tomcat 8.5.50初次启动报错

Tomcat初次启动报错

1.错误信息

java.util.concurrent.ExecutionException: org.apache.catalina.LifecycleException: Failed to start component [[e-mail]]

2.解决方法

 

3.后续错误

按照上述方法做完之后，其实服务已经启动并可以部署项目了。

但是启动的时候还是会报错。

十二月 21, 2019 3:43:49 下午 org.apache.catalina.core.ContainerBase addChildInternal
严重: ContainerBase.addChild: start: 
org.apache.catalina.LifecycleException: Failed to start component [[e-mail]]
    at org.apache.catalina.util.LifecycleBase.handleSubClassException(LifecycleBase.java:440)
    at org.apache.catalina.util.LifecycleBase.start(LifecycleBase.java:198)
    at org.apache.catalina.core.StandardContext.resourcesStart(StandardContext.java:4814)
    at org.apache.catalina.core.StandardContext.startInternal(StandardContext.java:4949)
    at org.apache.catalina.util.LifecycleBase.start(LifecycleBase.java:183)
    at org.apache.catalina.core.ContainerBase.addChildInternal(ContainerBase.java:743)
    at org.apache.catalina.core.ContainerBase.addChild(ContainerBase.java:719)
    at org.apache.catalina.core.StandardHost.addChild(StandardHost.java:705)
    at org.apache.catalina.startup.HostConfig.deployDescriptor(HostConfig.java:614)
    at org.apache.catalina.startup.HostConfig$DeployDescriptor.run(HostConfig.java:1823)
    at java.util.concurrent.Executors$RunnableAdapter.call(Unknown Source)
    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: java.lang.IllegalArgumentException: 指定的主资源集 [D:\eclipse-workspace\tomcat-8.5.50\wtpwebapps\managenews] 无效
    at org.apache.catalina.webresources.StandardRoot.createMainResourceSet(StandardRoot.java:748)
    at org.apache.catalina.webresources.StandardRoot.startInternal(StandardRoot.java:706)
    at org.apache.catalina.util.LifecycleBase.start(LifecycleBase.java:183)
    ... 13 more

十二月 21, 2019 3:43:49 下午 org.apache.catalina.startup.HostConfig deployDescriptor
严重: 部署描述符[D:\eclipse-workspace\tomcat-8.5.50\conf\Catalina\localhost\managenews.xml]时出错
java.lang.IllegalStateException: ContainerBase.addChild: start: org.apache.catalina.LifecycleException: Failed to start component [[e-mail]]
    at org.apache.catalina.core.ContainerBase.addChildInternal(ContainerBase.java:747)
    at org.apache.catalina.core.ContainerBase.addChild(ContainerBase.java:719)
    at org.apache.catalina.core.StandardHost.addChild(StandardHost.java:705)
    at org.apache.catalina.startup.HostConfig.deployDescriptor(HostConfig.java:614)
    at org.apache.catalina.startup.HostConfig$DeployDescriptor.run(HostConfig.java:1823)
    at java.util.concurrent.Executors$RunnableAdapter.call(Unknown Source)
    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)

解决办法：

由于是初次启动tomcat，

只要把server.xml的152行注释，报错就消失了

<Context docBase="managenews" path="/managenews" reloadable="true" source="org.eclipse.jst.jee.server:managenews"/>