How To Fix RU026 - Operation &1 of sequence &2 cannot be confirmed

SAP Error Message - Details

• Message type: E = Error

• Message class: RU - Messages for order completion confirmation

• Message number: 026

• Message text: Operation &1 of sequence &2 cannot be confirmed

What causes this issue?

You have tried to confirm an operation which, according to its control
key, cannot be confirmed.

How to fix this error?

There are two options:
Enter a different operation.
Change the control key of the operation.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message RU026 - Operation &1 of sequence &2 cannot be confirmed ?

  The SAP error message RU026 indicates that there is an issue with confirming an operation in a production order or a sequence of operations. This error typically arises in the context of production planning and execution, particularly when dealing with routing and operations in the SAP system.
  Cause:
  The error message "RU026 Operation &1 of sequence &2 cannot be confirmed" can be caused by several factors, including:
  
  
  Operation Status: The operation you are trying to confirm may not be in a status that allows confirmation. For example, it might be marked as "not started" or "completed" already.
  
  
  Missing Data: Required data for the operation confirmation may be missing, such as quantities, work center assignments, or other relevant information.
  
  
  Incorrect Sequence: The sequence number may not correspond to the expected operation in the routing, or the operation may not be valid for confirmation.
  
  
  System Configuration: There may be configuration issues in the production order or routing setup that prevent the operation from being confirmed.
  
  
  User Authorizations: The user may not have the necessary authorizations to confirm the operation.
  
  
  Solution:
  To resolve the RU026 error, you can take the following steps:
  
  
  Check Operation Status: Verify the status of the operation in the production order. Ensure that it is in a state that allows confirmation.
  
  
  Review Required Data: Ensure that all necessary data for the operation confirmation is filled out correctly. This includes checking quantities, work center, and any other relevant fields.
  
  
  Validate Sequence and Operation: Confirm that the sequence number and operation number you are trying to confirm are correct and correspond to the routing defined in the system.
  
  
  Check Configuration: Review the configuration settings for the production order and routing to ensure they are set up correctly.
  
  
  User Authorizations: Ensure that the user attempting to confirm the operation has the necessary authorizations to perform this action.
  
  
  Consult Documentation: Refer to SAP documentation or help resources for additional guidance on the specific operation and confirmation process.
  
  
  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: Familiarize yourself with relevant transaction codes such as CO11N (Single Screen Entry of Confirmations) or CO15 (Confirmation of Production Orders).
  SAP Notes: Check for any SAP Notes related to this error message for potential patches or updates that may address the issue.
  Training and Documentation: Review training materials or documentation related to production order confirmations and routing in SAP to ensure proper understanding and usage.
  
  By following these steps, you should be able to identify and resolve the cause of the RU026 error in your SAP system.