How To Fix /SCWM/DLV_SERIAL321 - Unique item identifier &1 is assigned to delivery &2

SAP Error Message - Details

• Message type: E = Error

• Message class: /SCWM/DLV_SERIAL -

• Message number: 321

• Message text: Unique item identifier &1 is assigned to delivery &2

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 /SCWM/DLV_SERIAL321 - Unique item identifier &1 is assigned to delivery &2 ?

  The SAP error message /SCWM/DLV_SERIAL321 indicates that there is a conflict with the unique item identifier (serial number) assigned to a delivery. Specifically, it means that the serial number you are trying to assign to a delivery is already assigned to another delivery in the system. This can occur in scenarios where serial numbers are used to track individual items, and each serial number must be unique across deliveries.
  Cause:
  
  Duplicate Serial Number Assignment: The serial number you are trying to use is already linked to another delivery.
  Incorrect Data Entry: There may have been a mistake in entering the serial number, leading to an attempt to assign a serial number that is already in use.
  System Configuration Issues: There may be issues with how serial numbers are managed in the system, such as incorrect settings in the material master or delivery configuration.
  
  Solution:
  
  Check Existing Deliveries: Verify if the serial number is indeed assigned to another delivery. You can do this by checking the delivery documents in the system.
  Use a Different Serial Number: If the serial number is already in use, you will need to use a different, unique serial number for the delivery.
  Correct Data Entry: If you believe the serial number should not be in use, double-check your data entry for any mistakes.
  Review Serial Number Management Settings: Ensure that the settings for serial number management in the material master and delivery configuration are correct. This may involve consulting with your SAP configuration team.
  Consult SAP Notes: Check for any relevant SAP Notes that may address this issue or provide additional guidance.
  
  Related Information:
  
  Transaction Codes: You may use transaction codes like VL03N (Display Outbound Delivery) or VL02N (Change Outbound Delivery) to investigate the deliveries associated with the serial number.
  Serial Number Management: Familiarize yourself with how serial numbers are managed in SAP, including the configuration settings in the material master and the handling of serial numbers in logistics processes.
  Documentation: Refer to SAP documentation or help files for more detailed information on serial number management and error handling.
  
  If the issue persists after trying the above solutions, it may be beneficial to involve your SAP support team or consult with SAP support for further assistance.