我有一个使用richfaces和jsf的eclipse项目。它绑定到服务器（apache tomcat 7.0）。当我运行时，我得到一个找不到类的错误。
这是我的图书馆：
commons-beanutils-1.8.3.jar
commons-codec-1.3.jar
commons-collections-3.2.jar
commons-digester-1.8.jar
commons-discovery-0.4.jar
commons-logging-1.1.1.jar
cssparser-0.9.7.jar
dom4j-1.6.1.jar
guava-14.0.1.jar
javax.servlet.jsp.jstl-1.2.1.jar
javax.servlet.jsp.jstl-api-1.2.1.jar
jcl-over-slf4j-1.6.1.jar
jstl-1.2.jar
myfaces-api-2.1.10.jar
myfaces-bundle-2.1.10.jar
myfaces-impl-2.1.10.jar
mysql-connector-java-5.1.22-bin.jar
org.springframework.binding-2.0.5.RELEASE.jar
oro-2.0.8.jar
richfaces-components-api-4.3.1.Final.jar
richfaces-components-ui-4.3.1.Final.jar
richfaces-core-api-4.3.1.Final.jar
richfaces-core-impl-4.3.1.Final.jar
sac-1.3.jar
slf4j-api-1.7.2.jar
tomahawk20-1.1.14.jar
xml-apis-1.0.b2.jar
xmlParserAPIs-2.0.2.jar
我相信我应该拥有所有的图书馆......
我收到以下错误：
SEVERE: Error configuring application listener of class org.apache.myfaces.webapp.StartupServletContextListener
java.lang.ClassNotFoundException: org.apache.myfaces.webapp.StartupServletContextListener
at org.apache.catalina.loader.WebappClassLoader.loadClass(WebappClassLoader.java:1713)
at org.apache.catalina.loader.WebappClassLoader.loadClass(WebappClassLoader.java:1558)
at org.apache.catalina.core.DefaultInstanceManager.loadClass(DefaultInstanceManager.java:527)
at org.apache.catalina.core.DefaultInstanceManager.loadClassMaybePrivileged(DefaultInstanceManager.java:509)
at org.apache.catalina.core.DefaultInstanceManager.newInstance(DefaultInstanceManager.java:137)
at org.apache.catalina.core.StandardContext.listenerStart(StandardContext.java:4823)
at org.apache.catalina.core.StandardContext.startInternal(StandardContext.java:5381)
at org.apache.catalina.util.LifecycleBase.start(LifecycleBase.java:150)
at org.apache.catalina.core.ContainerBase$StartChild.call(ContainerBase.java:1559)
at org.apache.catalina.core.ContainerBase$StartChild.call(ContainerBase.java:1549)
at java.util.concurrent.FutureTask$Sync.innerRun(Unknown Source)
at java.util.concurrent.FutureTask.run(Unknown Source)
at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
at java.lang.Thread.run(Unknown Source)
还。我尝试重新创建该项目，但无济于事。