FacesContext Not found -- ERRO no JSF Myfaces (Eclipse) com Tomcat 6

Pessoal estou comecando a utilizar o jsf, e estou fazendo um simples HELLOWORLD, e informa o seguinte erro:

java.lang.RuntimeException: FacesContext not found
at javax.faces.webapp.UIComponentClassicTagBase.getFacesContext(UIComponentClassicTagBase.java:241)
at javax.faces.webapp.UIComponentClassicTagBase.getPreviousJspIdsSet(UIComponentClassicTagBase.java:1229)
at javax.faces.webapp.UIComponentClassicTagBase.checkIfItIsInAnIterator(UIComponentClassicTagBase.java:1214)
at javax.faces.webapp.UIComponentClassicTagBase.setJspId(UIComponentClassicTagBase.java:168)
at org.apache.jsp.helloWorld_jsp._jspx_meth_f_005fview_005f0(helloWorld_jsp.java:96)
at org.apache.jsp.helloWorld_jsp._jspService(helloWorld_jsp.java:70)
at org.apache.jasper.runtime.HttpJspBase.service(HttpJspBase.java:70)
at javax.servlet.http.HttpServlet.service(HttpServlet.java:717)
at org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:374)
at org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:342)
at org.apache.jasper.servlet.JspServlet.service(JspServlet.java:267)
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.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:845)
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)

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apenas modifiquei a porta do tomcat para 8000, porque a porta 8080 estou utilizando o oracle, no mais tudo esta ok.
Meu tomcat roda perfeitamente.