Tomcat报错: Failed to start component [StandardEngine[Catalina].StandardHost[localhost].StandardContext[/myApp]]
Tomcat报错:
严重: A child container failed during start
java.util.concurrent.ExecutionException: org.apache.catalina.LifecycleException: Failed to start component [StandardEngine[Catalina].StandardHost[localhost].StandardContext[/myApp]]
1、截图说明
2、Console输出
- 三月 14, 2018 2:48:58 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:myApp' did not find a matching property.
- 三月 14, 2018 2:48:58 下午 org.apache.catalina.startup.VersionLoggerListener log
- 信息: Server version: Apache Tomcat/8.0.50
- 三月 14, 2018 2:48:58 下午 org.apache.catalina.startup.VersionLoggerListener log
- 信息: Server built: Feb 7 2018 20:06:05 UTC
- 三月 14, 2018 2:48:58 下午 org.apache.catalina.startup.VersionLoggerListener log
- 信息: Server number: 8.0.50.0
- 三月 14, 2018 2:48:58 下午 org.apache.catalina.startup.VersionLoggerListener log
- 信息: OS Name: Windows 10
- 三月 14, 2018 2:48:58 下午 org.apache.catalina.startup.VersionLoggerListener log
- 信息: OS Version: 10.0
- 三月 14, 2018 2:48:58 下午 org.apache.catalina.startup.VersionLoggerListener log
- 信息: Architecture: amd64
- 三月 14, 2018 2:48:58 下午 org.apache.catalina.startup.VersionLoggerListener log
- 信息: Java Home: C:\MyDev\Java\jdk1.8.0_131\jre
- 三月 14, 2018 2:48:58 下午 org.apache.catalina.startup.VersionLoggerListener log
- 信息: JVM Version: 1.8.0_131-b11
- 三月 14, 2018 2:48:58 下午 org.apache.catalina.startup.VersionLoggerListener log
- 信息: JVM Vendor: Oracle Corporation
- 三月 14, 2018 2:48:58 下午 org.apache.catalina.startup.VersionLoggerListener log
- 信息: CATALINA_BASE: C:\MyDev\Tomcat\apache-tomcat-8.0.50
- 三月 14, 2018 2:48:58 下午 org.apache.catalina.startup.VersionLoggerListener log
- 信息: CATALINA_HOME: C:\MyDev\Tomcat\apache-tomcat-8.0.50
- 三月 14, 2018 2:48:58 下午 org.apache.catalina.startup.VersionLoggerListener log
- 信息: Command line argument: -Dmaven.multiModuleProjectDirectory=$MAVEN_HOME
- 三月 14, 2018 2:48:58 下午 org.apache.catalina.startup.VersionLoggerListener log
- 信息: Command line argument: -Dcatalina.base=C:\MyDev\Tomcat\apache-tomcat-8.0.50
- 三月 14, 2018 2:48:58 下午 org.apache.catalina.startup.VersionLoggerListener log
- 信息: Command line argument: -Dcatalina.home=C:\MyDev\Tomcat\apache-tomcat-8.0.50
- 三月 14, 2018 2:48:58 下午 org.apache.catalina.startup.VersionLoggerListener log
- 信息: Command line argument: -Dwtp.deploy=C:\MyDev\Tomcat\apache-tomcat-8.0.50\webapps
- 三月 14, 2018 2:48:58 下午 org.apache.catalina.startup.VersionLoggerListener log
- 信息: Command line argument: -Djava.endorsed.dirs=C:\MyDev\Tomcat\apache-tomcat-8.0.50\endorsed
- 三月 14, 2018 2:48:58 下午 org.apache.catalina.startup.VersionLoggerListener log
- 信息: Command line argument: -Dfile.encoding=UTF-8
- 三月 14, 2018 2:48:58 下午 org.apache.catalina.core.AprLifecycleListener lifecycleEvent
- 信息: The APR based Apache Tomcat Native library which allows optimal performance in production environments was not found on the java.library.path: C:\MyDev\Java\jdk1.8.0_131\bin;C:\WINDOWS\Sun\Java\bin;C:\WINDOWS\system32;C:\WINDOWS;C:/MyDev/Java/jre1.8.0_131/bin/server;C:/MyDev/Java/jre1.8.0_131/bin;C:/MyDev/Java/jre1.8.0_131/lib/amd64;C:\ProgramData\Oracle\Java\javapath;C:\windows\system32;C:\Program Files (x86)\Skype\Phone\;C:\MyDev\Maven\apache-maven-3.5.2\bin;C:\MyDev\Java\jdk1.7.0_67\bin;"C:\MyDev\Java\jdk1.7.0_67\jre\bin;";C:\WINDOWS\system32;C:\WINDOWS;C:\WINDOWS\System32\Wbem;C:\WINDOWS\System32\WindowsPowerShell\v1.0\;C:\MyDev\Git\cmd;C:\MyDev\nodejs\;C:\Users\zjp\AppData\Local\Microsoft\WindowsApps;C:\Users\zjp\AppData\Roaming\npm;C:\MyDev\eclipse-jee-luna-SR2-win32-x86_64;;.
- 三月 14, 2018 2:48:58 下午 org.apache.coyote.AbstractProtocol init
- 信息: Initializing ProtocolHandler ["http-nio-8080"]
- 三月 14, 2018 2:48:59 下午 org.apache.tomcat.util.net.NioSelectorPool getSharedSelector
- 信息: Using a shared selector for servlet write/read
- 三月 14, 2018 2:48:59 下午 org.apache.coyote.AbstractProtocol init
- 信息: Initializing ProtocolHandler ["ajp-nio-8009"]
- 三月 14, 2018 2:48:59 下午 org.apache.tomcat.util.net.NioSelectorPool getSharedSelector
- 信息: Using a shared selector for servlet write/read
- 三月 14, 2018 2:48:59 下午 org.apache.catalina.startup.Catalina load
- 信息: Initialization processed in 1416 ms
- 三月 14, 2018 2:48:59 下午 org.apache.catalina.core.StandardService startInternal
- 信息: Starting service Catalina
- 三月 14, 2018 2:48:59 下午 org.apache.catalina.core.StandardEngine startInternal
- 信息: Starting Servlet Engine: Apache Tomcat/8.0.50
- 三月 14, 2018 2:49:06 下午 org.apache.catalina.core.ContainerBase startInternal
- 严重: A child container failed during start
- java.util.concurrent.ExecutionException: org.apache.catalina.LifecycleException: Failed to start component [StandardEngine[Catalina].StandardHost[localhost].StandardContext[/myApp]]
- at java.util.concurrent.FutureTask.report(FutureTask.java:122)
- at java.util.concurrent.FutureTask.get(FutureTask.java:192)
- 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$StartChild.call(ContainerBase.java:1398)
- at java.util.concurrent.FutureTask.run(FutureTask.java:266)
- at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142)
- at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617)
- at java.lang.Thread.run(Thread.java:748)
- Caused by: org.apache.catalina.LifecycleException: Failed to start component [StandardEngine[Catalina].StandardHost[localhost].StandardContext[/myApp]]
- at org.apache.catalina.util.LifecycleBase.start(LifecycleBase.java:162)
- ... 6 more
- Caused by: java.lang.IllegalArgumentException: Invalid <url-pattern> servlet/loginServlet in servlet mapping
- at org.apache.catalina.core.StandardContext.addServletMappingDecoded(StandardContext.java:3195)
- at org.apache.catalina.core.StandardContext.addServletMappingDecoded(StandardContext.java:3182)
- at org.apache.catalina.startup.ContextConfig.configureContext(ContextConfig.java:1384)
- at org.apache.catalina.startup.ContextConfig.webConfig(ContextConfig.java:1192)
- at org.apache.catalina.startup.ContextConfig.configureStart(ContextConfig.java:782)
- 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:5221)
- at org.apache.catalina.util.LifecycleBase.start(LifecycleBase.java:145)
- ... 6 more
- 三月 14, 2018 2:49:06 下午 org.apache.catalina.core.ContainerBase startInternal
- 严重: 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(FutureTask.java:122)
- at java.util.concurrent.FutureTask.get(FutureTask.java:192)
- 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:641)
- at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
- at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
- at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
- at java.lang.reflect.Method.invoke(Method.java:498)
- 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(FutureTask.java:266)
- at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142)
- at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617)
- at java.lang.Thread.run(Thread.java:748)
- 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
- 三月 14, 2018 2:49:06 下午 org.apache.catalina.startup.Catalina start
- 严重: The required Server component failed to start so Tomcat is unable to start.
- org.apache.catalina.LifecycleException: Failed to start component [StandardServer[8005]]
- at org.apache.catalina.util.LifecycleBase.start(LifecycleBase.java:162)
- at org.apache.catalina.startup.Catalina.start(Catalina.java:641)
- at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
- at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
- at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
- at java.lang.reflect.Method.invoke(Method.java:498)
- 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
- 三月 14, 2018 2:49:06 下午 org.apache.coyote.AbstractProtocol pause
- 信息: Pausing ProtocolHandler ["http-nio-8080"]
- 三月 14, 2018 2:49:06 下午 org.apache.coyote.AbstractProtocol pause
- 信息: Pausing ProtocolHandler ["ajp-nio-8009"]
- 三月 14, 2018 2:49:06 下午 org.apache.catalina.core.StandardService stopInternal
- 信息: Stopping service Catalina
- 三月 14, 2018 2:49:06 下午 org.apache.coyote.AbstractProtocol destroy
- 信息: Destroying ProtocolHandler ["http-nio-8080"]
- 三月 14, 2018 2:49:06 下午 org.apache.coyote.AbstractProtocol destroy
- 严重: Failed to destroy end point associated with ProtocolHandler ["http-nio-8080"]
- 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:645)
- at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
- at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
- at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
- at java.lang.reflect.Method.invoke(Method.java:498)
- at org.apache.catalina.startup.Bootstrap.start(Bootstrap.java:349)
- at org.apache.catalina.startup.Bootstrap.main(Bootstrap.java:483)
- 三月 14, 2018 2:49:06 下午 org.apache.coyote.AbstractProtocol destroy
- 信息: Destroying ProtocolHandler ["ajp-nio-8009"]
- 三月 14, 2018 2:49:06 下午 org.apache.coyote.AbstractProtocol destroy
- 严重: Failed to destroy end point associated with ProtocolHandler ["ajp-nio-8009"]
- 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:645)
- at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
- at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
- at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
- at java.lang.reflect.Method.invoke(Method.java:498)
- at org.apache.catalina.startup.Bootstrap.start(Bootstrap.java:349)
- at org.apache.catalina.startup.Bootstrap.main(Bootstrap.java:483)
3、报错分析
发生原因是:在部署描述符(web.xml)中配置的<url-pattern>出现问题,格式不正确,该格式必须符合url模式,要在前面加上"/"表示相对路径。
4、解决方法
修改成正确的url模式:"/servlet/loginServlet"
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