I try to use example:
the servlet's example run correctly but the jsp's exaples not!
the browser give me the error: "error 500"
What can I do?
Thankyou in advance, Rino.
Error: 500
Location: /examples/jsp/num/numguess.jsp
Internal Servlet Error:
javax.servlet.ServletException: sun/tools/javac/Main
at java.lang.Throwable.fillInStackTrace(Throwable.java:native)
at java.lang.Throwable.(Throwable.java:38)
at java.lang.Exception.(Exception.java:24)
at javax.servlet.ServletException.(ServletException.java:line
unknown, pc 0x8d8bd21)
at org.apache.jasper.servlet.JspServlet.service(JspServlet.java:line
unknown, pc 0x8d32e2d)
at javax.servlet.http.HttpServlet.service(HttpServlet.java:line
unknown, pc 0x89a9b12)
at
org.apache.tomcat.core.ServletWrapper.doService(ServletWrapper.java:line
unknown, pc 0x8d17a86)
at org.apache.tomcat.core.Handler.service(Handler.java:line unknown,
pc 0x8b486fb)
at
org.apache.tomcat.core.ServletWrapper.service(ServletWrapper.java:line
unknown, pc 0x8b475fb)
at
org.apache.tomcat.core.ContextManager.internalService(ContextManager.java:line
unknown, pc 0x8acfa35)
at
org.apache.tomcat.core.ContextManager.service(ContextManager.java:line
unknown, pc 0x8acba39)
at
org.apache.tomcat.service.http.HttpConnectionHandler.processConnection(HttpConnectionHandler.java:line
unknown, pc 0x8a28c71)
at
org.apache.tomcat.service.TcpWorkerThread.runIt(PoolTcpEndpoint.java:line
unknown, pc 0x887be31)
at
org.apache.tomcat.util.ThreadPool$ControlRunnable.run(ThreadPool.java:line
unknown, pc 0x8238439)
at java.lang.Thread.run(Thread.java:325)
Root cause:
java.lang.NoClassDefFoundError: sun/tools/javac/Main
at
org.apache.jasper.compiler.SunJavaCompiler.compile(SunJavaCompiler.java:line
unknown, pc 0x8db0824)
at org.apache.jasper.compiler.Compiler.compile(Compiler.java:line
unknown, pc 0x8d51ddd)
at
org.apache.jasper.servlet.JspServlet.doLoadJSP(JspServlet.java:line unknown,
pc 0x8d3b477)
at
org.apache.jasper.servlet.JasperLoader12$1.run(JasperLoader12.java:line
unknown, pc 0x8abf0bd)
at
java.security.AccessController.doPrivileged(AccessController.java:37)
at
org.apache.jasper.servlet.JasperLoader12.loadJSP(JasperLoader12.java:line
unknown, pc 0x8d2d9ca)
at org.apache.jasper.servlet.JspServlet.loadJSP(JspServlet.java:line
unknown, pc 0x8a21e86)
at
org.apache.jasper.servlet.JspServlet$JspServletWrapper.loadIfNecessary(JspServlet.java:line
unknown, pc 0x8d2e270)
at
org.apache.jasper.servlet.JspServlet$JspServletWrapper.service(JspServlet.java:line
unknown, pc 0x8d2c875)
at
org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:line
unknown, pc 0x8d30ab6)
at org.apache.jasper.servlet.JspServlet.service(JspServlet.java:line
unknown, pc 0x8d32cf0)
at javax.servlet.http.HttpServlet.service(HttpServlet.java:line
unknown, pc 0x89a9b12)
at
org.apache.tomcat.core.ServletWrapper.doService(ServletWrapper.java:line
unknown, pc 0x8d17a86)
at org.apache.tomcat.core.Handler.service(Handler.java:line unknown,
pc 0x8b486fb)
at
org.apache.tomcat.core.ServletWrapper.service(ServletWrapper.java:line
unknown, pc 0x8b475fb)
at
org.apache.tomcat.core.ContextManager.internalService(ContextManager.java:line
unknown, pc 0x8acfa35)
at
org.apache.tomcat.core.ContextManager.service(ContextManager.java:line
unknown, pc 0x8acba39)
at
org.apache.tomcat.service.http.HttpConnectionHandler.processConnection(HttpConnectionHandler.java:line
unknown, pc 0x8a28c71)
at
org.apache.tomcat.service.TcpWorkerThread.runIt(PoolTcpEndpoint.java:line
unknown, pc 0x887be31)
at org.apache.tomcat.util.ThreadPool$ControlR
