Address localhost:1099 is already in use

9:45	Error running 'Tomcat 7.0.57': Address localhost:1099 is already in use

9:45	Error running 'Tomcat 7.0.57': Unable to open debugger port (127.0.0.1:50609): java.net.SocketException "socket closed"

1. win+R，运行，输入cmd，进入命令提示符
2. 输入netstat -aon | findstr 1099，找到占用1099端口的进程ID：PID
3. 输入taskkill -f -pid PID
4. 重启Tomcat

参照