How To Fix 0T303 - Update the transport route configuration

0T303 - Overview

• Message type: E = Error

• Message class: 0T - WBO Configuration Editor / SE06

• Message number: 303

• Message text: Update the transport route configuration

What causes this issue?

A new SAP System was included in the TMS. The transport route
definition does not recognize this SAP System.

System Response

The Transport Organizer does not recognize this SAP System as long as
it is not included in the transport route configuration. This applies
to your work with the Transport Organizer in all SAP Systems of the
transport domain.

How to fix this error?

Inform your system administrator.

Procedure for System Administrators

Distribute the transport route configuration from the transport domain
controller.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message 0T303 - Update the transport route configuration ?

  The SAP error message 0T303 indicates that there is an issue with the transport route configuration in your SAP system. This error typically arises when the system is unable to find a valid transport route for the transport request you are trying to process. Here’s a breakdown of the cause, potential solutions, and related information:
  
  Cause:
  
  Missing Transport Route: The transport route between the source and target systems is not defined or is incorrectly configured.
  Incorrect Transport Layer: The transport layer may not be set up correctly, leading to issues in routing the transport requests.
  Transport Directory Issues: Problems with the transport directory or transport management system (TMS) configuration can also lead to this error.
  Authorization Issues: Lack of necessary authorizations to access or modify transport routes can trigger this error.
  
  
  Solution:
  
  
  Check Transport Route Configuration:
  
  Go to the TMS configuration (Transaction code: STMS).
  Navigate to the "Transport Routes" section and verify that the routes are correctly defined between