How To Fix CY746 - Order & operation &: Work center was changed manually

SAP Error Message - Details

• Message type: E = Error

• Message class: CY - Capacity Requirements Planning

• Message number: 746

• Message text: Order & operation &: Work center was changed manually

What causes this issue?

The operation was manually dispatched to work center &V4& or
rescheduled to it.
The operation was originally to be processed at the work center &V3& or
it was previously dispatched to the work center &V3&.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message CY746 - Order & operation &: Work center was changed manually ?

  The SAP error message CY746 ("Order & operation &: Work center was changed manually") typically occurs in the context of production orders or operations within the SAP system, particularly in the Production Planning (PP) or Controlling (CO) modules. This error indicates that there has been a manual change to the work center assigned to a specific operation in a production order, which is not allowed under certain conditions.
  Cause:
  
  Manual Changes: The work center for an operation was changed manually in the production order, which may conflict with the system's settings or the order's status.
  Status of the Order: The production order may be in a status that does not allow changes to the work center (e.g., if the order is already released or in process).
  Configuration Settings: There may be configuration settings in the system that restrict changes to work centers after certain actions have been taken on the order.
  Dependencies: The work center may have dependencies or relationships with other components (like routing or BOM) that prevent changes.
  
  Solution:
  
  Check Order Status: Verify the status of the production order. If the order is released or in process, you may need to set it back to a status that allows changes (if applicable).
  Revert Changes: If the change was made in error, revert the work center back to its original value.
  Review Configuration: Check the configuration settings in the SAP system related to work center changes. This may involve consulting with your SAP configuration team or reviewing the relevant customizing settings.
  Use Transaction Codes: Use transaction codes like CO02 (Change Production Order) to review and modify the order as needed, ensuring that you follow the correct procedures for making changes.
  Consult Documentation: Review SAP documentation or help files for specific guidelines on handling work center changes in production orders.
  User Authorization: Ensure that the user making the changes has the necessary authorizations to modify work centers in production orders.
  
  Related Information:
  
  SAP Notes: Check SAP Notes for any known issues or patches related to this error message. SAP Notes can provide specific guidance or fixes for known problems.
  Training and Documentation: Ensure that users are trained on the proper procedures for modifying production orders and understand the implications of changing work centers.
  Support: If the issue persists, consider reaching out to your SAP support team or consulting with SAP experts for further assistance.
  
  By following these steps, you should be able to address the CY746 error and understand the implications of changing work centers in SAP production orders.