How To Fix 0T019 - Transport route from &1 with transport layer &2 to &3 already exists

SAP Error Message - Details

• Message type: E = Error

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

• Message number: 019

• Message text: Transport route from &1 with transport layer &2 to &3 already exists

What causes this issue?

A transport route already exists with the same source and target system
as well as the specified transport layer.

System Response

The system rejects the entry.

How to fix this error?

Enter another transport layer and correct the target system specified,
if necessary.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message 0T019 - Transport route from &1 with transport layer &2 to &3 already exists ?

  The SAP error message 0T019 indicates that there is an attempt to create a transport route that already exists in the system. This error typically occurs when you are trying to define a transport route in the Transport Management System (TMS) and the specified route already exists with the same transport layer.
  Cause:
  The error is caused by the following scenarios:
  
  Duplicate Route Definition: You are trying to create a transport route that has already been defined in the TMS.
  Incorrect Configuration: There may be a misconfiguration in the transport routes, leading to an attempt to create a route that is already present.
  Transport Layer Conflict: The transport layer specified in the route may already be associated with another route.
  
  Solution:
  To resolve the error, you can follow these steps:
  
  
  Check Existing Transport Routes:
  
  Go to the TMS configuration (transaction code STMS).
  Navigate to the "Transport Routes" section.
  Review the existing transport routes to see if the route you are trying to create already exists.
  
  
  
  Modify or Delete Existing Route:
  
  If the route already exists and is not needed, you can delete it.
  If it is needed, you may want to modify the existing route instead of creating a new one.
  
  
  
  Correct Transport Layer:
  
  Ensure that the transport layer you are trying to use is correctly configured and does not conflict with existing routes.
  
  
  
  Consult Documentation:
  
  Review SAP documentation or notes related to transport management for any specific guidelines or updates that may apply to your version of SAP.
  
  
  
  Transport Management System (TMS) Configuration:
  
  If you are unsure about the configuration, consider consulting with your SAP Basis team or a consultant who specializes in TMS.
  
  
  
  Related Information:
  
  Transaction Codes: 
  
  STMS: Transport Management System
  SE03: Transport Organizer Tools
  SE09/SE10: Transport Requests
  
  
  SAP Notes: Check for any relevant SAP Notes that may address specific issues related to transport routes and configurations.
  Transport Layers: Understand the concept of transport layers in SAP, as they define how transports are managed between different systems (e.g., Development, Quality Assurance, Production).
  
  By following these steps, you should be able to resolve the error message 0T019 and successfully manage your transport routes in SAP.