Estou com o seguinte erro mostrado no eclipse
The Tomcat connector configured to listen on port 8080 failed to start. The port may already be in use or the connector may be misconfigured.
Mas o engraçado é que no endereço http://localhost:8080/ ele mostra corretamente o conteudo, mas quando coloco o / topicos ele mostra
This application has no explicit mapping for /error, so you are seeing this as a fallback.
Thu May 07 21:44:47 GMT 2020 There was an unexpected error (type=Not Found, status=404). No message available