C2291 - Order &1, sequence &2 exists twice in operation &3 &4

SAP Error Message - Details

• Message type: E = Error

• Message class: C2 - Other messages production orders

• Message number: 291

• Message text: Order &1, sequence &2 exists twice in operation &3 &4

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 C2291 - Order &1, sequence &2 exists twice in operation &3 &4 ?

  The SAP error message C2291 indicates that there is a duplicate entry for an order and sequence number in a specific operation within a production order or process order. This typically occurs in the context of production planning and control, where operations are defined for manufacturing processes.
  Cause:
  
  Duplicate Entries: The most common cause of this error is that the same order and sequence number have been assigned to multiple operations within the same production order. This can happen due to manual data entry errors or issues during the order creation process.
  Data Migration Issues: If data has been migrated from another system or if there have been changes in the configuration, it may lead to inconsistencies in the order data.
  System Bugs: Occasionally, this error can arise from bugs or issues in the SAP system itself, particularly if there have been recent updates or changes.
  
  Solution:
  
  Check for Duplicates: Review the operations in the production order to identify any duplicate entries for the specified order and sequence number. You can do this by navigating to the production order in transaction codes like CO02 (Change Production Order) or CO03 (Display Production Order).
  Correct the Data: If duplicates are found, you will need to correct the data by either deleting the duplicate operation or adjusting the sequence numbers to ensure that each operation has a unique sequence.
  Recreate the Order: In some cases, if the order is significantly corrupted, it may be easier to delete the order and recreate it from scratch.
  Check Configuration: Ensure that the configuration settings for the production order and operations are correct and that there are no settings that could lead to duplicate entries.
  Consult SAP Notes: Check the SAP Support Portal for any relevant notes or patches that may address this specific error, especially if it is a known issue with a particular version of SAP.
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with transaction codes like CO02, CO03, and CO01 (Create Production Order) for managing production orders.
  SAP Documentation: Review SAP documentation related to production order management and operation sequences for best practices and guidelines.
  User Exits and BAdIs: If you have custom developments, check if there are any user exits or BAdIs that might be affecting the creation of operations in production orders.
  Testing: After making corrections, test the changes in a development or quality assurance environment before applying them to the production system.
  
  If the issue persists after following these steps, it may be beneficial to engage with your SAP support team or consult with an SAP expert for further assistance.