jasper.compiler.ParseException

[A M Haneef]

Hi,

I just installed tomcat3.3 with apache and when I tried to execute the
examples provided with tomcat I getting these errors.
For jsp I am getting 
org.apache.jasper.compiler.ParseException: Cannot read file:
/jsp/num/numguess.jsp
        at
org.apache.jasper.compiler.JspReader.pushFile(JspReader.java:242)
        at
org.apache.jasper.compiler.JspReader.pushFile(JspReader.java:165)
        at org.apache.jasper.compiler.JspReader.(JspReader.java:283)
        at
org.apache.jasper.compiler.JspReader.createJspReader(JspReader.java:289)
        at
org.apache.jasper.compiler.Compiler.compile(Compiler.java:159)
        at
org.apache.tomcat.facade.JasperLiaison.jsp2java(JspInterceptor.java:665)
        at
org.apache.tomcat.facade.JasperLiaison.processJspFile(JspInterceptor.java:618)
        at
org.apache.tomcat.facade.JspInterceptor.requestMap(JspInterceptor.java:437)
        at
org.apache.tomcat.core.ContextManager.processRequest(ContextManager.java:915)
        at
org.apache.tomcat.core.ContextManager.internalService(ContextManager.java:820)
        at
org.apache.tomcat.core.ContextManager.service(ContextManager.java:778)
        at
org.apache.tomcat.modules.server.Http10Interceptor.processConnection(Http10Interceptor.java:150)
        at
org.apache.tomcat.util.net.TcpWorkerThread.runIt(PoolTcpEndpoint.java:435)
        at
org.apache.tomcat.util.threads.ThreadPool$ControlRunnable.run(ThreadPool.java:505)
        at java.lang.Thread.run(Thread.java:484)

For servlets
java.lang.NoSuchMethodError
        at HelloWorldExample.doGet(HelloWorldExample.java:24)
        at javax.servlet.http.HttpServlet.service(HttpServlet.java:499)
        at javax.servlet.http.HttpServlet.service(HttpServlet.java:588)
        at
org.apache.tomcat.facade.ServletHandler.doService(ServletHandler.java:500)
        at org.apache.tomcat.core.Handler.service(Handler.java:223)
        at
org.apache.tomcat.facade.ServletHandler.service(ServletHandler.java:448)
        at
org.apache.tomcat.core.ContextManager.internalService(ContextManager.java:865)
        at
org.apache.tomcat.core.ContextManager.service(ContextManager.java:778)
        at
org.apache.tomcat.modules.server.Http10Interceptor.processConnection(Http10Interceptor.java:150)
        at
org.apache.tomcat.util.net.TcpWorkerThread.runIt(PoolTcpEndpoint.java:435)
        at
org.apache.tomcat.util.threads.ThreadPool$ControlRunnable.run(ThreadPool.java:505)
        at java.lang.Thread.run(Thread.java:484)

can someone please help?

Thanks in advance
Abjin