HTTP Status 500 - org.apache.jasper.JasperException: java.lang.ClassNotFoundException: org.apache.jsp.UnknownPage_jsp


type Exception report

message org.apache.jasper.JasperException: java.lang.ClassNotFoundException: org.apache.jsp.UnknownPage_jsp

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

exception

org.apache.jasper.JasperException: org.apache.jasper.JasperException: java.lang.ClassNotFoundException: org.apache.jsp.UnknownPage_jsp
	org.apache.jasper.servlet.JspServletWrapper.handleJspException(JspServletWrapper.java:549)
	org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:455)
	org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:390)
	org.apache.jasper.servlet.JspServlet.service(JspServlet.java:334)
	javax.servlet.http.HttpServlet.service(HttpServlet.java:728)
	org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:52)

root cause

org.apache.jasper.JasperException: java.lang.ClassNotFoundException: org.apache.jsp.UnknownPage_jsp
	org.apache.jasper.servlet.JspServletWrapper.getServlet(JspServletWrapper.java:177)
	org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:369)
	org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:390)
	org.apache.jasper.servlet.JspServlet.service(JspServlet.java:334)
	javax.servlet.http.HttpServlet.service(HttpServlet.java:728)
	org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:52)
	org.apache.jasper.runtime.PageContextImpl.doForward(PageContextImpl.java:746)
	org.apache.jasper.runtime.PageContextImpl.forward(PageContextImpl.java:716)
	org.apache.jsp.Sezione_jsp._jspService(Sezione_jsp.java:1440)
	org.apache.jasper.runtime.HttpJspBase.service(HttpJspBase.java:70)
	javax.servlet.http.HttpServlet.service(HttpServlet.java:728)
	org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:432)
	org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:390)
	org.apache.jasper.servlet.JspServlet.service(JspServlet.java:334)
	javax.servlet.http.HttpServlet.service(HttpServlet.java:728)
	org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:52)

root cause

java.lang.ClassNotFoundException: org.apache.jsp.UnknownPage_jsp
	java.net.URLClassLoader.findClass(URLClassLoader.java:382)
	org.apache.jasper.servlet.JasperLoader.loadClass(JasperLoader.java:132)
	org.apache.jasper.servlet.JasperLoader.loadClass(JasperLoader.java:63)
	org.apache.jasper.servlet.JspServletWrapper.getServlet(JspServletWrapper.java:172)
	org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:369)
	org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:390)
	org.apache.jasper.servlet.JspServlet.service(JspServlet.java:334)
	javax.servlet.http.HttpServlet.service(HttpServlet.java:728)
	org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:52)
	org.apache.jasper.runtime.PageContextImpl.doForward(PageContextImpl.java:746)
	org.apache.jasper.runtime.PageContextImpl.forward(PageContextImpl.java:716)
	org.apache.jsp.Sezione_jsp._jspService(Sezione_jsp.java:1440)
	org.apache.jasper.runtime.HttpJspBase.service(HttpJspBase.java:70)
	javax.servlet.http.HttpServlet.service(HttpServlet.java:728)
	org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:432)
	org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:390)
	org.apache.jasper.servlet.JspServlet.service(JspServlet.java:334)
	javax.servlet.http.HttpServlet.service(HttpServlet.java:728)
	org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:52)

note The full stack trace of the root cause is available in the Apache Tomcat/7.0.50 logs.


Apache Tomcat/7.0.50