Caused by: java.lang.ClassNotFoundException: com.alibaba.druid.support.http.StatViewServlet

1、错误描述
严重: Unable to deploy collapsed ear in war StandardEngine[Catalina].StandardHost[localhost].StandardContext[/cmp]
org.apache.openejb.OpenEJBException: Unable to load servlet class: com.alibaba.druid.support.http.StatViewServlet: com.alibaba.druid.support.http.StatViewServlet
at org.apache.openejb.config.WsDeployer.processPorts(WsDeployer.java:234)
at org.apache.openejb.config.WsDeployer.deploy(WsDeployer.java:72)
at org.apache.openejb.config.ConfigurationFactory$Chain.deploy(ConfigurationFactory.java:403)
at org.apache.openejb.config.ConfigurationFactory.configureApplication(ConfigurationFactory.java:971)
at org.apache.tomee.catalina.TomcatWebAppBuilder.startInternal(TomcatWebAppBuilder.java:1227)
at org.apache.tomee.catalina.TomcatWebAppBuilder.configureStart(TomcatWebAppBuilder.java:1100)
at org.apache.tomee.catalina.GlobalListenerSupport.lifecycleEvent(GlobalListenerSupport.java:130)
at org.apache.catalina.util.LifecycleSupport.fireLifecycleEvent(LifecycleSupport.java:117)
at org.apache.catalina.util.LifecycleBase.fireLifecycleEvent(LifecycleBase.java:90)
at org.apache.catalina.core.StandardContext.startInternal(StandardContext.java:5472)
at org.apache.catalina.util.LifecycleBase.start(LifecycleBase.java:147)
at org.apache.catalina.core.ContainerBase.addChildInternal(ContainerBase.java:899)
at org.apache.catalina.core.ContainerBase.addChild(ContainerBase.java:875)
at org.apache.catalina.core.StandardHost.addChild(StandardHost.java:652)
at org.apache.catalina.startup.HostConfig.deployDirectory(HostConfig.java:1259)
at org.apache.catalina.startup.HostConfig$DeployDirectory.run(HostConfig.java:1998)
at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
at java.util.concurrent.FutureTask.run(FutureTask.java:266)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
at java.lang.Thread.run(Thread.java:748)
Caused by: java.lang.ClassNotFoundException: com.alibaba.druid.support.http.StatViewServlet
at org.apache.openejb.core.TempClassLoader.loadClass(TempClassLoader.java:176)
at org.apache.openejb.core.TempClassLoader.loadClass(TempClassLoader.java:80)
at org.apache.openejb.config.WsDeployer.processPorts(WsDeployer.java:150)
... 20 more
八月 05, 2017 4:17:13 下午 org.apache.catalina.core.ContainerBase removeChild
严重: ContainerBase.removeChild: destroy:
org.apache.catalina.LifecycleException: An invalid Lifecycle transition was attempted ([before_destroy]) for component [StandardEngine[Catalina].StandardHost[localhost].StandardContext[/cmp]] in state

[STARTING_PREP]
at org.apache.catalina.util.LifecycleBase.invalidTransition(LifecycleBase.java:401)
at org.apache.catalina.util.LifecycleBase.destroy(LifecycleBase.java:291)
at org.apache.catalina.core.ContainerBase.removeChild(ContainerBase.java:1038)
at org.apache.tomee.catalina.TomcatWebAppBuilder.undeploy(TomcatWebAppBuilder.java:1537)
at org.apache.tomee.catalina.TomcatWebAppBuilder.undeploy(TomcatWebAppBuilder.java:1518)
at org.apache.tomee.catalina.TomcatWebAppBuilder.startInternal(TomcatWebAppBuilder.java:1267)
at org.apache.tomee.catalina.TomcatWebAppBuilder.configureStart(TomcatWebAppBuilder.java:1100)
at org.apache.tomee.catalina.GlobalListenerSupport.lifecycleEvent(GlobalListenerSupport.java:130)
at org.apache.catalina.util.LifecycleSupport.fireLifecycleEvent(LifecycleSupport.java:117)
at org.apache.catalina.util.LifecycleBase.fireLifecycleEvent(LifecycleBase.java:90)
at org.apache.catalina.core.StandardContext.startInternal(StandardContext.java:5472)
at org.apache.catalina.util.LifecycleBase.start(LifecycleBase.java:147)
at org.apache.catalina.core.ContainerBase.addChildInternal(ContainerBase.java:899)
at org.apache.catalina.core.ContainerBase.addChild(ContainerBase.java:875)
at org.apache.catalina.core.StandardHost.addChild(StandardHost.java:652)
at org.apache.catalina.startup.HostConfig.deployDirectory(HostConfig.java:1259)
at org.apache.catalina.startup.HostConfig$DeployDirectory.run(HostConfig.java:1998)
at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
at java.util.concurrent.FutureTask.run(FutureTask.java:266)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
at java.lang.Thread.run(Thread.java:748)
八月 05, 2017 4:17:13 下午 org.apache.catalina.core.ContainerBase addChildInternal
严重: ContainerBase.addChild: start:
org.apache.catalina.LifecycleException: Failed to start component [StandardEngine[Catalina].StandardHost[localhost].StandardContext[/cmp]]
at org.apache.catalina.util.LifecycleBase.start(LifecycleBase.java:153)
at org.apache.catalina.core.ContainerBase.addChildInternal(ContainerBase.java:899)
at org.apache.catalina.core.ContainerBase.addChild(ContainerBase.java:875)
at org.apache.catalina.core.StandardHost.addChild(StandardHost.java:652)
at org.apache.catalina.startup.HostConfig.deployDirectory(HostConfig.java:1259)
at org.apache.catalina.startup.HostConfig$DeployDirectory.run(HostConfig.java:1998)
at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
at java.util.concurrent.FutureTask.run(FutureTask.java:266)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
at java.lang.Thread.run(Thread.java:748)
Caused by: org.apache.tomee.catalina.TomEERuntimeException: org.apache.openejb.OpenEJBException: Unable to load servlet class: com.alibaba.druid.support.http.StatViewServlet:

com.alibaba.druid.support.http.StatViewServlet
at org.apache.tomee.catalina.TomcatWebAppBuilder.startInternal(TomcatWebAppBuilder.java:1270)
at org.apache.tomee.catalina.TomcatWebAppBuilder.configureStart(TomcatWebAppBuilder.java:1100)
at org.apache.tomee.catalina.GlobalListenerSupport.lifecycleEvent(GlobalListenerSupport.java:130)
at org.apache.catalina.util.LifecycleSupport.fireLifecycleEvent(LifecycleSupport.java:117)
at org.apache.catalina.util.LifecycleBase.fireLifecycleEvent(LifecycleBase.java:90)
at org.apache.catalina.core.StandardContext.startInternal(StandardContext.java:5472)
at org.apache.catalina.util.LifecycleBase.start(LifecycleBase.java:147)
... 10 more
Caused by: org.apache.openejb.OpenEJBException: Unable to load servlet class: com.alibaba.druid.support.http.StatViewServlet: com.alibaba.druid.support.http.StatViewServlet
at org.apache.openejb.config.WsDeployer.processPorts(WsDeployer.java:234)
at org.apache.openejb.config.WsDeployer.deploy(WsDeployer.java:72)
at org.apache.openejb.config.ConfigurationFactory$Chain.deploy(ConfigurationFactory.java:403)
at org.apache.openejb.config.ConfigurationFactory.configureApplication(ConfigurationFactory.java:971)
at org.apache.tomee.catalina.TomcatWebAppBuilder.startInternal(TomcatWebAppBuilder.java:1227)
... 16 more
Caused by: java.lang.ClassNotFoundException: com.alibaba.druid.support.http.StatViewServlet
at org.apache.openejb.core.TempClassLoader.loadClass(TempClassLoader.java:176)
at org.apache.openejb.core.TempClassLoader.loadClass(TempClassLoader.java:80)
at org.apache.openejb.config.WsDeployer.processPorts(WsDeployer.java:150)
... 20 more
八月 05, 2017 4:17:13 下午 org.apache.catalina.startup.HostConfig deployDirectory
严重: Error deploying web application directory F:\Tomcat\apache-tomee-plume-1.7.4\webapps\cmp
java.lang.IllegalStateException: ContainerBase.addChild: start: org.apache.catalina.LifecycleException: Failed to start component [StandardEngine[Catalina].StandardHost[localhost].StandardContext[/cmp]]
at org.apache.catalina.core.ContainerBase.addChildInternal(ContainerBase.java:903)
at org.apache.catalina.core.ContainerBase.addChild(ContainerBase.java:875)
at org.apache.catalina.core.StandardHost.addChild(StandardHost.java:652)
at org.apache.catalina.startup.HostConfig.deployDirectory(HostConfig.java:1259)
at org.apache.catalina.startup.HostConfig$DeployDirectory.run(HostConfig.java:1998)
at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
at java.util.concurrent.FutureTask.run(FutureTask.java:266)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
at java.lang.Thread.run(Thread.java:748)

2、错误原因

3、解决办法