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.
2018-10-28 14:36:35.843 INFO 3928 --- [ main] ConfigServletWebServerApplicationContext : Closing org.springframework.boot.web.servlet.context.AnnotationConfigServletWebServerApplicationContext@5db45159: startup date [Sun Oct 28 14:36:34 CST 2018]; root of context hierarchy
2018-10-28 14:36:35.844 INFO 3928 --- [ main] o.s.j.e.a.AnnotationMBeanExporter : Unregistering JMX-exposed beans on shutdown
Process finished with exit code 1
从你贴出来的第一行信息来看，应该是端口8080被占用了，导致你启动新项目时失败。
建议你在配置文件中设置一个新的端口号，不要用8080，然后重新启动。
哇哦，十分感谢，自己捣鼓半天，哈哈，心态崩了，一分钟就解决