list referenced in the operation may not exist, or it may not be correctly defined in the system.
  
  
  Invalid Work Center: The work center specified in the operation may not be valid or may not have the necessary configurations.
  
  
  Sequence Issues: The sequence of operations defined in the task list may not be valid or may not match the expected sequence for the work center.
  
  
  Routing Issues: The routing associated with the production order may not be correctly set up, leading to inconsistencies in the operation sequence.
  
  
  Master Data Issues: There may be issues with the master data related to the materials, work centers, or task lists.
  
  
  Solution:
  To resolve the CP379 error, you can take the following steps:
  
  
  Check Task List:
  
  Verify that the task list referenced in the operation exists and is correctly defined.
  Ensure that the task list is active and has the correct operations defined.
  
  
  
  Validate Work Center:
  
  Check the work center specified in the operation. Ensure it is valid and properly configured.
  Make sure the work center is assigned to the correct plant and has the necessary capacities defined.
  
  
  
  Review Operation Sequence:
  
  Look at the sequence of operations in the task list and ensure they are in the correct order.
  If necessary, adjust the sequence to match the expected flow of operations.
  
  
  
  Check Routing:
  
  Review the routing associated with the production order to ensure it is correctly set up and matches the task list.
  Make sure that the routing is assigned to the correct material and plant.
  
  
  
  Master Data Review:
  
  Check the master data for any inconsistencies or missing information related to materials, work centers, or task lists.
  Ensure that all relevant data is up to date and correctly maintained.
  
  
  
  Consult Documentation:
  
  Refer to SAP documentation or help resources for additional guidance on task lists, work centers, and production planning.
  
  
  
  Related Information:
  
  Transaction Codes: You may use transaction codes like CA03 (Display Routing), CR01 (Create Routing), CR02 (Change Routing), C202 (Display Work Center), and C201 (Create Work Center) to manage and review task lists and work centers.
  SAP Notes: Check for any relevant SAP Notes that may address known issues or provide additional troubleshooting steps related to this error.
  User Roles: Ensure that you have the necessary authorizations to view and modify task lists and work centers.
  
  By following these steps, you should be able to identify the root cause of the CP379 error and implement the necessary corrections to resolve it.