Several ports (8005, 8080, 8009) required by foss_admin are 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 ..

http://myblog.opendocs.co.kr/archives/1702

https://to-dy.tistory.com/59

참조..

 

cmd 관리자로 들어가서 프로세스 강제종료해줘야함

 

발생원인은 이클립스 로컬 서버 떠있는 상태에서 강제종료