http://www.instructables.com/id/Cheap_reliable_easily_mass_produced_squibs_for_gu/ ERROR 500: javax.servlet.jsp.JspException: ServletException in '/common/newlayout.jspx': ServletException in '/pages/explore/newrightbar.jsp': java.lang.reflect.InvocationTargetException Exception javax.servlet.jsp.JspException: ServletException in '/common/newlayout.jspx': ServletException in '/pages/explore/newrightbar.jsp': java.lang.reflect.InvocationTargetException at org.apache.tiles.taglib.InsertTag$InsertHandler.doEndTag(InsertTag.java:923) at org.apache.tiles.taglib.InsertTag.doEndTag(InsertTag.java:457) at _jsp._pages._explore._type._instructable__jsp._jspService(_instructable__jsp.java:292) at com.caucho.jsp.JavaPage.service(JavaPage.java:60) at com.caucho.jsp.Page.pageservice(Page.java:570) at com.caucho.server.dispatch.PageFilterChain.doFilter(PageFilterChain.java:179) at com.caucho.server.webapp.DispatchFilterChain.doFilter(DispatchFilterChain.java:115) at com.caucho.server.dispatch.ServletInvocation.service(ServletInvocation.java:229) at com.caucho.server.webapp.RequestDispatcherImpl.include(RequestDispatcherImpl.java:485) at com.caucho.server.webapp.RequestDispatcherImpl.include(RequestDispatcherImpl.java:350) at com.instructables.servlet.ActionServlet.sendToJspPage(ActionServlet.java:228) at com.instructables.servlet.ActionServlet.doGet(ActionServlet.java:87) at javax.servlet.http.HttpServlet.service(HttpServlet.java:115) at javax.servlet.http.HttpServlet.service(HttpServlet.java:92) at com.caucho.server.dispatch.ServletFilterChain.doFilter(ServletFilterChain.java:106) at com.caucho.filters.GzipFilter.doFilter(GzipFilter.java:208) at com.instructables.filter.FilterWrapperFilter.doFilter(FilterWrapperFilter.java:48) at com.caucho.server.dispatch.FilterFilterChain.doFilter(FilterFilterChain.java:70) at com.instructables.filter.HibernateSessionRequestFilter.doFilter(HibernateSessionRequestFilter.java:44) at com.caucho.server.dispatch.FilterFilterChain.doFilter(FilterFilterChain.java:70) at com.instructables.filter.SecurityFilter.doFilter(SecurityFilter.java:134) at com.caucho.server.dispatch.FilterFilterChain.doFilter(FilterFilterChain.java:70) at com.instructables.filter.SetupFilter.doFilter(SetupFilter.java:63) at com.caucho.server.dispatch.FilterFilterChain.doFilter(FilterFilterChain.java:70) at com.caucho.server.webapp.WebAppFilterChain.doFilter(WebAppFilterChain.java:173) at com.caucho.server.dispatch.ServletInvocation.service(ServletInvocation.java:229) at com.caucho.server.http.HttpRequest.handleRequest(HttpRequest.java:274) at com.caucho.server.port.TcpConnection.run(TcpConnection.java:511) at com.caucho.util.ThreadPool.runTasks(ThreadPool.java:520) at com.caucho.util.ThreadPool.run(ThreadPool.java:442) at java.lang.Thread.run(Thread.java:595) Caused by: javax.servlet.ServletException: javax.servlet.jsp.JspException: ServletException in '/pages/explore/newrightbar.jsp': java.lang.reflect.InvocationTargetException at com.caucho.jsp.PageContextImpl.handlePageException(PageContextImpl.java:1114) at _jsp._common._newlayout__jspx._jspService(_newlayout__jspx.java:284) at com.caucho.jsp.JavaPage.service(JavaPage.java:60) at com.caucho.jsp.Page.pageservice(Page.java:570) at com.caucho.server.dispatch.PageFilterChain.doFilter(PageFilterChain.java:179) at com.caucho.server.webapp.DispatchFilterChain.doFilter(DispatchFilterChain.java:115) at com.caucho.server.dispatch.ServletInvocation.service(ServletInvocation.java:229) at com.caucho.server.webapp.RequestDispatcherImpl.include(RequestDispatcherImpl.java:485) at com.caucho.server.webapp.RequestDispatcherImpl.include(RequestDispatcherImpl.java:350) at com.caucho.jsp.PageContextImpl.include(PageContextImpl.java:927) at com.caucho.jsp.PageContextImpl.include(PageContextImpl.java:864) at org.apache.tiles.TilesUtilImpl.doInclude(TilesUtilImpl.java:143) at org.apache.tiles.TilesUtil.doInclude(TilesUtil.java:149) at org.apache.tiles.taglib.InsertTag.doInclude(InsertTag.java:760) at org.apache.tiles.taglib.InsertTag$InsertHandler.doEndTag(InsertTag.java:892) ... 30 more Caused by: javax.servlet.jsp.JspException: ServletException in '/pages/explore/newrightbar.jsp': java.lang.reflect.InvocationTargetException at org.apache.tiles.taglib.InsertTag$InsertHandler.doEndTag(InsertTag.java:923) at org.apache.tiles.taglib.InsertTag.doEndTag(InsertTag.java:457) at _jsp._common._newlayout__jspx._jspService(_newlayout__jspx.java:241) ... 43 more Caused by: javax.servlet.ServletException: javax.servlet.jsp.el.ELException: java.lang.reflect.InvocationTargetException at com.caucho.jsp.PageContextImpl.handlePageException(PageContextImpl.java:1114) at _jsp._pages._instructable._related_0rightbar_0box__jsp._jspService(_related_0rightbar_0box__jsp.java:57) at com.caucho.jsp.JavaPage.service(JavaPage.java:60) at com.caucho.jsp.Page.pageservice(Page.java:570) at com.caucho.server.dispatch.PageFilterChain.doFilter(PageFilterChain.java:179) at com.caucho.server.webapp.DispatchFilterChain.doFilter(DispatchFilterChain.java:115) at com.caucho.server.dispatch.ServletInvocation.service(ServletInvocation.java:229) at com.caucho.server.webapp.RequestDispatcherImpl.include(RequestDispatcherImpl.java:485) at com.caucho.server.webapp.RequestDispatcherImpl.include(RequestDispatcherImpl.java:350) at com.caucho.jsp.PageContextImpl.include(PageContextImpl.java:927) at _jsp._pages._explore._newrightbar__jsp._jspService(_newrightbar__jsp.java:239) at com.caucho.jsp.JavaPage.service(JavaPage.java:60) at com.caucho.jsp.Page.pageservice(Page.java:570) at com.caucho.server.dispatch.PageFilterChain.doFilter(PageFilterChain.java:179) at com.caucho.server.webapp.DispatchFilterChain.doFilter(DispatchFilterChain.java:115) at com.caucho.server.dispatch.ServletInvocation.service(ServletInvocation.java:229) at com.caucho.server.webapp.RequestDispatcherImpl.include(RequestDispatcherImpl.java:485) at com.caucho.server.webapp.RequestDispatcherImpl.include(RequestDispatcherImpl.java:350) at com.caucho.jsp.PageContextImpl.include(PageContextImpl.java:927) at com.caucho.jsp.PageContextImpl.include(PageContextImpl.java:864) at org.apache.tiles.TilesUtilImpl.doInclude(TilesUtilImpl.java:143) at org.apache.tiles.TilesUtil.doInclude(TilesUtil.java:149) at org.apache.tiles.taglib.InsertTag.doInclude(InsertTag.java:760) at org.apache.tiles.taglib.InsertTag$InsertHandler.doEndTag(InsertTag.java:892) ... 45 more Caused by: javax.servlet.jsp.el.ELException: java.lang.reflect.InvocationTargetException at com.caucho.el.StaticMethodExpr.evalMethod(StaticMethodExpr.java:142) at com.caucho.el.FunctionExpr.evalObject(FunctionExpr.java:71) at _jsp._WEB_22dINF._tags._relatedItems__tagx.doTag(_relatedItems__tagx.java:97) at _jsp._pages._instructable._related_0rightbar_0box__jsp._jspService(_related_0rightbar_0box__jsp.java:53) ... 67 more Caused by: java.lang.reflect.InvocationTargetException at sun.reflect.GeneratedMethodAccessor566.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25) at java.lang.reflect.Method.invoke(Method.java:585) at com.caucho.el.StaticMethodExpr.evalMethod(StaticMethodExpr.java:133) ... 70 more Caused by: org.apache.solr.client.solrj.SolrServerException: Bad Gateway Caused by: Server side exception, status = 502: Bad Gateway at org.apache.solr.client.solrj.impl.CommonsHttpSolrServer.request(CommonsHttpSolrServer.java:175) at org.apache.solr.client.solrj.query.SolrQuery.process(SolrQuery.java:297) at com.instructables.manager.SolrManagerImpl.getRelatedInstructables(SolrManagerImpl.java:205) at com.instructables.taglib.Functions.getRelatedInstructables(Functions.java:925) ... 74 more