HTTP Status 500 – Internal Server Error


Type Exception Report

Message java.lang.ClassCastException: org.apache.catalina.util.ParameterMap cannot be cast to java.util.HashMap

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

Exception

org.apache.jasper.JasperException: java.lang.ClassCastException: org.apache.catalina.util.ParameterMap cannot be cast to java.util.HashMap
	org.apache.jasper.servlet.JspServletWrapper.handleJspException(JspServletWrapper.java:598)
	org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:514)
	org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:386)
	org.apache.jasper.servlet.JspServlet.service(JspServlet.java:330)
	javax.servlet.http.HttpServlet.service(HttpServlet.java:741)
	org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:52)
	com.opensymphony.module.sitemesh.filter.PageFilter.parsePage(PageFilter.java:119)
	com.opensymphony.module.sitemesh.filter.PageFilter.doFilter(PageFilter.java:55)
	org.apache.catalina.filters.CorsFilter.handleNonCORS(CorsFilter.java:364)
	org.apache.catalina.filters.CorsFilter.doFilter(CorsFilter.java:170)
	it.webseed.fzeri.Filters.XSSFilter.doFilter(XSSFilter.java:69)
	it.webseed.fzeri.Filters.CheckLayout.doFilter(CheckLayout.java:74)
	it.webseed.fzeri.Filters.CheckLocale.doFilter(CheckLocale.java:76)
	org.tuckey.web.filters.urlrewrite.RuleChain.handleRewrite(RuleChain.java:176)
	org.tuckey.web.filters.urlrewrite.RuleChain.doRules(RuleChain.java:145)
	org.tuckey.web.filters.urlrewrite.UrlRewriter.processRequest(UrlRewriter.java:92)
	org.tuckey.web.filters.urlrewrite.UrlRewriteFilter.doFilter(UrlRewriteFilter.java:381)
	it.webseed.fzeri.Filters.Minify.doFilter(Minify.java:58)
	org.apache.catalina.filters.AddDefaultCharsetFilter.doFilter(AddDefaultCharsetFilter.java:89)

Root Cause

java.lang.ClassCastException: org.apache.catalina.util.ParameterMap cannot be cast to java.util.HashMap
	org.apache.jsp.ricerca_jsp._jspService(ricerca_jsp.java:131)
	org.apache.jasper.runtime.HttpJspBase.service(HttpJspBase.java:71)
	javax.servlet.http.HttpServlet.service(HttpServlet.java:741)
	org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:476)
	org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:386)
	org.apache.jasper.servlet.JspServlet.service(JspServlet.java:330)
	javax.servlet.http.HttpServlet.service(HttpServlet.java:741)
	org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:52)
	com.opensymphony.module.sitemesh.filter.PageFilter.parsePage(PageFilter.java:119)
	com.opensymphony.module.sitemesh.filter.PageFilter.doFilter(PageFilter.java:55)
	org.apache.catalina.filters.CorsFilter.handleNonCORS(CorsFilter.java:364)
	org.apache.catalina.filters.CorsFilter.doFilter(CorsFilter.java:170)
	it.webseed.fzeri.Filters.XSSFilter.doFilter(XSSFilter.java:69)
	it.webseed.fzeri.Filters.CheckLayout.doFilter(CheckLayout.java:74)
	it.webseed.fzeri.Filters.CheckLocale.doFilter(CheckLocale.java:76)
	org.tuckey.web.filters.urlrewrite.RuleChain.handleRewrite(RuleChain.java:176)
	org.tuckey.web.filters.urlrewrite.RuleChain.doRules(RuleChain.java:145)
	org.tuckey.web.filters.urlrewrite.UrlRewriter.processRequest(UrlRewriter.java:92)
	org.tuckey.web.filters.urlrewrite.UrlRewriteFilter.doFilter(UrlRewriteFilter.java:381)
	it.webseed.fzeri.Filters.Minify.doFilter(Minify.java:58)
	org.apache.catalina.filters.AddDefaultCharsetFilter.doFilter(AddDefaultCharsetFilter.java:89)

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


Apache Tomcat/8.5.53