HTTP Status 404 -The requested resource is not available.
HTTP Status 404 -The requested resource is not available.
.apache.catalina.core.ApplicationFilterConfig.getFilter(ApplicationFilterConfig.java:258)
at org.apache.catalina.core.ApplicationFilterConfig.<init>(ApplicationFilterConfig.java:105)
at org.apache.catalina.core.StandardContext.filterStart(StandardContext.java:4958)
at org.apache.catalina.core.StandardContext.startInternal(StandardContext.java:5652)
at org.apache.catalina.util.LifecycleBase.start(LifecycleBase.java:145)
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:1260)
at org.apache.catalina.startup.HostConfig$DeployDirectory.run(HostConfig.java:2002)
at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:471)
at java.util.concurrent.FutureTask.run(FutureTask.java:262)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615)
at java.lang.Thread.run(Thread.java:744)
六月 01, 2017 10:27:17 下午 org.apache.catalina.core.StandardContext startInternal
严重: One or more Filters failed to start. Full details will be found in the appropriate container log file
六月 01, 2017 10:27:17 下午 org.apache.catalina.core.StandardContext startInternal
严重: Context [/sh] startup failed due to previous errors
六月 01, 2017 10:27:17 下午 org.apache.catalina.startup.HostConfig deployDirectory
信息: Deployment of web application directory F:\apache-tomcat-7.0.77\webapps\sh has finished in 391 ms
六月 01, 2017 10:27:17 下午 org.apache.coyote.AbstractProtocol start
信息: Starting ProtocolHandler ["http-bio-8080"]
六月 01, 2017 10:27:17 下午 org.apache.coyote.AbstractProtocol start
信息: Starting ProtocolHandler ["ajp-bio-8009"]
六月 01, 2017 10:27:17 下午 org.apache.catalina.startup.Catalina start
信息: Server startup in 28335 ms
tomcat启动没有问题，我试过别的项目也能打开，跟着老师一步一步敲的代码，这个打不开，不知道为什么，请问老师这个错误在哪？
