ClassCastException: ViewerHttpSessionListener missing

Hi,
i downloaded the newest Version of Myeclipse and tried out the MERSimpleReportExample, but when i run the demo this Error occurs in MyEclipse Tomcat:

13.01.2008 15:43:53 org.apache.catalina.core.AprLifecycleListener init
INFO: The Apache Tomcat Native library which allows optimal performance in production environments was not found on the java.library.path: C:\Programme\MyEclipse 6.0\bin;C:\Programme\MyEclipse 6.0\myeclipse\eclipse\plugins\com.genuitec.eclipse.easie.tomcat.myeclipse_6.0.1.zmyeclipse601200710\tomcat\bin
13.01.2008 15:43:53 org.apache.coyote.http11.Http11Protocol init
INFO: Initializing Coyote HTTP/1.1 on http-8080
13.01.2008 15:43:53 org.apache.catalina.startup.Catalina load
INFO: Initialization processed in 1032 ms
13.01.2008 15:43:53 org.apache.catalina.core.StandardService start
INFO: Starting service Catalina
13.01.2008 15:43:53 org.apache.catalina.core.StandardEngine start
INFO: Starting Servlet Engine: Apache Tomcat/6.0.13
13.01.2008 15:43:54 org.apache.catalina.core.StandardContext listenerStart
SCHWERWIEGEND: Error configuring application listener of class org.eclipse.birt.report.listener.ViewerHttpSessionListener
java.lang.ClassNotFoundException: org.eclipse.birt.report.listener.ViewerHttpSessionListener
    at org.apache.catalina.loader.WebappClassLoader.loadClass(WebappClassLoader.java:1358)
    at org.apache.catalina.loader.WebappClassLoader.loadClass(WebappClassLoader.java:1204)
    at org.apache.catalina.core.StandardContext.listenerStart(StandardContext.java:3770)
    at org.apache.catalina.core.StandardContext.start(StandardContext.java:4334)
    at org.apache.catalina.core.ContainerBase.addChildInternal(ContainerBase.java:791)
    at org.apache.catalina.core.ContainerBase.addChild(ContainerBase.java:771)
    at org.apache.catalina.core.StandardHost.addChild(StandardHost.java:525)
    at org.apache.catalina.startup.HostConfig.deployDirectory(HostConfig.java:920)
    at org.apache.catalina.startup.HostConfig.deployDirectories(HostConfig.java:883)
    at org.apache.catalina.startup.HostConfig.deployApps(HostConfig.java:492)
    at org.apache.catalina.startup.HostConfig.start(HostConfig.java:1138)
    at org.apache.catalina.startup.HostConfig.lifecycleEvent(HostConfig.java:311)
    at org.apache.catalina.util.LifecycleSupport.fireLifecycleEvent(LifecycleSupport.java:117)
    at org.apache.catalina.core.ContainerBase.start(ContainerBase.java:1053)
    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:566)
    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)
13.01.2008 15:43:54 org.apache.catalina.core.StandardContext listenerStart
SCHWERWIEGEND: Error configuring application listener of class org.eclipse.birt.report.listener.ViewerServletContextListener
java.lang.ClassNotFoundException: org.eclipse.birt.report.listener.ViewerServletContextListener
    at org.apache.catalina.loader.WebappClassLoader.loadClass(WebappClassLoader.java:1358)
    at org.apache.catalina.loader.WebappClassLoader.loadClass(WebappClassLoader.java:1204)
    at org.apache.catalina.core.StandardContext.listenerStart(StandardContext.java:3770)
    at org.apache.catalina.core.StandardContext.start(StandardContext.java:4334)
    at org.apache.catalina.core.ContainerBase.addChildInternal(ContainerBase.java:791)
    at org.apache.catalina.core.ContainerBase.addChild(ContainerBase.java:771)
    at org.apache.catalina.core.StandardHost.addChild(StandardHost.java:525)
    at org.apache.catalina.startup.HostConfig.deployDirectory(HostConfig.java:920)
    at org.apache.catalina.startup.HostConfig.deployDirectories(HostConfig.java:883)
    at org.apache.catalina.startup.HostConfig.deployApps(HostConfig.java:492)
    at org.apache.catalina.startup.HostConfig.start(HostConfig.java:1138)
    at org.apache.catalina.startup.HostConfig.lifecycleEvent(HostConfig.java:311)
    at org.apache.catalina.util.LifecycleSupport.fireLifecycleEvent(LifecycleSupport.java:117)
    at org.apache.catalina.core.ContainerBase.start(ContainerBase.java:1053)
    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:566)
    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)
13.01.2008 15:43:54 org.apache.catalina.core.StandardContext listenerStart
SCHWERWIEGEND: Skipped installing application listeners due to previous error(s)
13.01.2008 15:43:54 org.apache.catalina.core.StandardContext start
SCHWERWIEGEND: Error listenerStart
13.01.2008 15:43:54 org.apache.catalina.core.StandardContext start
SCHWERWIEGEND: Context [/MERSimpleReportExample] startup failed due to previous errors
13.01.2008 15:43:54 org.apache.coyote.http11.Http11Protocol start
INFO: Starting Coyote HTTP/1.1 on http-8080
13.01.2008 15:43:54 org.apache.jk.common.ChannelSocket init
INFO: JK: ajp13 listening on /0.0.0.0:8009
13.01.2008 15:43:54 org.apache.jk.server.JkMain start
INFO: Jk running ID=0 time=0/47  config=null
13.01.2008 15:43:54 org.apache.catalina.startup.Catalina start
INFO: Server startup in 1014 ms

Did I missed a configuration?