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

/SCWM/DLV_SERIAL321 - Overview

• 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.

Unfortunately, there isn't any extra information in this error notice.

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/SCWM/DLV_SERIAL321 - Details

• 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