Port 8080 required by Tomcat v6.0 Server at localhost is already in use. The server may already be r

在使用Tom猫的时候，启动服务遇到了这个错误

Port 8080 required by Tomcat v6.0 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).Port 8080 required by