SAP Message 0T115 - Cannot delete system &1 due to transport routes

Diagnosis
You attempted to delete system <(>&<)>V1<(>&<)> in TMS. However, thereare still transport routes into this system, or the system is still ina target group.

System Response
System <(>&<)>V1<(>&<)> is not deleted.

Procedure
Choose Environment -> Transport routes to go to thetransport route editor.
Delete all transport routes leading to the system <(>&<)>V1<(>&<)>.
Delete this system from all target groups.
After you have activated the transport routes, you can delete system<(>&<)>V1<(>&<)> from the system overview.