解決springboot啟動失敗問題：Unable to start embedded container;
阿新 • • 發佈：2018-02-10
應該 create exception illegal cep listener cli use log
全部報錯內容如下：
org.springframework.context.ApplicationContextException: Unable to start embedded container; nested exception is java.lang.IllegalStateException: Expected method not found: java.lang.NoSuchMethodException: org.springframework.boot.context.embedded.tomcat.TomcatEmbeddedContext.addApplicationListener(org.apache.catalina.deploy.ApplicationListener) at org.springframework.boot.context.embedded.EmbeddedWebApplicationContext.onRefresh(EmbeddedWebApplicationContext.java:137) ~[spring-boot-1.4.1.RELEASE.jar:1.4.1.RELEASE] at org.springframework.context.support.AbstractApplicationContext.refresh(AbstractApplicationContext.java:535) ~[spring-context-4.3.3.RELEASE.jar:4.3.3.RELEASE] at org.springframework.boot.context.embedded.EmbeddedWebApplicationContext.refresh(EmbeddedWebApplicationContext.java:122) ~[spring-boot-1.4.1.RELEASE.jar:1.4.1.RELEASE] at org.springframework.boot.SpringApplication.refresh(SpringApplication.java:761) [spring-boot-1.4.1.RELEASE.jar:1.4.1.RELEASE] at org.springframework.boot.SpringApplication.refreshContext(SpringApplication.java:371) [spring-boot-1.4.1.RELEASE.jar:1.4.1.RELEASE] at org.springframework.boot.SpringApplication.run(SpringApplication.java:315) [spring-boot-1.4.1.RELEASE.jar:1.4.1.RELEASE] at org.springframework.boot.SpringApplication.run(SpringApplication.java:1186) [spring-boot-1.4.1.RELEASE.jar:1.4.1.RELEASE] at org.springframework.boot.SpringApplication.run(SpringApplication.java:1175) [spring-boot-1.4.1.RELEASE.jar:1.4.1.RELEASE] at com.springboot5.App.main(App.java:12) [classes/:na] Caused by: java.lang.IllegalStateException: Expected method not found: java.lang.NoSuchMethodException: org.springframework.boot.context.embedded.tomcat.TomcatEmbeddedContext.addApplicationListener(org.apache.catalina.deploy.ApplicationListener) at org.springframework.util.ClassUtils.getMethod(ClassUtils.java:628) ~[spring-core-4.3.3.RELEASE.jar:4.3.3.RELEASE] at org.springframework.boot.autoconfigure.websocket.TomcatWebSocketContainerCustomizer.addListener(TomcatWebSocketContainerCustomizer.java:86) ~[spring-boot-autoconfigure-1.4.1.RELEASE.jar:1.4.1.RELEASE] at org.springframework.boot.autoconfigure.websocket.TomcatWebSocketContainerCustomizer.access$100(TomcatWebSocketContainerCustomizer.java:37) ~[spring-boot-autoconfigure-1.4.1.RELEASE.jar:1.4.1.RELEASE] at org.springframework.boot.autoconfigure.websocket.TomcatWebSocketContainerCustomizer$1.customize(TomcatWebSocketContainerCustomizer.java:51) ~[spring-boot-autoconfigure-1.4.1.RELEASE.jar:1.4.1.RELEASE] at org.springframework.boot.context.embedded.tomcat.TomcatEmbeddedServletContainerFactory.configureContext(TomcatEmbeddedServletContainerFactory.java:479) ~[spring-boot-1.4.1.RELEASE.jar:1.4.1.RELEASE] at org.springframework.boot.context.embedded.tomcat.TomcatEmbeddedServletContainerFactory.prepareContext(TomcatEmbeddedServletContainerFactory.java:221) ~[spring-boot-1.4.1.RELEASE.jar:1.4.1.RELEASE] at org.springframework.boot.context.embedded.tomcat.TomcatEmbeddedServletContainerFactory.getEmbeddedServletContainer(TomcatEmbeddedServletContainerFactory.java:176) ~[spring-boot-1.4.1.RELEASE.jar:1.4.1.RELEASE] at org.springframework.boot.context.embedded.EmbeddedWebApplicationContext.createEmbeddedServletContainer(EmbeddedWebApplicationContext.java:164) ~[spring-boot-1.4.1.RELEASE.jar:1.4.1.RELEASE] at org.springframework.boot.context.embedded.EmbeddedWebApplicationContext.onRefresh(EmbeddedWebApplicationContext.java:134) ~[spring-boot-1.4.1.RELEASE.jar:1.4.1.RELEASE] ... 8 common frames omitted
問題分析：我這個報錯原因，網上查了半天，感覺應該是和jar包沖突有關，但找了半天也沒找著沖突的jar包是哪個，但是jar包肯定跟tomcat有關，後來有個帖子說IDE集成tomcat會有影響，這個報錯之前，我剛把Eclipse配置了RuntimeEnvironments,所以我再次把他去掉，問題解決。
解決步驟：Eclipse-Windows-perferences-RuntimeEnvironments-將tomcat去掉。
解決springboot啟動失敗問題：Unable to start embedded container;