HTTP Status 500 - Unable to compile class for JSP


type Exception report

message Unable to compile class for JSP

description The server encountered an internal error that prevented it from fulfilling this request.

exception

org.apache.jasper.JasperException: Unable to compile class for JSP
	org.apache.jasper.compiler.DefaultErrorHandler.javacError(DefaultErrorHandler.java:97)
	org.apache.jasper.compiler.ErrorDispatcher.javacError(ErrorDispatcher.java:346)
	org.apache.jasper.compiler.Compiler.generateClass(Compiler.java:439)
	org.apache.jasper.compiler.Compiler.compile(Compiler.java:497)
	org.apache.jasper.compiler.Compiler.compile(Compiler.java:476)
	org.apache.jasper.compiler.Compiler.compile(Compiler.java:464)
	org.apache.jasper.JspCompilationContext.compile(JspCompilationContext.java:511)
	org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:295)
	org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:292)
	org.apache.jasper.servlet.JspServlet.service(JspServlet.java:236)
	javax.servlet.http.HttpServlet.service(HttpServlet.java:723)

root cause

Unable to find a javac compiler;
com.sun.tools.javac.Main is not on the classpath.
Perhaps JAVA_HOME does not point to the JDK
	org.apache.tools.ant.taskdefs.compilers.CompilerAdapterFactory.getCompiler(CompilerAdapterFactory.java:105)
	org.apache.tools.ant.taskdefs.Javac.compile(Javac.java:929)
	org.apache.tools.ant.taskdefs.Javac.execute(Javac.java:758)
	org.apache.jasper.compiler.Compiler.generateClass(Compiler.java:407)
	org.apache.jasper.compiler.Compiler.compile(Compiler.java:497)
	org.apache.jasper.compiler.Compiler.compile(Compiler.java:476)
	org.apache.jasper.compiler.Compiler.compile(Compiler.java:464)
	org.apache.jasper.JspCompilationContext.compile(JspCompilationContext.java:511)
	org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:295)
	org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:292)
	org.apache.jasper.servlet.JspServlet.service(JspServlet.java:236)
	javax.servlet.http.HttpServlet.service(HttpServlet.java:723)

note The full stack trace of the root cause is available in the Apache Tomcat/6.0.53 logs.


Apache Tomcat/6.0.53