How To Fix /SCWM/SERIAL128 - Serial number &1 is already assigned to another UII (&2)

/SCWM/SERIAL128 - Overview

• Message type: E = Error

• Message class: /SCWM/SERIAL -

• Message number: 128

• Message text: Serial number &1 is already assigned to another UII (&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/SERIAL128 - Details

• The SAP error message /SCWM/SERIAL128 indicates that a serial number you are trying to assign to a Unique Item Identifier (UII) is already assigned to another UII. This typically occurs in the context of warehouse management and inventory processes where serial numbers are used to track individual items.
  
  Cause:
  
  Duplicate Assignment: The serial number you are trying to assign has already been assigned to a different UII in the system.
  Data Entry Error: There may have been a mistake in data entry, leading to the attempt to assign the same serial number to multiple items.
  System Configuration: The system may not be configured correctly to handle serial numbers, leading to conflicts.
  Integration Issues: If there are integrations with other systems (like external warehouse management systems), they may not be synchronized properly, causing duplicate serial number assignments.
  
  
  Solution:
  
  Check Serial Number Assignment: Verify the current assignment of the serial number in the system. You can do this by