How To Fix /SCWM/GM766 - Specification of serial numbers is not allowed

SAP Error Message - Details

• Message type: E = Error

• Message class: /SCWM/GM -

• Message number: 766

• Message text: Specification of serial numbers is not allowed

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message /SCWM/GM766 - Specification of serial numbers is not allowed ?

  The SAP error message /SCWM/GM766 Specification of serial numbers is not allowed typically occurs in the context of warehouse management and inventory handling in SAP Extended Warehouse Management (EWM). This error indicates that the system does not allow the specification of serial numbers for the particular operation you are trying to perform.
  Causes:
  
  Configuration Settings: The system may be configured in such a way that serial number management is not enabled for the specific product or warehouse.
  Document Type Restrictions: The document type you are using may not support serial number handling.
  Product Master Data: The material master for the product may not have serial number management activated.
  Warehouse Process Type: The process type being used may not allow for serial number specification.
  Stock Type: The stock type (e.g., unrestricted, quality inspection) may not support serial number assignment.
  
  Solutions:
  
  
  Check Material Master: Ensure that the material master for the product has serial number management activated. You can do this by navigating to the material master record and checking the relevant views.
  
  
  Review Warehouse Configuration: Check the configuration settings in the warehouse management module to ensure that serial number management is enabled for the relevant warehouse and product.
  
  
  Document Type Settings: Verify the settings for the document type you are using. Ensure that it allows for serial number handling.
  
  
  Process Type Review: If you are using a specific warehouse process type, check its configuration to see if it allows for serial number specification.
  
  
  Stock Type Verification: Ensure that the stock type you are working with supports serial number management.
  
  
  Consult SAP Notes: Check for any relevant SAP Notes or documentation that may provide additional insights or updates regarding this error.
  
  
  Related Information:
  
  Transaction Codes: You may need to use transaction codes like MM02 (Change Material) to check the material master or SPRO to access configuration settings.
  SAP EWM Documentation: Refer to the official SAP EWM documentation for detailed information on serial number management and warehouse processes.
  User Authorization: Ensure that you have the necessary authorizations to perform operations involving serial numbers.
  
  If the issue persists after checking the above points, it may be beneficial to consult with your SAP support team or a functional consultant who specializes in SAP EWM for further assistance.