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Tomcat 8无法加载网站

2016-09-29 89 views
5

我是一个java servlet编程的新手，学习这方面的知识。安装在我的debian电脑上的tomcat最初可以显示默认样本网页。但与示例页面替换无功/ lib中/ tomcat8/webapps /目录根目录下的文件载入后，网站无法显示在端口8080Tomcat 8无法加载网站

下面是catalina.out中输出消息：

Sep 28, 2016 10:08:31 PM org.apache.jasper.servlet.TldScanner scanJars 
INFO: At least one JAR was scanned for TLDs yet contained no TLDs. Enable debug logging for this logger for a complete list of JARs that were scanned but no TLDs were found in them. Skipping unneeded JARs during scanning can improve startup time and JSP compilation time. 
Sep 28, 2016 10:08:31 PM org.apache.catalina.startup.HostConfig deployDescriptor 
INFO: Deployment of configuration descriptor /etc/tomcat8/Catalina/localhost/examples.xml has finished in 694 ms 
Sep 28, 2016 10:08:31 PM org.apache.catalina.startup.HostConfig deployDescriptor 
INFO: Deploying configuration descriptor /etc/tomcat8/Catalina/localhost/docs.xml 
Sep 28, 2016 10:08:31 PM org.apache.tomcat.util.scan.StandardJarScanner scan 
WARNING: Failed to scan [file:/usr/share/java/el-api-3.0.jar] from classloader hierarchy 
java.io.FileNotFoundException: /usr/share/java/el-api-3.0.jar (No such file or directory) 
    at java.util.zip.ZipFile.open(Native Method) 
    at java.util.zip.ZipFile.<init>(ZipFile.java:219) 
    at java.util.zip.ZipFile.<init>(ZipFile.java:149) 
    at java.util.jar.JarFile.<init>(JarFile.java:166) 
    at java.util.jar.JarFile.<init>(JarFile.java:130) 
    at org.apache.tomcat.util.scan.JarFileUrlJar.<init>(JarFileUrlJar.java:60) 
    at org.apache.tomcat.util.scan.JarFactory.newInstance(JarFactory.java:43) 
    at org.apache.tomcat.util.scan.StandardJarScanner.process(StandardJarScanner.java:323) 
    at org.apache.tomcat.util.scan.StandardJarScanner.scan(StandardJarScanner.java:273) 
    at org.apache.catalina.startup.ContextConfig.processJarsForWebFragments(ContextConfig.java:1898) 
    at org.apache.catalina.startup.ContextConfig.webConfig(ContextConfig.java:1131) 
    at org.apache.catalina.startup.ContextConfig.configureStart(ContextConfig.java:783) 
    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:5213) 
    at org.apache.catalina.util.LifecycleBase.start(LifecycleBase.java:145) 
    at org.apache.catalina.core.ContainerBase.addChildInternal(ContainerBase.java:725) 
    at org.apache.catalina.core.ContainerBase.addChild(ContainerBase.java:701) 
    at org.apache.catalina.core.StandardHost.addChild(StandardHost.java:717) 
    at org.apache.catalina.startup.HostConfig.deployDescriptor(HostConfig.java:587) 
    at org.apache.catalina.startup.HostConfig$DeployDescriptor.run(HostConfig.java:1798) 
    at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511) 
    at java.util.concurrent.FutureTask.run(FutureTask.java:266) 
    at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142) 
    at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617) 
    at java.lang.Thread.run(Thread.java:745) 

Sep 28, 2016 10:08:31 PM org.apache.tomcat.util.scan.StandardJarScanner scan 
WARNING: Failed to scan [file:/usr/share/java/jsp-api-2.3.jar] from classloader hierarchy 
java.io.FileNotFoundException: /usr/share/java/jsp-api-2.3.jar (No such file or directory) 
    at java.util.zip.ZipFile.open(Native Method) 
    at java.util.zip.ZipFile.<init>(ZipFile.java:219) 
    at java.util.zip.ZipFile.<init>(ZipFile.java:149) 
    at java.util.jar.JarFile.<init>(JarFile.java:166) 
    at java.util.jar.JarFile.<init>(JarFile.java:130) 
    at org.apache.tomcat.util.scan.JarFileUrlJar.<init>(JarFileUrlJar.java:60) 
    at org.apache.tomcat.util.scan.JarFactory.newInstance(JarFactory.java:43) 
    at org.apache.tomcat.util.scan.StandardJarScanner.process(StandardJarScanner.java:323) 
    at org.apache.tomcat.util.scan.StandardJarScanner.scan(StandardJarScanner.java:273) 
    at org.apache.catalina.startup.ContextConfig.processJarsForWebFragments(ContextConfig.java:1898) 
    at org.apache.catalina.startup.ContextConfig.webConfig(ContextConfig.java:1131) 
    at org.apache.catalina.startup.ContextConfig.configureStart(ContextConfig.java:783) 
    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:5213) 
    at org.apache.catalina.util.LifecycleBase.start(LifecycleBase.java:145) 
    at org.apache.catalina.core.ContainerBase.addChildInternal(ContainerBase.java:725) 
    at org.apache.catalina.core.ContainerBase.addChild(ContainerBase.java:701) 
    at org.apache.catalina.core.StandardHost.addChild(StandardHost.java:717) 
    at org.apache.catalina.startup.HostConfig.deployDescriptor(HostConfig.java:587) 
    at org.apache.catalina.startup.HostConfig$DeployDescriptor.run(HostConfig.java:1798) 
    at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511) 
    at java.util.concurrent.FutureTask.run(FutureTask.java:266) 
    at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142) 
    at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617) 
    at java.lang.Thread.run(Thread.java:745) 

Sep 28, 2016 10:08:32 PM org.apache.tomcat.util.scan.StandardJarScanner scan 
WARNING: Failed to scan [file:/usr/share/java/el-api-3.0.jar] from classloader hierarchy 
java.io.FileNotFoundException: /usr/share/java/el-api-3.0.jar (No such file or directory) 
    at java.util.zip.ZipFile.open(Native Method) 
    at java.util.zip.ZipFile.<init>(ZipFile.java:219) 
    at java.util.zip.ZipFile.<init>(ZipFile.java:149) 
    at java.util.jar.JarFile.<init>(JarFile.java:166) 
    at java.util.jar.JarFile.<init>(JarFile.java:130) 
    at org.apache.tomcat.util.scan.JarFileUrlJar.<init>(JarFileUrlJar.java:60) 
    at org.apache.tomcat.util.scan.JarFactory.newInstance(JarFactory.java:43) 
    at org.apache.tomcat.util.scan.StandardJarScanner.process(StandardJarScanner.java:323) 
    at org.apache.tomcat.util.scan.StandardJarScanner.scan(StandardJarScanner.java:273) 
    at org.apache.jasper.servlet.TldScanner.scanJars(TldScanner.java:262) 
    at org.apache.jasper.servlet.TldScanner.scan(TldScanner.java:106) 
    at org.apache.jasper.servlet.JasperInitializer.onStartup(JasperInitializer.java:103) 
    at org.apache.catalina.core.StandardContext.startInternal(StandardContext.java:5303) 
    at org.apache.catalina.util.LifecycleBase.start(LifecycleBase.java:145) 
    at org.apache.catalina.core.ContainerBase.addChildInternal(ContainerBase.java:725) 
    at org.apache.catalina.core.ContainerBase.addChild(ContainerBase.java:701) 
    at org.apache.catalina.core.StandardHost.addChild(StandardHost.java:717) 
    at org.apache.catalina.startup.HostConfig.deployDescriptor(HostConfig.java:587) 
    at org.apache.catalina.startup.HostConfig$DeployDescriptor.run(HostConfig.java:1798) 
    at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511) 
    at java.util.concurrent.FutureTask.run(FutureTask.java:266) 
    at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142) 
    at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617) 
    at java.lang.Thread.run(Thread.java:745) 

Sep 28, 2016 10:08:32 PM org.apache.tomcat.util.scan.StandardJarScanner scan 
WARNING: Failed to scan [file:/usr/share/java/jsp-api-2.3.jar] from classloader hierarchy 
java.io.FileNotFoundException: /usr/share/java/jsp-api-2.3.jar (No such file or directory) 
    at java.util.zip.ZipFile.open(Native Method) 
    at java.util.zip.ZipFile.<init>(ZipFile.java:219) 
    at java.util.zip.ZipFile.<init>(ZipFile.java:149) 
    at java.util.jar.JarFile.<init>(JarFile.java:166) 
    at java.util.jar.JarFile.<init>(JarFile.java:130) 
    at org.apache.tomcat.util.scan.JarFileUrlJar.<init>(JarFileUrlJar.java:60) 
    at org.apache.tomcat.util.scan.JarFactory.newInstance(JarFactory.java:43) 
    at org.apache.tomcat.util.scan.StandardJarScanner.process(StandardJarScanner.java:323) 
    at org.apache.tomcat.util.scan.StandardJarScanner.scan(StandardJarScanner.java:273) 
    at org.apache.jasper.servlet.TldScanner.scanJars(TldScanner.java:262) 
    at org.apache.jasper.servlet.TldScanner.scan(TldScanner.java:106) 
    at org.apache.jasper.servlet.JasperInitializer.onStartup(JasperInitializer.java:103) 
    at org.apache.catalina.core.StandardContext.startInternal(StandardContext.java:5303) 
    at org.apache.catalina.util.LifecycleBase.start(LifecycleBase.java:145) 
    at org.apache.catalina.core.ContainerBase.addChildInternal(ContainerBase.java:725) 
    at org.apache.catalina.core.ContainerBase.addChild(ContainerBase.java:701) 
    at org.apache.catalina.core.StandardHost.addChild(StandardHost.java:717) 
    at org.apache.catalina.startup.HostConfig.deployDescriptor(HostConfig.java:587) 
    at org.apache.catalina.startup.HostConfig$DeployDescriptor.run(HostConfig.java:1798) 
    at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511) 
    at java.util.concurrent.FutureTask.run(FutureTask.java:266) 
    at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142) 
    at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617) 
    at java.lang.Thread.run(Thread.java:745) 

Sep 28, 2016 10:08:32 PM org.apache.jasper.servlet.TldScanner scanJars 
INFO: At least one JAR was scanned for TLDs yet contained no TLDs. Enable debug logging for this logger for a complete list of JARs that were scanned but no TLDs were found in them. Skipping unneeded JARs during scanning can improve startup time and JSP compilation time. 
Sep 28, 2016 10:08:32 PM org.apache.catalina.startup.HostConfig deployDescriptor 
INFO: Deployment of configuration descriptor /etc/tomcat8/Catalina/localhost/docs.xml has finished in 410 ms 
Sep 28, 2016 10:08:32 PM org.apache.catalina.startup.HostConfig deployDescriptor 
INFO: Deploying configuration descriptor /etc/tomcat8/Catalina/localhost/host-manager.xml 
Sep 28, 2016 10:08:32 PM org.apache.tomcat.util.scan.StandardJarScanner scan 
WARNING: Failed to scan [file:/usr/share/java/el-api-3.0.jar] from classloader hierarchy 
java.io.FileNotFoundException: /usr/share/java/el-api-3.0.jar (No such file or directory) 
    at java.util.zip.ZipFile.open(Native Method) 
    at java.util.zip.ZipFile.<init>(ZipFile.java:219) 
    at java.util.zip.ZipFile.<init>(ZipFile.java:149) 
    at java.util.jar.JarFile.<init>(JarFile.java:166) 
    at java.util.jar.JarFile.<init>(JarFile.java:130) 
    at org.apache.tomcat.util.scan.JarFileUrlJar.<init>(JarFileUrlJar.java:60) 
    at org.apache.tomcat.util.scan.JarFactory.newInstance(JarFactory.java:43) 
    at org.apache.tomcat.util.scan.StandardJarScanner.process(StandardJarScanner.java:323) 
    at org.apache.tomcat.util.scan.StandardJarScanner.scan(StandardJarScanner.java:273) 
    at org.apache.catalina.startup.ContextConfig.processJarsForWebFragments(ContextConfig.java:1898) 
    at org.apache.catalina.startup.ContextConfig.webConfig(ContextConfig.java:1131) 
    at org.apache.catalina.startup.ContextConfig.configureStart(ContextConfig.java:783) 
    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:5213) 
    at org.apache.catalina.util.LifecycleBase.start(LifecycleBase.java:145) 
    at org.apache.catalina.core.ContainerBase.addChildInternal(ContainerBase.java:725) 
    at org.apache.catalina.core.ContainerBase.addChild(ContainerBase.java:701) 
    at org.apache.catalina.core.StandardHost.addChild(StandardHost.java:717) 
    at org.apache.catalina.startup.HostConfig.deployDescriptor(HostConfig.java:587) 
    at org.apache.catalina.startup.HostConfig$DeployDescriptor.run(HostConfig.java:1798) 
    at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511) 
    at java.util.concurrent.FutureTask.run(FutureTask.java:266) 
    at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142) 
    at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617) 
    at java.lang.Thread.run(Thread.java:745) 

Sep 28, 2016 10:08:32 PM org.apache.tomcat.util.scan.StandardJarScanner scan 
WARNING: Failed to scan [file:/usr/share/java/jsp-api-2.3.jar] from classloader hierarchy 
java.io.FileNotFoundException: /usr/share/java/jsp-api-2.3.jar (No such file or directory) 
    at java.util.zip.ZipFile.open(Native Method) 
    at java.util.zip.ZipFile.<init>(ZipFile.java:219) 
    at java.util.zip.ZipFile.<init>(ZipFile.java:149) 
    at java.util.jar.JarFile.<init>(JarFile.java:166) 
    at java.util.jar.JarFile.<init>(JarFile.java:130) 
    at org.apache.tomcat.util.scan.JarFileUrlJar.<init>(JarFileUrlJar.java:60) 
    at org.apache.tomcat.util.scan.JarFactory.newInstance(JarFactory.java:43) 
    at org.apache.tomcat.util.scan.StandardJarScanner.process(StandardJarScanner.java:323) 
    at org.apache.tomcat.util.scan.StandardJarScanner.scan(StandardJarScanner.java:273) 
    at org.apache.catalina.startup.ContextConfig.processJarsForWebFragments(ContextConfig.java:1898) 
    at org.apache.catalina.startup.ContextConfig.webConfig(ContextConfig.java:1131) 
    at org.apache.catalina.startup.ContextConfig.configureStart(ContextConfig.java:783) 
    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:5213) 
    at org.apache.catalina.util.LifecycleBase.start(LifecycleBase.java:145) 
    at org.apache.catalina.core.ContainerBase.addChildInternal(ContainerBase.java:725) 
    at org.apache.catalina.core.ContainerBase.addChild(ContainerBase.java:701) 
    at org.apache.catalina.core.StandardHost.addChild(StandardHost.java:717) 
    at org.apache.catalina.startup.HostConfig.deployDescriptor(HostConfig.java:587) 
    at org.apache.catalina.startup.HostConfig$DeployDescriptor.run(HostConfig.java:1798) 
    at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511) 
    at java.util.concurrent.FutureTask.run(FutureTask.java:266) 
    at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142) 
    at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617) 
    at java.lang.Thread.run(Thread.java:745) 

Sep 28, 2016 10:08:32 PM org.apache.tomcat.util.scan.StandardJarScanner scan 
WARNING: Failed to scan [file:/usr/share/java/el-api-3.0.jar] from classloader hierarchy 
java.io.FileNotFoundException: /usr/share/java/el-api-3.0.jar (No such file or directory) 
    at java.util.zip.ZipFile.open(Native Method) 
    at java.util.zip.ZipFile.<init>(ZipFile.java:219) 
    at java.util.zip.ZipFile.<init>(ZipFile.java:149) 
    at java.util.jar.JarFile.<init>(JarFile.java:166) 
    at java.util.jar.JarFile.<init>(JarFile.java:130) 
    at org.apache.tomcat.util.scan.JarFileUrlJar.<init>(JarFileUrlJar.java:60) 
    at org.apache.tomcat.util.scan.JarFactory.newInstance(JarFactory.java:43) 
    at org.apache.tomcat.util.scan.StandardJarScanner.process(StandardJarScanner.java:323) 
    at org.apache.tomcat.util.scan.StandardJarScanner.scan(StandardJarScanner.java:273) 
    at org.apache.jasper.servlet.TldScanner.scanJars(TldScanner.java:262) 
    at org.apache.jasper.servlet.TldScanner.scan(TldScanner.java:106) 
    at org.apache.jasper.servlet.JasperInitializer.onStartup(JasperInitializer.java:103) 
    at org.apache.catalina.core.StandardContext.startInternal(StandardContext.java:5303) 
    at org.apache.catalina.util.LifecycleBase.start(LifecycleBase.java:145) 
    at org.apache.catalina.core.ContainerBase.addChildInternal(ContainerBase.java:725) 
    at org.apache.catalina.core.ContainerBase.addChild(ContainerBase.java:701) 
    at org.apache.catalina.core.StandardHost.addChild(StandardHost.java:717) 
    at org.apache.catalina.startup.HostConfig.deployDescriptor(HostConfig.java:587) 
    at org.apache.catalina.startup.HostConfig$DeployDescriptor.run(HostConfig.java:1798) 
    at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511) 
    at java.util.concurrent.FutureTask.run(FutureTask.java:266) 
    at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142) 
    at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617) 
    at java.lang.Thread.run(Thread.java:745) 

Sep 28, 2016 10:08:32 PM org.apache.tomcat.util.scan.StandardJarScanner scan 
WARNING: Failed to scan [file:/usr/share/java/jsp-api-2.3.jar] from classloader hierarchy 
java.io.FileNotFoundException: /usr/share/java/jsp-api-2.3.jar (No such file or directory) 
    at java.util.zip.ZipFile.open(Native Method) 
    at java.util.zip.ZipFile.<init>(ZipFile.java:219) 
    at java.util.zip.ZipFile.<init>(ZipFile.java:149) 
    at java.util.jar.JarFile.<init>(JarFile.java:166) 
    at java.util.jar.JarFile.<init>(JarFile.java:130) 
    at org.apache.tomcat.util.scan.JarFileUrlJar.<init>(JarFileUrlJar.java:60) 
    at org.apache.tomcat.util.scan.JarFactory.newInstance(JarFactory.java:43) 
    at org.apache.tomcat.util.scan.StandardJarScanner.process(StandardJarScanner.java:323) 
    at org.apache.tomcat.util.scan.StandardJarScanner.scan(StandardJarScanner.java:273) 
    at org.apache.jasper.servlet.TldScanner.scanJars(TldScanner.java:262) 
    at org.apache.jasper.servlet.TldScanner.scan(TldScanner.java:106) 
    at org.apache.jasper.servlet.JasperInitializer.onStartup(JasperInitializer.java:103) 
    at org.apache.catalina.core.StandardContext.startInternal(StandardContext.java:5303) 
    at org.apache.catalina.util.LifecycleBase.start(LifecycleBase.java:145) 
    at org.apache.catalina.core.ContainerBase.addChildInternal(ContainerBase.java:725) 
    at org.apache.catalina.core.ContainerBase.addChild(ContainerBase.java:701) 
    at org.apache.catalina.core.StandardHost.addChild(StandardHost.java:717) 
    at org.apache.catalina.startup.HostConfig.deployDescriptor(HostConfig.java:587) 
    at org.apache.catalina.startup.HostConfig$DeployDescriptor.run(HostConfig.java:1798) 
    at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511) 
    at java.util.concurrent.FutureTask.run(FutureTask.java:266) 
    at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142) 
    at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617) 
    at java.lang.Thread.run(Thread.java:745) 

Sep 28, 2016 10:08:32 PM org.apache.jasper.servlet.TldScanner scanJars 
INFO: At least one JAR was scanned for TLDs yet contained no TLDs. Enable debug logging for this logger for a complete list of JARs that were scanned but no TLDs were found in them. Skipping unneeded JARs during scanning can improve startup time and JSP compilation time. 
Sep 28, 2016 10:08:32 PM org.apache.catalina.startup.HostConfig deployDescriptor 
INFO: Deployment of configuration descriptor /etc/tomcat8/Catalina/localhost/host-manager.xml has finished in 395 ms 
Sep 28, 2016 10:08:32 PM org.apache.catalina.startup.HostConfig deployDirectory 
INFO: Deploying web application directory /var/lib/tomcat8/webapps/ROOT 
Sep 28, 2016 10:08:32 PM org.apache.catalina.core.ContainerBase addChildInternal 
SEVERE: ContainerBase.addChild: start: 
org.apache.catalina.LifecycleException: Failed to start component [StandardEngine[Catalina].StandardHost[localhost].StandardContext[]] 
    at org.apache.catalina.util.LifecycleBase.start(LifecycleBase.java:162) 
    at org.apache.catalina.core.ContainerBase.addChildInternal(ContainerBase.java:725) 
    at org.apache.catalina.core.ContainerBase.addChild(ContainerBase.java:701) 
    at org.apache.catalina.core.StandardHost.addChild(StandardHost.java:717) 
    at org.apache.catalina.startup.HostConfig.deployDirectory(HostConfig.java:1092) 
    at org.apache.catalina.startup.HostConfig$DeployDirectory.run(HostConfig.java:1834) 
    at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511) 
    at java.util.concurrent.FutureTask.run(FutureTask.java:266) 
    at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142) 
    at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617) 
    at java.lang.Thread.run(Thread.java:745) 
Caused by: java.lang.NullPointerException 
    at org.apache.tomcat.util.scan.StandardJarScanner.process(StandardJarScanner.java:322) 
    at org.apache.tomcat.util.scan.StandardJarScanner.scan(StandardJarScanner.java:182) 
    at org.apache.catalina.startup.ContextConfig.processJarsForWebFragments(ContextConfig.java:1898) 
    at org.apache.catalina.startup.ContextConfig.webConfig(ContextConfig.java:1131) 
    at org.apache.catalina.startup.ContextConfig.configureStart(ContextConfig.java:783) 
    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:5213) 
    at org.apache.catalina.util.LifecycleBase.start(LifecycleBase.java:145) 
    ... 10 more 

Sep 28, 2016 10:08:32 PM org.apache.catalina.startup.HostConfig deployDirectory 
SEVERE: Error deploying web application directory /var/lib/tomcat8/webapps/ROOT 
java.lang.IllegalStateException: ContainerBase.addChild: start: org.apache.catalina.LifecycleException: Failed to start component [StandardEngine[Catalina].StandardHost[localhost].StandardContext[]] 
    at org.apache.catalina.core.ContainerBase.addChildInternal(ContainerBase.java:729) 
    at org.apache.catalina.core.ContainerBase.addChild(ContainerBase.java:701) 
    at org.apache.catalina.core.StandardHost.addChild(StandardHost.java:717) 
    at org.apache.catalina.startup.HostConfig.deployDirectory(HostConfig.java:1092) 
    at org.apache.catalina.startup.HostConfig$DeployDirectory.run(HostConfig.java:1834) 
    at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511) 
    at java.util.concurrent.FutureTask.run(FutureTask.java:266) 
    at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142) 
    at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617) 
    at java.lang.Thread.run(Thread.java:745)

尝试几个小时后，我只是想知道如何解决这个TAT。

来源

2016-09-29 Tianji Zhang

+0

它说，它无法找到该文件，以获得这些文件。检查目录和配置？ –

+0

请检查您是否正确提取。似乎你有一个损坏的版本。请参阅他们的安装说明进行提取。 –

+0

谢谢大家！我通过重新配置web.xml文件解决了这个问题，我正在阅读的教程中有一些错误。 –

回答

-2

异常显示此/usr/share/java/jsp-api-2.3.jar文件没有找到，它通常是由错误的目录引起的或文件不存在。

来源

2016-09-29 04:14:37 stackoverflow

16

可以使用sudo apt-get install libservlet3.1-java在终端

来源

2016-12-14 08:44:53

+1

有效，但为什么这会发生在第一位？如果需要，不应该安装它 – user39950

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