Wireguard , udp2raw and traefik. No docker. Error while dialing backend error="dial udp: lookup udp/51820/udp: unknown port"

Traefik Traefik v3 (latest)
,
2

Service target address might be wrong, remove /udp (link):

## Dynamic configuration
udp:
  services:
    app:
      weighted:
        services:
        - name: appv1
          weight: 3
        - name: appv2
          weight: 1

    appv1:
      loadBalancer:
        servers:
        - address: "xxx.xxx.xxx.xxx:8080"

    appv2:
      loadBalancer:
        servers:
        - address: "xxx.xxx.xxx.xxx:8080"