상황
- 어제 로컬로 spring-boot를 띄워서 작업하고 오늘 다시 켰는데 아래 메시지가 나옴.
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APPLICATION FAILED TO START
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Description:
The Tomcat connector configured to listen on port 8081 failed to start. The port may already be in use or the connector may be misconfigured.
Action:
Verify the connector's configuration, identify and stop any process that's listening on port 8081, or configure this application to listen on another port.
해결
-
cmd 창에서 진행
> netstat -ao |find /i "listening"
TCP 0.0.0.0:135 LAPTOP-9O8LF0P0:0 LISTENING 1100 TCP 0.0.0.0:445 LAPTOP-9O8LF0P0:0 LISTENING 4 TCP 0.0.0.0:902 LAPTOP-9O8LF0P0:0 LISTENING 6496 TCP 0.0.0.0:912 LAPTOP-9O8LF0P0:0 LISTENING 6496 TCP 0.0.0.0:945 LAPTOP-9O8LF0P0:0 LISTENING 22188 TCP 0.0.0.0:5040 LAPTOP-9O8LF0P0:0 LISTENING 10892 TCP 0.0.0.0:5357 LAPTOP-9O8LF0P0:0 LISTENING 4 TCP 0.0.0.0:7680 LAPTOP-9O8LF0P0:0 LISTENING 17672 TCP 0.0.0.0:8081 LAPTOP-9O8LF0P0:0 LISTENING 16100- 문제가 된 port를 kill - 나의 경우는 8081이 문제여서 [PID] 부분이 16100
> TaskKill /F /IM [PID] -
이후 다시 Spring-Boot 를 run하면 정상작동.
Reference
spring boot failed to start : The port may already be in use or the connector may be misconfigured
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