一、异常错误
- Spring-boot启动
Run时，出现o.s.j.e.a.AnnotationMBeanExporter - Unregistering JMX-exposed beans on shutdown错误
*************************** APPLICATION FAILED TO START
The Tomcat connector configured to listen on port 8080 failed to
start. The port may already be in use or the connector may be
misconfigured.Verify the connector’s configuration, identify and stop any process
that’s listening on port 8080, or configure this application to listen
on another port.2023-01-03 12:12:42 [restartedMain] INFO
o.s.b.w.s.c.AnnotationConfigServletWebServerApplicationContext –
Closing
org.springframework.boot.web.servlet.context.AnnotationConfigServletWebServerApplicationContext@611a84d8:
startup date [Tue Jan 03 20:12:35 CST 2023]; root of context hierarchy
2023-01-03 12:12:42 [restartedMain] INFO
o.s.j.e.a.AnnotationMBeanExporter – Unregistering JMX-exposed beans on
shutdown 2023-01-03 12:12:42 [restartedMain] INFO
o.s.j.e.a.AnnotationMBeanExporter – Unregistering JMX-exposed beans
Disconnected from the target VM, address: ‘127.0.0.1:14533’,
transport: ‘socket’
***************************
APPLICATION FAILED TO START
***************************
Description:
The Tomcat connector configured to listen on port 8080 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 8080, or configure this application to listen on another port.
2023-01-03 12:12:42 [restartedMain] INFO o.s.b.w.s.c.AnnotationConfigServletWebServerApplicationContext - Closing org.springframework.boot.web.servlet.context.AnnotationConfigServletWebServerApplicationContext@611a84d8: startup date [Tue Jan 03 20:12:35 CST 2023]; root of context hierarchy
2023-01-03 12:12:42 [restartedMain] INFO o.s.j.e.a.AnnotationMBeanExporter - Unregistering JMX-exposed beans on shutdown
2023-01-03 12:12:42 [restartedMain] INFO o.s.j.e.a.AnnotationMBeanExporter - Unregistering JMX-exposed beans
Disconnected from the target VM, address: '127.0.0.1:14533', transport: 'socket'
二、原因
三、解决方法
- cmd输入
netstat -ano|findstr 8080，找到占用8080端口的进程 - 列对应的分别是：协议–本地地址–外部地址–状态-PID
- 输入
taskkill /f /pid PID终止8080端口进程，此例PID为5476，故输入taskkill /f /pid 5476
原文地址:https://blog.csdn.net/qq_46207024/article/details/128538749
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