How To Fix CY764 - Order & operation &: Work center & is not allowed (Resource selection)

SAP Error Message - Details

• Message type: E = Error

• Message class: CY - Capacity Requirements Planning

• Message number: 764

• Message text: Order & operation &: Work center & is not allowed (Resource selection)

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message CY764 - Order & operation &: Work center & is not allowed (Resource selection) ?

  The SAP error message CY764 indicates that there is an issue with the resource selection for a specific work center in the context of an order and operation. This error typically arises when the system is unable to assign a work center to an operation due to configuration or master data issues.
  Causes of Error CY764
  
  
  Work Center Configuration: The work center may not be properly configured for the specific order type or production process. This could include missing parameters or incorrect settings.
  
  
  Resource Selection Criteria: The resource selection criteria defined in the routing or production order may not allow the selected work center. This can happen if the work center is not valid for the operation being processed.
  
  
  Work Center Status: The work center may be set to a status that does not allow it to be used for production (e.g., inactive or locked).
  
  
  Capacity Planning: If the work center has reached its capacity limits, it may not be available for new operations.
  
  
  Master Data Issues: There may be inconsistencies or missing data in the master data related to the work center, such as missing valid periods or incorrect assignment to the plant.
  
  
  Solutions to Error CY764
  
  
  Check Work Center Configuration:
  
  Go to the work center configuration in SAP (Transaction code CR01 or CR02) and verify that the work center is correctly set up for the intended operations.
  Ensure that the work center is assigned to the correct plant and has the necessary parameters defined.
  
  
  
  Review Resource Selection Criteria:
  
  Check the routing or production order to ensure that the work center is valid for the operation. You may need to adjust the routing or the order to include the correct work center.
  
  
  
  Verify Work Center Status:
  
  Check the status of the work center to ensure it is active and available for use. If it is inactive, you may need to reactivate it.
  
  
  
  Capacity Planning:
  
  Review the capacity planning for the work center to ensure it has available capacity for the operation. If it is at capacity, consider adjusting the scheduling or using an alternative work center.
  
  
  
  Check Master Data:
  
  Ensure that all relevant master data for the work center is complete and accurate. This includes checking valid periods, assignments, and any other relevant settings.
  
  
  
  Consult Documentation:
  
  Refer to SAP documentation or help resources for additional guidance on work center configuration and resource selection.
  
  
  
  Related Information
  
  
  Transaction Codes:
  
  CR01/CR02: Create/Change Work Center
  CA01/CA02: Create/Change Routing
  CO01/CO02: Create/Change Production Order
  
  
  
  SAP Notes: Check for any relevant SAP Notes that may address specific issues related to this error message.
  
  
  User Roles and Authorizations: Ensure that the user has the necessary authorizations to access and modify work center and routing data.
  
  
  By following these steps, you should be able to identify the root cause of the CY764 error and implement the necessary corrections to resolve it.