How To Fix CM020 - No other task list exists for material &.

SAP Error Message - Details

• Message type: E = Error

• Message class: CM - Task list messages: Material component allocations

• Message number: 020

• Message text: No other task list exists for material &.

Self-Explanatory Message

Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of messages in the SAP system have a message text, however this is frequently insufficient to comprehend or resolve the problem.

To make things easier, more detailed information is frequently added to describe the issue, how to fix it, and the necessary steps or configuration modifications.

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Smart SAP Assistant

• What is the cause and solution for SAP error message CM020 - No other task list exists for material &. ?

  The SAP error message CM020 ("No other task list exists for material &.") typically occurs in the context of production planning and control when the system is unable to find a valid task list for a specific material. This can happen for various reasons, and understanding the cause is essential for resolving the issue.
  Causes:
  
  Missing Task List: The most common cause is that there is no task list (routing) defined for the specified material in the system.
  Incorrect Material Type: The material may not be of a type that requires a task list, or it may not be set up correctly in the material master.
  Task List Status: The task list may exist but could be inactive or not assigned to the relevant plant or production version.
  Plant Assignment: The task list may not be assigned to the plant where the production order is being created.
  Versioning Issues: If the material has multiple versions, the system may not find the appropriate version of the task list.
  
  Solutions:
  
  
  Create or Update Task List:
  
  Navigate to the task list creation transaction (e.g., CA01 for routing).
  Ensure that a valid task list exists for the material in question.
  If it does not exist, create a new task list and ensure it is correctly configured.
  
  
  
  Check Material Master:
  
  Go to the material master (transaction MM03) and verify that the material type is appropriate and that it is set up correctly.
  Ensure that the material is assigned to the correct plant.
  
  
  
  Check Task List Status:
  
  Use transaction CA03 to display the task list and check its status.
  Ensure that the task list is active and assigned to the correct production version.
  
  
  
  Assign Task List to Plant:
  
  If the task list exists but is not assigned to the relevant plant, you may need to assign it using transaction CA01 or CA02.
  
  
  
  Check Production Version:
  
  If applicable, ensure that the production version is correctly defined and linked to the task list.
  
  
  
  Consult Documentation:
  
  Review SAP documentation or help files for additional context on task lists and their configuration.
  
  
  
  Related Information:
  
  Transaction Codes:
  
  CA01: Create Routing
  CA02: Change Routing
  CA03: Display Routing
  MM03: Display Material Master
  
  
  SAP Notes: Check for any relevant SAP Notes that may address specific issues related to task lists and error CM020.
  User Roles: Ensure that the user has the necessary permissions to create or modify task lists and material masters.
  
  By following these steps, you should be able to identify the cause of the CM020 error and implement the appropriate solution. If the issue persists, consider reaching out to your SAP support team for further assistance.