How To Fix /SCMTMS/TRQ438 - Existing confirmation data overwritten

/SCMTMS/TRQ438 - Overview

• Message type: E = Error

• Message class: /SCMTMS/TRQ -

• Message number: 438

• Message text: Existing confirmation data overwritten

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/TRQ438 - Existing confirmation data overwritten ?

  The SAP error message /SCMTMS/TRQ438 Existing confirmation data overwritten typically occurs in the context of SAP Transportation Management (TM) when there is an attempt to create or update a confirmation for a transportation request or shipment, and the system detects that there is already existing confirmation data for that particular request or shipment.
  
  Cause:
  
  Duplicate Confirmation: The error is triggered when a new confirmation is being created for a transportation request or shipment that already has existing confirmation data.
  Data Integrity: SAP enforces data integrity rules to prevent overwriting existing confirmations, which could lead to inconsistencies in the transportation process.
  Incorrect Process Flow: The user may be following an incorrect process flow that leads to attempting to confirm a request that has already been confirmed.
  
  
  Solution:
  
  Check Existing Confirmations: Before creating a new confirmation, check if there are existing confirmations for the transportation request or shipment. You can do this by navigating to the relevant transaction