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報錯：

四月 24, 2018 3:30:22 下午 org.apache.tomcat.util.digester.SetPropertiesRule begin

警告: [SetPropertiesRule]{Server/Service/Engine/Host/Context} Setting property 'source' to 'org.eclipse.jst.jee.server:BackManagerNode' did not find a matching property.

四月 24, 2018 3:30:22 下午 org.apache.catalina.startup.VersionLoggerListener log

資訊: Server version:        Apache Tomcat/8.0.48

四月 24, 2018 3:30:22 下午 org.apache.catalina.startup.VersionLoggerListener log

資訊: Server built:          Nov 30 2017 16:26:50 UTC

四月 24, 2018 3:30:22 下午 org.apache.catalina.startup.VersionLoggerListener log

資訊: Server number:         8.0.48.0

四月 24, 2018 3:30:22 下午 org.apache.catalina.startup.VersionLoggerListener log

資訊: OS Name:               Windows 7

四月 24, 2018 3:30:22 下午 org.apache.catalina.startup.VersionLoggerListener log

資訊: OS Version:            6.1

四月 24, 2018 3:30:22 下午 org.apache.catalina.startup.VersionLoggerListener log

資訊: Architecture:          amd64

四月 24, 2018 3:30:22 下午 org.apache.catalina.startup.VersionLoggerListener log

資訊: Java Home:             D:\jdk\jre1.7.0_80

四月 24, 2018 3:30:22 下午 org.apache.catalina.startup.VersionLoggerListener log

資訊: JVM Version:           1.7.0_80-b15

四月 24, 2018 3:30:22 下午 org.apache.catalina.startup.VersionLoggerListener log

資訊: JVM Vendor:            Oracle Corporation

四月 24, 2018 3:30:22 下午 org.apache.catalina.startup.VersionLoggerListener log

資訊: CATALINA_BASE:         D:\eclipse_workspace3\.metadata\.plugins\org.eclipse.wst.server.core\tmp1

四月 24, 2018 3:30:22 下午 org.apache.catalina.startup.VersionLoggerListener log

資訊: CATALINA_HOME:         D:\tomcat\apache-tomcat-8.0.48

四月 24, 2018 3:30:22 下午 org.apache.catalina.startup.VersionLoggerListener log

資訊: Command line argument: -agentlib:jdwp=transport=dt_socket,suspend=y,address=localhost:62957

四月 24, 2018 3:30:22 下午 org.apache.catalina.startup.VersionLoggerListener log

資訊: Command line argument: -Dcatalina.base=D:\eclipse_workspace3\.metadata\.plugins\org.eclipse.wst.server.core\tmp1

四月 24, 2018 3:30:22 下午 org.apache.catalina.startup.VersionLoggerListener log

資訊: Command line argument: -Dcatalina.home=D:\tomcat\apache-tomcat-8.0.48

四月 24, 2018 3:30:22 下午 org.apache.catalina.startup.VersionLoggerListener log

資訊: Command line argument: -Dwtp.deploy=D:\eclipse_workspace3\.metadata\.plugins\org.eclipse.wst.server.core\tmp1\wtpwebapps

四月 24, 2018 3:30:22 下午 org.apache.catalina.startup.VersionLoggerListener log

資訊: Command line argument: -Djava.endorsed.dirs=D:\tomcat\apache-tomcat-8.0.48\endorsed

四月 24, 2018 3:30:22 下午 org.apache.catalina.startup.VersionLoggerListener log

資訊: Command line argument: -Dfile.encoding=GBK

四月 24, 2018 3:30:22 下午 org.apache.catalina.core.AprLifecycleListener lifecycleEvent

資訊: The APR based Apache Tomcat Native library which allows optimal performance in production environments was not found on the java.library.path: D:\jdk\jre1.7.0_80\bin;C:\Windows\Sun\Java\bin;C:\Windows\system32;C:\Windows;C:\Windows\system32;C:\Windows;C:\Windows\System32\Wbem;C:\Windows\System32\WindowsPowerShell\v1.0\;D:\jdk\jdk1.7.0_80\bin;D:\git\Git\cmd;D:\TortoiseGit\bin;.

四月 24, 2018 3:30:22 下午 org.apache.coyote.AbstractProtocol init

資訊: Initializing ProtocolHandler ["http-nio-8088"]

四月 24, 2018 3:30:22 下午 org.apache.tomcat.util.net.NioSelectorPool getSharedSelector

資訊: Using a shared selector for servlet write/read

四月 24, 2018 3:30:22 下午 org.apache.coyote.AbstractProtocol init

資訊: Initializing ProtocolHandler ["ajp-nio-8089"]

四月 24, 2018 3:30:22 下午 org.apache.tomcat.util.net.NioSelectorPool getSharedSelector

資訊: Using a shared selector for servlet write/read

四月 24, 2018 3:30:22 下午 org.apache.catalina.startup.Catalina load

資訊: Initialization processed in 906 ms

四月 24, 2018 3:30:22 下午 org.apache.catalina.core.StandardService startInternal

資訊: Starting service Catalina

四月 24, 2018 3:30:22 下午 org.apache.catalina.core.StandardEngine startInternal

資訊: Starting Servlet Engine: Apache Tomcat/8.0.48

四月 24, 2018 3:30:27 下午 org.apache.catalina.core.ContainerBase startInternal

嚴重: A child container failed during start

java.util.concurrent.ExecutionException: org.apache.catalina.LifecycleException: Failed to start component [StandardEngine[Catalina].StandardHost[localhost].StandardContext[/BackManagerNode]]

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:943)

at org.apache.catalina.core.StandardHost.startInternal(StandardHost.java:871)

at org.apache.catalina.util.LifecycleBase.start(LifecycleBase.java:145)

at org.apache.catalina.core.ContainerBase$StartChild.call(ContainerBase.java:1408)

at org.apache.catalina.core.ContainerBase$StartChild.call(ContainerBase.java:1398)

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[Catalina].StandardHost[localhost].StandardContext[/BackManagerNode]]

at org.apache.catalina.util.LifecycleBase.start(LifecycleBase.java:162)

... 6 more

Caused by: java.lang.NoClassDefFoundError: ServletContextEvent

at java.lang.Class.getDeclaredMethods0(Native Method)

at java.lang.Class.privateGetDeclaredMethods(Unknown Source)

at java.lang.Class.getDeclaredMethods(Unknown Source)

at org.apache.catalina.util.Introspection.getDeclaredMethods(Introspection.java:127)

at org.apache.catalina.startup.WebAnnotationSet.loadMethodsAnnotation(WebAnnotationSet.java:273)

at org.apache.catalina.startup.WebAnnotationSet.loadApplicationListenerAnnotations(WebAnnotationSet.java:87)

at org.apache.catalina.startup.WebAnnotationSet.loadApplicationAnnotations(WebAnnotationSet.java:63)

at org.apache.catalina.startup.ContextConfig.applicationAnnotationsConfig(ContextConfig.java:336)

at org.apache.catalina.startup.ContextConfig.configureStart(ContextConfig.java:786)

at org.apache.catalina.startup.ContextConfig.lifecycleEvent(ContextConfig.java:307)

at org.apache.catalina.util.LifecycleSupport.fireLifecycleEvent(LifecycleSupport.java:95)

at org.apache.catalina.util.LifecycleBase.fireLifecycleEvent(LifecycleBase.java:90)

at org.apache.catalina.core.StandardContext.startInternal(StandardContext.java:5212)

at org.apache.catalina.util.LifecycleBase.start(LifecycleBase.java:145)

... 6 more

Caused by: java.lang.ClassNotFoundException: ServletContextEvent

at org.apache.catalina.loader.WebappClassLoaderBase.loadClass(WebappClassLoaderBase.java:1335)

at org.apache.catalina.loader.WebappClassLoaderBase.loadClass(WebappClassLoaderBase.java:1163)

... 20 more

四月 24, 2018 3:30:27 下午 org.apache.catalina.core.ContainerBase startInternal

嚴重: A child container failed during start

java.util.concurrent.ExecutionException: org.apache.catalina.LifecycleException: Failed to start component [StandardEngine[Catalina].StandardHost[localhost]]

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:943)

at org.apache.catalina.core.StandardEngine.startInternal(StandardEngine.java:262)

at org.apache.catalina.util.LifecycleBase.start(LifecycleBase.java:145)

at org.apache.catalina.core.StandardService.startInternal(StandardService.java:441)

at org.apache.catalina.util.LifecycleBase.start(LifecycleBase.java:145)

at org.apache.catalina.core.StandardServer.startInternal(StandardServer.java:789)

at org.apache.catalina.util.LifecycleBase.start(LifecycleBase.java:145)

at org.apache.catalina.startup.Catalina.start(Catalina.java:630)

at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)

at sun.reflect.NativeMethodAccessorImpl.invoke(Unknown Source)

at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)

at java.lang.reflect.Method.invoke(Unknown Source)

at org.apache.catalina.startup.Bootstrap.start(Bootstrap.java:349)

at org.apache.catalina.startup.Bootstrap.main(Bootstrap.java:483)

Caused by: org.apache.catalina.LifecycleException: Failed to start component [StandardEngine[Catalina].StandardHost[localhost]]

at org.apache.catalina.util.LifecycleBase.start(LifecycleBase.java:162)

at org.apache.catalina.core.ContainerBase$StartChild.call(ContainerBase.java:1408)

at org.apache.catalina.core.ContainerBase$StartChild.call(ContainerBase.java:1398)

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: A child container failed during start

at org.apache.catalina.core.ContainerBase.startInternal(ContainerBase.java:951)

at org.apache.catalina.core.StandardHost.startInternal(StandardHost.java:871)

at org.apache.catalina.util.LifecycleBase.start(LifecycleBase.java:145)

... 6 more

四月 24, 2018 3:30:27 下午 org.apache.catalina.startup.Catalina start

嚴重: The required Server component failed to start so Tomcat is unable to start.

org.apache.catalina.LifecycleException: Failed to start component [StandardServer[8085]]

at org.apache.catalina.util.LifecycleBase.start(LifecycleBase.java:162)

at org.apache.catalina.startup.Catalina.start(Catalina.java:630)

at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)

at sun.reflect.NativeMethodAccessorImpl.invoke(Unknown Source)

at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)

at java.lang.reflect.Method.invoke(Unknown Source)

at org.apache.catalina.startup.Bootstrap.start(Bootstrap.java:349)

at org.apache.catalina.startup.Bootstrap.main(Bootstrap.java:483)

Caused by: org.apache.catalina.LifecycleException: Failed to start component [StandardService[Catalina]]

at org.apache.catalina.util.LifecycleBase.start(LifecycleBase.java:162)

at org.apache.catalina.core.StandardServer.startInternal(StandardServer.java:789)

at org.apache.catalina.util.LifecycleBase.start(LifecycleBase.java:145)

... 7 more

Caused by: org.apache.catalina.LifecycleException: Failed to start component [StandardEngine[Catalina]]

at org.apache.catalina.util.LifecycleBase.start(LifecycleBase.java:162)

at org.apache.catalina.core.StandardService.startInternal(StandardService.java:441)

at org.apache.catalina.util.LifecycleBase.start(LifecycleBase.java:145)

... 9 more

Caused by: org.apache.catalina.LifecycleException: A child container failed during start

at org.apache.catalina.core.ContainerBase.startInternal(ContainerBase.java:951)

at org.apache.catalina.core.StandardEngine.startInternal(StandardEngine.java:262)

at org.apache.catalina.util.LifecycleBase.start(LifecycleBase.java:145)

... 11 more

四月 24, 2018 3:30:27 下午 org.apache.coyote.AbstractProtocol pause

資訊: Pausing ProtocolHandler ["http-nio-8088"]

四月 24, 2018 3:30:27 下午 org.apache.coyote.AbstractProtocol pause

資訊: Pausing ProtocolHandler ["ajp-nio-8089"]

四月 24, 2018 3:30:27 下午 org.apache.catalina.core.StandardService stopInternal

資訊: Stopping service Catalina

四月 24, 2018 3:30:27 下午 org.apache.coyote.AbstractProtocol destroy

資訊: Destroying ProtocolHandler ["http-nio-8088"]

四月 24, 2018 3:30:27 下午 org.apache.coyote.AbstractProtocol destroy

嚴重: Failed to destroy end point associated with ProtocolHandler ["http-nio-8088"]

java.lang.NullPointerException

at org.apache.tomcat.util.net.NioEndpoint.releaseCaches(NioEndpoint.java:315)

at org.apache.tomcat.util.net.NioEndpoint.unbind(NioEndpoint.java:491)

at org.apache.tomcat.util.net.AbstractEndpoint.destroy(AbstractEndpoint.java:896)

at org.apache.coyote.AbstractProtocol.destroy(AbstractProtocol.java:551)

at org.apache.catalina.connector.Connector.destroyInternal(Connector.java:1023)

at org.apache.catalina.util.LifecycleBase.destroy(LifecycleBase.java:292)

at org.apache.catalina.core.StandardService.destroyInternal(StandardService.java:589)

at org.apache.catalina.util.LifecycleBase.destroy(LifecycleBase.java:292)

at org.apache.catalina.core.StandardServer.destroyInternal(StandardServer.java:879)

at org.apache.catalina.util.LifecycleBase.destroy(LifecycleBase.java:292)

at org.apache.catalina.startup.Catalina.start(Catalina.java:634)

at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)

at sun.reflect.NativeMethodAccessorImpl.invoke(Unknown Source)

at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)

at java.lang.reflect.Method.invoke(Unknown Source)

at org.apache.catalina.startup.Bootstrap.start(Bootstrap.java:349)

at org.apache.catalina.startup.Bootstrap.main(Bootstrap.java:483)

四月 24, 2018 3:30:27 下午 org.apache.coyote.AbstractProtocol destroy

資訊: Destroying ProtocolHandler ["ajp-nio-8089"]

四月 24, 2018 3:30:27 下午 org.apache.coyote.AbstractProtocol destroy

嚴重: Failed to destroy end point associated with ProtocolHandler ["ajp-nio-8089"]

java.lang.NullPointerException

at org.apache.tomcat.util.net.NioEndpoint.releaseCaches(NioEndpoint.java:315)

at org.apache.tomcat.util.net.NioEndpoint.unbind(NioEndpoint.java:491)

at org.apache.tomcat.util.net.AbstractEndpoint.destroy(AbstractEndpoint.java:896)

at org.apache.coyote.AbstractProtocol.destroy(AbstractProtocol.java:551)

at org.apache.catalina.connector.Connector.destroyInternal(Connector.java:1023)

at org.apache.catalina.util.LifecycleBase.destroy(LifecycleBase.java:292)

at org.apache.catalina.core.StandardService.destroyInternal(StandardService.java:589)

at org.apache.catalina.util.LifecycleBase.destroy(LifecycleBase.java:292)

at org.apache.catalina.core.StandardServer.destroyInternal(StandardServer.java:879)

at org.apache.catalina.util.LifecycleBase.destroy(LifecycleBase.java:292)

at org.apache.catalina.startup.Catalina.start(Catalina.java:634)

at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)

at sun.reflect.NativeMethodAccessorImpl.invoke(Unknown Source)

at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)

at java.lang.reflect.Method.invoke(Unknown Source)

at org.apache.catalina.startup.Bootstrap.start(Bootstrap.java:349)

at org.apache.catalina.startup.Bootstrap.main(Bootstrap.java:483)

 解決方案：

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4.應用，重啟即可