bom pessoal estou começando em java e me deparo com alguns erros que não compreendo.
estou começando a desenvolver um aplicativo web simple seguindo a apostila da caelum que conecta com o banco de dados e retorna uma busca do banco de dados.
mas estou me deparando com o seguinte erro na inicialização do servidor:
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09/10/2011 22:08:29 org.apache.catalina.core.AprLifecycleListener init
INFO: The APR based Apache Tomcat Native library which allows optimal performance in production environments was not found on the java.library.path: C:\Program Files\Java\jre6\bin;C:\Windows\Sun\Java\bin;C:\Windows\system32;C:\Windows;C:/Program Files/Java/jre6/bin/client;C:/Program Files/Java/jre6/bin;C:/Program Files/Java/jre6/lib/i386;C:\app\Diego\product\11.2.0\client_1\install\bin;C:\Program Files\Oracle\jre\1.1.8\bin;C:\app\Diego\product\11.2.0\client_1;C:\Program Files\Common Files\Microsoft Shared\Windows Live;C:\Windows\system32;C:\Windows;C:\Windows\System32\Wbem;C:\Windows\System32\WindowsPowerShell\v1.0;C:\Program Files\Windows Live\Shared;C:\OracleClient;C:\Users\Diego\Downloads\eclipse;;.
09/10/2011 22:08:29 org.apache.tomcat.util.digester.SetPropertiesRule begin
AVISO: [SetPropertiesRule]{Server/Service/Engine/Host/Context} Setting property ‘source’ to ‘org.eclipse.jst.jee.server:testealunos’ did not find a matching property.
09/10/2011 22:08:30 org.apache.coyote.http11.Http11Protocol init
INFO: Initializing Coyote HTTP/1.1 on http-8080
09/10/2011 22:08:30 org.apache.catalina.startup.Catalina load
INFO: Initialization processed in 1513 ms
09/10/2011 22:08:31 org.apache.catalina.core.StandardService start
INFO: Starting service Catalina
09/10/2011 22:08:31 org.apache.catalina.core.StandardEngine start
INFO: Starting Servlet Engine: Apache Tomcat/6.0.33
09/10/2011 22:08:31 org.apache.catalina.core.StandardContext filterStart
GRAVE: Exception starting filter struts2
java.lang.ClassNotFoundException:
at org.apache.catalina.loader.WebappClassLoader.loadClass(WebappClassLoader.java:1680)
at org.apache.catalina.loader.WebappClassLoader.loadClass(WebappClassLoader.java:1526)
at org.apache.catalina.core.ApplicationFilterConfig.getFilter(ApplicationFilterConfig.java:269)
at org.apache.catalina.core.ApplicationFilterConfig.setFilterDef(ApplicationFilterConfig.java:422)
at org.apache.catalina.core.ApplicationFilterConfig.(ApplicationFilterConfig.java:115)
at org.apache.catalina.core.StandardContext.filterStart(StandardContext.java:4072)
at org.apache.catalina.core.StandardContext.start(StandardContext.java:4726)
at org.apache.catalina.core.ContainerBase.start(ContainerBase.java:1057)
at org.apache.catalina.core.StandardHost.start(StandardHost.java:840)
at org.apache.catalina.core.ContainerBase.start(ContainerBase.java:1057)
at org.apache.catalina.core.StandardEngine.start(StandardEngine.java:463)
at org.apache.catalina.core.StandardService.start(StandardService.java:525)
at org.apache.catalina.core.StandardServer.start(StandardServer.java:754)
at org.apache.catalina.startup.Catalina.start(Catalina.java:595)
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:289)
at org.apache.catalina.startup.Bootstrap.main(Bootstrap.java:414)
09/10/2011 22:08:31 org.apache.catalina.core.StandardContext start
GRAVE: Error filterStart
09/10/2011 22:08:31 org.apache.catalina.core.StandardContext start
GRAVE: Context [/testealunos] startup failed due to previous errors
09/10/2011 22:08:32 org.apache.catalina.startup.HostConfig deployDescriptor
INFO: Deploying configuration descriptor host-manager.xml
09/10/2011 22:08:32 org.apache.catalina.startup.HostConfig deployDescriptor
INFO: Deploying configuration descriptor manager.xml
09/10/2011 22:08:32 org.apache.catalina.startup.HostConfig deployDirectory
INFO: Deploying web application directory docs
09/10/2011 22:08:32 org.apache.catalina.startup.HostConfig deployDirectory
INFO: Deploying web application directory examples
09/10/2011 22:08:33 org.apache.catalina.core.ApplicationContext log
INFO: ContextListener: contextInitialized()
09/10/2011 22:08:33 org.apache.catalina.core.ApplicationContext log
INFO: SessionListener: contextInitialized()
09/10/2011 22:08:33 org.apache.catalina.startup.HostConfig deployDirectory
INFO: Deploying web application directory ROOT
09/10/2011 22:08:33 org.apache.coyote.http11.Http11Protocol start
INFO: Starting Coyote HTTP/1.1 on http-8080
09/10/2011 22:08:33 org.apache.jk.common.ChannelSocket init
INFO: JK: ajp13 listening on /0.0.0.0:8009
09/10/2011 22:08:33 org.apache.jk.server.JkMain start
INFO: Jk running ID=0 time=0/31 config=null
09/10/2011 22:08:33 org.apache.catalina.startup.Catalina start
INFO: Server startup in 2573 ms
vocês saberia me dizer qual seria a solução para essa mensagem de erro?