FAIL - 上下文路径中的应用程序/ Hello无法启动 [英] FAIL - Application at context path /Hello could not be started

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问题描述

我正在尝试在Tomcat 6.0中部署新的Web应用程序,但是每当我点击开始按钮,我会重复地获得 FAIL - 应用程序在上下文路径/ Hello无法启动。其他部署的应用程序运行正常,每当我点击开始按钮。但是为什么不这个应用程序?



web-xml:

 < web-app xmlns =http://java.sun.com/xml/ns/j2ee
xmlns:xsi =http://www.w3.org/2001 / XMLSchema-instance
xsi:schemaLocation =http://java.sun.com/xml/ns/j2ee http://java.sun.com/xml/ns/j2ee/web-app_2_4.xsd
version =2.4>

< servlet>
< servlet-name> j_security_check< / servlet-name>
< servlet-class> EmailHander< / servlet-class>
< / servlet>

< login-config>
< auth-method> FORM< / auth-method>
< form-login-config>
< form-login-page> /login.jsp< / form-login-page>
< form-error-page> /fail_login.html< / form-error-page>
< / form-login-config>
< / login-config>
< web-app>

这是我在catalina日志文件中得到的异常:

  2010年1月23日6:49:31 PM org.apache.catalina.startup.ContextConfig applicationWebConfig 
SEVERE:应用程序web.xml文件中的解析错误在jndi:/localhost/Hello/WEB-INF/web.xml
org.xml.sax.SAXParseException:XML文档结构必须在同一个实体内开始和结束。
at com.sun.org.apache.xerces.internal.parsers.AbstractSAXParser.parse(AbstractSAXParser.java:1231)
在com.sun.org.apache.xerces.internal.jaxp.SAXParserImpl $ JAXPSAXParser.parse(SAXParserImpl.java:522)
在org.apache.tomcat.util.digester.Digester.parse(Digester.java:1644)
在org.apache.catalina.startup.ContextConfig。 applicationWebConfig(ContextConfig.java:365)
在org.apache.catalina.startup.ContextConfig.start(ContextConfig.java:1066)
在org.apache.catalina.startup.ContextConfig.lifecycleEvent(ContextConfig。 java:261)
在org.apache.catalina.util.LifecycleSupport.fireLifecycleEvent(LifecycleSupport.java:119)
在org.apache.catalina.core.StandardContext.start(StandardContext.java:4339)
在org.apache.catalina.manager.ManagerServlet.start(ManagerServlet.java:1249)
在org.apache.catalina.manager.HTMLManagerServlet.start(HTMLManagerServlet.java:612)
在org.apache.catalina.manager.HTMLManagerServlet。 doGet(HTMLManagerServlet.java:136)
在javax.servlet.http.HttpServlet.service(HttpServlet.java:617)
在javax.servlet.http.HttpServlet.service(HttpServlet.java:717)
在org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:290)
在org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)
在org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:233)
在org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:191)
在org.apache .catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:525)
在org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:128)
在org.apache.catalina.valves .ErrorReportValve.invoke(ErrorReportValve.java:102)
在org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:109)
在org.apache.catalina.connector。 CoyoteAdapter.service(CoyoteAdapter.java:293)
在org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:849)
在org.apache.coyote.http11.Http11Protocol $ Http11ConnectionHandler。进程(Http11Protocol.java:583)
在org.apache.tomcat.util.net.JIoEndpoint $ Worker.run(JIoEndpoint.java:454)
在java.lang.Thread.run(线程。 java:619)

web-xml文件中的错误原因是什么?

解决方案

您的 web.xml < web-应用> ,但必须以< / web-app>



顺便说一下,这个例外告诉你的是几乎


I'm trying to deploy new web application in Tomcat 6.0, but whenever I click on start button, I repeatedly getting FAIL - Application at context path /Hello could not be started. Other deployed application running fine, whenever I click on start button. But why not this application?

web-xml:

 <web-app xmlns="http://java.sun.com/xml/ns/j2ee"
        xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
         xsi:schemaLocation="http://java.sun.com/xml/ns/j2ee http://java.sun.com/xml/ns/j2ee/web-app_2_4.xsd"
         version="2.4">

<servlet>
<servlet-name>j_security_check</servlet-name>
<servlet-class>EmailHander</servlet-class>
</servlet>

<login-config>
<auth-method>FORM</auth-method>
<form-login-config>
<form-login-page>/login.jsp</form-login-page>
<form-error-page>/fail_login.html</form-error-page>
</form-login-config>
</login-config>
<web-app>

This is what Exception I'm getting in catalina log file:

Jan 23, 2010 6:49:31 PM org.apache.catalina.startup.ContextConfig applicationWebConfig
SEVERE: Parse error in application web.xml file at jndi:/localhost/Hello/WEB-INF/web.xml
org.xml.sax.SAXParseException: XML document structures must start and end within the same entity.
    at com.sun.org.apache.xerces.internal.parsers.AbstractSAXParser.parse(AbstractSAXParser.java:1231)
    at com.sun.org.apache.xerces.internal.jaxp.SAXParserImpl$JAXPSAXParser.parse(SAXParserImpl.java:522)
    at org.apache.tomcat.util.digester.Digester.parse(Digester.java:1644)
    at org.apache.catalina.startup.ContextConfig.applicationWebConfig(ContextConfig.java:365)
    at org.apache.catalina.startup.ContextConfig.start(ContextConfig.java:1066)
    at org.apache.catalina.startup.ContextConfig.lifecycleEvent(ContextConfig.java:261)
    at org.apache.catalina.util.LifecycleSupport.fireLifecycleEvent(LifecycleSupport.java:119)
    at org.apache.catalina.core.StandardContext.start(StandardContext.java:4339)
    at org.apache.catalina.manager.ManagerServlet.start(ManagerServlet.java:1249)
    at org.apache.catalina.manager.HTMLManagerServlet.start(HTMLManagerServlet.java:612)
    at org.apache.catalina.manager.HTMLManagerServlet.doGet(HTMLManagerServlet.java:136)
    at javax.servlet.http.HttpServlet.service(HttpServlet.java:617)
    at javax.servlet.http.HttpServlet.service(HttpServlet.java:717)
    at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:290)
    at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)
    at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:233)
    at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:191)
    at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:525)
    at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:128)
    at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:102)
    at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:109)
    at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:293)
    at org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:849)
    at org.apache.coyote.http11.Http11Protocol$Http11ConnectionHandler.process(Http11Protocol.java:583)
    at org.apache.tomcat.util.net.JIoEndpoint$Worker.run(JIoEndpoint.java:454)
    at java.lang.Thread.run(Thread.java:619)

What is the reason of that error in web-xml file?

解决方案

Your web.xml ends with <web-app>, but must end with </web-app>

Which by the way is almost literally what the exception tells you.

这篇关于FAIL - 上下文路径中的应用程序/ Hello无法启动的文章就介绍到这了,希望我们推荐的答案对大家有所帮助,也希望大家多多支持IT屋!

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