老师您帮我看看我sprintboot启动不起来了,之前都没问题

Question

报错信息在这里麻烦老师帮忙看看
严重: A child container failed during start
java.util.concurrent.ExecutionException: org.apache.catalina.LifecycleException: Failed to start component [StandardEngine[Tomcat].StandardHost[localhost].TomcatEmbeddedContext[]]
at java.util.concurrent.FutureTask.report(Unknown Source)
at java.util.concurrent.FutureTask.get(Unknown Source)
at org.apache.catalina.core.ContainerBase.startInternal(ContainerBase.java:941)
at org.apache.catalina.core.StandardHost.startInternal(StandardHost.java:872)
at org.apache.catalina.util.LifecycleBase.start(LifecycleBase.java:150)
at org.apache.catalina.core.ContainerBase$StartChild.call(ContainerBase.java:1421)atorg.apache.catalina.core.ContainerBase$StartChild.call(ContainerBase.java:1411)
at java.util.concurrent.FutureTask.run(Unknown Source)
at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
at java.lang.Thread.run(Unknown Source)
Caused by: org.apache.catalina.LifecycleException: Failed to start component [StandardEngine[Tomcat].StandardHost[localhost].TomcatEmbeddedContext[]]
at org.apache.catalina.util.LifecycleBase.start(LifecycleBase.java:167)
… 6 more
Caused by: org.apache.catalina.LifecycleException: Failed to start component [Pipeline[StandardEngine[Tomcat].StandardHost[localhost].TomcatEmbeddedContext[]]]
at org.apache.catalina.util.LifecycleBase.start(LifecycleBase.java:167)
at org.apache.catalina.core.StandardContext.startInternal(StandardContext.java:5125)
at org.apache.catalina.util.LifecycleBase.start(LifecycleBase.java:150)
… 6 more
Caused by: org.apache.catalina.LifecycleException: Failed to start component [org.apache.catalina.authenticator.NonLoginAuthenticator[]]
at org.apache.catalina.util.LifecycleBase.start(LifecycleBase.java:167)
at org.apache.catalina.core.StandardPipeline.startInternal(StandardPipeline.java:182)
at org.apache.catalina.util.LifecycleBase.start(LifecycleBase.java:150)
… 8 more
Caused by: java.lang.NoSuchMethodError: javax.servlet.ServletContext.getVirtualServerName()Ljava/lang/String;
at org.apache.catalina.authenticator.AuthenticatorBase.startInternal(AuthenticatorBase.java:1186)
at org.apache.catalina.util.LifecycleBase.start(LifecycleBase.java:150)
… 10 more

Answer 1

风间影月 2019-01-04 22:24:41

之前可以，现在不可以。肯定是你做了什么操作，回滚一下吧

• 提问者 Chad67 #1

  9-25那节学完还正常启动的,9-26学完就报这个了,一点头绪都没有

• 风间影月 回复 提问者 Chad67 #2

  ​Caused by: java.lang.NoSuchMethodError: javax.servlet.ServletContext.getVirtualServerName()Ljava/lang/String;
  
  只能推测你引入了错误的package，其他的看不出任何问题，你回滚一下呗。
  你肯定做了什么操作，这个你得仔细想想了

• 提问者 Chad67 回复 风间影月 #3

  Failed to start component [StandardEngine[Tomcat].StandardHost[localhost]]那这个大概是什么意思呢?网上解释的也不是很清楚

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