title: java.lang.NoSuchFieldError: APPLICATION_CONTEXT_ID_PREFIX
body: <p>I am receiving this error on running my project and the result is 404 ultimately. The project is made on Spring framework.  </p>
  
  <p>I read a lot of posts and found that there is either a mix up of jars or extra jars. Following which I tried to organize my jars. The following list is what I have in my build path:</p>
  
  <pre><code>antlr-2.7.6.jar  
  asm.jar  
  asm-attrs.jar  
  cglib-2.2.jar  
  commons-beanutils-1.7.0.jar  
  commons-collections-3.1.jar  
  commons-digester-1.8.jar  
  commons-email-1.0.jar  
  commons-fileupload-1.1.1.jar  
  commons-io-1.2.jar  
  commons-lang-2.5.jar  
  commons-logging-1.1.1.jar  
  displaytag-1.0-b3.jar  
  dom4j-1.6.1.jar  
  ehcache-1.1.jar  
  hibernate3.jar  
  hibernate-jpa-2.0-api-1.0.0.Final.jar  
  hibernate-validator-4.0.2.GA.jar  
  hsqldb.jar  
  itext-2.1.3.jar  
  javassist-3.12.0.GA.jar  
  jdom.jar  
  jstl-1.2.jar  
  jta-1.1.jar  
  log4j-1.2.14.jar  
  msbase.jar  
  mssqlserver4v65.jar  
  msutil.jar  
  mysql.jar  
  mysql-connector-java-5.1.15-bin.jar  
  ojdbc14.jar  
  persistence-api-1.0.jar  
  poi-3.0-alpha2.jar  
  servlet-2.3.jar  
  slf4j-api-1.6.6.jar  
  slf4j-log4j12-1.5.6.jar  
  slf4j-simple-1.6.6.jar  
  spring-asm-3.0.3.RELEASE.jar  
  spring-beans-3.0.3.RELEASE.jar  
  spring-context-3.0.3.RELEASE.jar  
  spring-core-3.0.3.RELEASE.jar  
  spring-expression-3.0.3.RELEASE.jar  
  spring-hibernate3-2.0.8.jar  
  spring-web-3.0.3.RELEASE.jar  
  spring-webmvc-3.0.3.RELEASE.jar  
  sqljdbc4.jar  
  standard.jar  
  tree.jar  
  validation-api-1.0.0.GA.jar  
  wloracle.jar  
  wlsqlserver.jar  
  </code></pre>
  
  <p>Here goes the stacktrace</p>
  
  <pre><code>SEVERE: Error loading WebappClassLoader
    delegate: false
    repositories:
      /WEB-INF/classes/
  ----------&gt; Parent Classloader:
  org.apache.catalina.loader.StandardClassLoader@ca2dce
  org.springframework.web.servlet.DispatcherServlet
  java.lang.ClassNotFoundException: org.springframework.web.servlet.DispatcherServlet
      at org.apache.catalina.loader.WebappClassLoader.loadClass(WebappClassLoader.java:1360)
      at org.apache.catalina.loader.WebappClassLoader.loadClass(WebappClassLoader.java:1206)
      at org.apache.catalina.core.StandardWrapper.loadServlet(StandardWrapper.java:1083)
      at org.apache.catalina.core.StandardWrapper.load(StandardWrapper.java:981)
      at org.apache.catalina.core.StandardContext.loadOnStartup(StandardContext.java:4058)
      at org.apache.catalina.core.StandardContext.start(StandardContext.java:4364)
      at org.apache.catalina.core.ContainerBase.start(ContainerBase.java:1045)
      at org.apache.catalina.core.StandardHost.start(StandardHost.java:719)
      at org.apache.catalina.core.ContainerBase.start(ContainerBase.java:1045)
      at org.apache.catalina.core.StandardEngine.start(StandardEngine.java:443)
      at org.apache.catalina.core.StandardService.start(StandardService.java:516)
      at org.apache.catalina.core.StandardServer.start(StandardServer.java:710)
      at org.apache.catalina.startup.Catalina.start(Catalina.java:578)
      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:288)
      at org.apache.catalina.startup.Bootstrap.main(Bootstrap.java:413)
  
  SEVERE: Servlet.service() for servlet jsp threw exception
  org.apache.jasper.JasperException: The absolute uri: http://java.sun.com/jsp/jstl/core cannot be resolved in either web.xml or the jar files deployed with this application
      at org.apache.jasper.compiler.DefaultErrorHandler.jspError(DefaultErrorHandler.java:51)
      at org.apache.jasper.compiler.ErrorDispatcher.dispatch(ErrorDispatcher.java:409)
      at org.apache.jasper.compiler.ErrorDispatcher.jspError(ErrorDispatcher.java:116)
      at org.apache.jasper.compiler.TagLibraryInfoImpl.generateTLDLocation(TagLibraryInfoImpl.java:315)
      at org.apache.jasper.compiler.TagLibraryInfoImpl.&lt;init&gt;(TagLibraryInfoImpl.java:148)
      at org.apache.jasper.compiler.Parser.parseTaglibDirective(Parser.java:420)
      at org.apache.jasper.compiler.Parser.parseDirective(Parser.java:483)
      at org.apache.jasper.compiler.Parser.parseElements(Parser.java:1433)
      at org.apache.jasper.compiler.Parser.parse(Parser.java:133)
      at org.apache.jasper.compiler.ParserController.doParse(ParserController.java:216)
      at org.apache.jasper.compiler.ParserController.parse(ParserController.java:103)
      at org.apache.jasper.compiler.Compiler.generateJava(Compiler.java:153)
      at org.apache.jasper.compiler.Compiler.compile(Compiler.java:314)
      at org.apache.jasper.compiler.Compiler.compile(Compiler.java:294)
      at org.apache.jasper.compiler.Compiler.compile(Compiler.java:281)
      at org.apache.jasper.JspCompilationContext.compile(JspCompilationContext.java:566)
      at org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:317)
      at org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:337)
      at org.apache.jasper.servlet.JspServlet.service(JspServlet.java:266)
      at javax.servlet.http.HttpServlet.service(HttpServlet.java:803)
      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:175)
      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:286)
      at org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:844)
      at org.apache.coyote.http11.Http11Protocol$Http11ConnectionHandler.process(Http11Protocol.java:583)
      at org.apache.tomcat.util.net.JIoEndpoint$Worker.run(JIoEndpoint.java:447)
      at java.lang.Thread.run(Unknown Source)
  </code></pre>
  
  <p>I have deleted many jars, which I thought, are repetitive.<br>
  My question is whether all these jars are exactly enough or are there duplicates?<br>
  Please help, this 404 is killing me...</p>