How To Fix XT120 - Invalid TMS configuration for transport group &1

XT120 - Overview

• Message type: E = Error

• Message class: XT - Transport Management System

• Message number: 120

• Message text: Invalid TMS configuration for transport group &1

What causes this issue?

An error occurred in the TMS communication layer.
System: <LS>&V2&</>
Function: <LS>&V3&</>
Error: <LS>&V4&</>

System Response

The function terminates.

How to fix this error?

The transport system configuration of the specified transport group is
inconsistent. Check this using transaction STMS.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message XT120 - Invalid TMS configuration for transport group &1 ?

  The SAP error message XT120: Invalid TMS configuration for transport group &1 typically indicates that there is an issue with the Transport Management System (TMS) configuration for the specified transport group. This error can arise due to various reasons, such as incorrect settings in the TMS configuration, missing transport routes, or inconsistencies in the transport landscape.
  Causes:
  
  Incorrect TMS Configuration: The transport group may not be properly configured in the TMS settings.
  Missing Transport Routes: There may be missing or incorrect transport routes between systems in the transport landscape.
  Transport Group Not Defined: The specified transport group may not be defined in the TMS configuration.
  Inconsistent Transport Landscape: There may be inconsistencies in the transport landscape, such as systems not being properly assigned to the transport group.
  Authorization Issues: The user may not have the necessary authorizations to access or modify the TMS configuration.
  
  Solutions:
  
  
  Check TMS Configuration:
  
  Go to transaction STMS and check the TMS configuration.
  Ensure that the