SAP Message BCOM_ADMIN512 - Routing server &1 cannot be deleted since it is still being used

Diagnosis
The routing server '&V1&' cannot be deleted because it is still used inrouting scenarios.
Use of the routing server '&V1&', among others, in the followingscenarios:
V2
V3
V4

Procedure
If you want to delete a routing server, remove it from all routingscenarios.