How To Fix /SCMTMS/TOR643 - Freight unit item &1 is already assigned to another item

/SCMTMS/TOR643 - Overview

• Message type: E = Error

• Message class: /SCMTMS/TOR -

• Message number: 643

• Message text: Freight unit item &1 is already assigned to another item

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 /SCMTMS/TOR643 - Freight unit item &1 is already assigned to another item ?

  The SAP error message /SCMTMS/TOR643 indicates that a freight unit item is already assigned to another item, which typically occurs in the context of Transportation Management (TM) within SAP. This error can arise during various processes, such as when trying to assign a freight unit to a transportation order or when attempting to modify an existing assignment.
  
  Cause:
  
  Duplicate Assignment: The freight unit item you are trying to assign is already linked to another transportation order or freight unit.
  System Locking: The item may be locked by another user or process, preventing you from making changes.
  Data Integrity Issues: There may be inconsistencies in the data, such as incorrect references or incomplete transactions.
  
  
  Solution:
  
  
  Check Existing Assignments: 
  
  Use transaction codes like /SCMTMS/FU (Freight Unit) or /SCMTMS/TO (Transportation Order) to check the current assignments of the freight unit item in question.
  Identify if the freight unit is indeed assigned to another transportation order.
  
  
  
  Release Locks: 
  
  If the item is