HTTP Status 500 – Internal Server Error


Type Exception Report

Message Unable to compile class for JSP

Description The server encountered an unexpected condition that prevented it from fulfilling the request.

Exception

org.apache.jasper.JasperException: Unable to compile class for JSP
	org.apache.jasper.JspCompilationContext.compile(JspCompilationContext.java:675)
	org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:400)
	org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:395)
	org.apache.jasper.servlet.JspServlet.service(JspServlet.java:339)
	javax.servlet.http.HttpServlet.service(HttpServlet.java:731)
	org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:52)

Root Cause

javax.el.ELException: Unable to find ExpressionFactory of type: # Licensed to the Apache Software Foundation (ASF) under one or more
	javax.el.ExpressionFactory.newInstance(ExpressionFactory.java:210)
	javax.el.ExpressionFactory.newInstance(ExpressionFactory.java:149)
	org.apache.jasper.compiler.PageInfo.<init>(PageInfo.java:79)
	org.apache.jasper.compiler.Compiler.generateJava(Compiler.java:116)
	org.apache.jasper.compiler.Compiler.compile(Compiler.java:394)
	org.apache.jasper.compiler.Compiler.compile(Compiler.java:370)
	org.apache.jasper.compiler.Compiler.compile(Compiler.java:354)
	org.apache.jasper.JspCompilationContext.compile(JspCompilationContext.java:660)
	org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:400)
	org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:395)
	org.apache.jasper.servlet.JspServlet.service(JspServlet.java:339)
	javax.servlet.http.HttpServlet.service(HttpServlet.java:731)
	org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:52)

Root Cause

java.lang.ClassNotFoundException: # Licensed to the Apache Software Foundation (ASF) under one or more
	org.apache.catalina.loader.WebappClassLoaderBase.loadClass(WebappClassLoaderBase.java:1951)
	org.apache.catalina.loader.WebappClassLoaderBase.loadClass(WebappClassLoaderBase.java:1794)
	javax.el.ExpressionFactory.newInstance(ExpressionFactory.java:203)
	javax.el.ExpressionFactory.newInstance(ExpressionFactory.java:149)
	org.apache.jasper.compiler.PageInfo.<init>(PageInfo.java:79)
	org.apache.jasper.compiler.Compiler.generateJava(Compiler.java:116)
	org.apache.jasper.compiler.Compiler.compile(Compiler.java:394)
	org.apache.jasper.compiler.Compiler.compile(Compiler.java:370)
	org.apache.jasper.compiler.Compiler.compile(Compiler.java:354)
	org.apache.jasper.JspCompilationContext.compile(JspCompilationContext.java:660)
	org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:400)
	org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:395)
	org.apache.jasper.servlet.JspServlet.service(JspServlet.java:339)
	javax.servlet.http.HttpServlet.service(HttpServlet.java:731)
	org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:52)

Note The full stack trace of the root cause is available in the server logs.


Apache Tomcat/7.0.100 (Debian)