The Tomcat connector configured to listen on port 8888 failed to start

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1.问题描述：

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Description:

The Tomcat connector configured to listen on port 8888 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 8888, or configure this application to listen on another port.

2019-06-21 11:35:38:919 INFO [restartedMain][AnnotationConfigServletWebServerApplicationContext] - Closing org.springframework.boot.web.servlet.context.AnnotationConfigServletWebServerApplicationContext@182f7940: startup date [Fri Jun 21 11:35:35 CST 2019]; root of context hierarchy
2019-06-21 11:35:38:922 INFO [restartedMain][AnnotationMBeanExporter] - Unregistering JMX-exposed beans on shutdown
2019-06-21 11:35:38:922 INFO [restartedMain][AnnotationMBeanExporter] - Unregistering JMX-exposed beans

Process finished with exit code 0

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2.问题解决：

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这种报错就是8888端口被占用，重新换个端口就好了；