๋ค์๊ณผ ๊ฐ์ ์ค๋ฅ ๋ฉ์ธ์ง๊ฐ ์ดํด๋ฆฝ์ค์ ํ์๋จ(์ค๋ฅ์ฐฝ์ผ๋ก ๋ณ๋๋ก ํ์)Port 8080 required by Tomcat v9.0 Server at localhost is already in use. The server may already be running in another process, or a system process may be using the port. To start this server you will need to stop the other process or change the port number(s). Several ports (8009, 8080) required by Tomcat v9.0 Server at localhost are already in use. The serv..