Yes, then restart tomcat. Yes, then restart tomcat. It should actually say something like this.
************************* Starting Unreal Host Plugin! Version 1.0 *************************
IPv6: 2a00:12d8:700e:0000:c74a:da43:586b:6af1
IPv4: 5.230.75.46
Maybe it’s the manager? But it seems to be starting, otherwise you wouldn’t be able to connect at all. Can you see in the resource monitor (windows app) in the network tab whether the server is there? TCP and UDP should be visible. At port 8000 or something with tomcat or java.
Actually, it shouldn’t be that complicated. Install Tomcat. .war file and enter IPs and tokens and you should be done.