Unexpected Technical Error


Error Message is: javax.servlet.jsp.JspException: No collection found
Stack Trace is :
javax.servlet.ServletException: javax.servlet.jsp.JspException: No collection found
	at org.apache.jasper.runtime.PageContextImpl.doHandlePageException(PageContextImpl.java:845)
	at org.apache.jasper.runtime.PageContextImpl.handlePageException(PageContextImpl.java:774)
	at org.apache.jsp.administratornews_jsp._jspService(administratornews_jsp.java:548)
	at org.apache.jasper.runtime.HttpJspBase.service(HttpJspBase.java:69)
	at javax.servlet.http.HttpServlet.service(HttpServlet.java:847)
	at org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:365)
	at org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:309)
	at org.apache.jasper.servlet.JspServlet.service(JspServlet.java:242)
	at javax.servlet.http.HttpServlet.service(HttpServlet.java:847)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:295)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:214)
	at org.apache.catalina.core.ApplicationDispatcher.invoke(ApplicationDispatcher.java:832)
	at org.apache.catalina.core.ApplicationDispatcher.processRequest(ApplicationDispatcher.java:620)
	at org.apache.catalina.core.ApplicationDispatcher.doForward(ApplicationDispatcher.java:553)
	at org.apache.catalina.core.ApplicationDispatcher.forward(ApplicationDispatcher.java:482)
	at org.apache.struts.action.RequestProcessor.doForward(RequestProcessor.java:964)
	at org.apache.struts.action.RequestProcessor.processActionForward(RequestProcessor.java:398)
	at org.apache.struts.action.RequestProcessor.process(RequestProcessor.java:263)
	at org.apache.struts.action.ActionServlet.process(ActionServlet.java:1049)
	at org.apache.struts.action.ActionServlet.doGet(ActionServlet.java:442)
	at javax.servlet.http.HttpServlet.service(HttpServlet.java:734)
	at javax.servlet.http.HttpServlet.service(HttpServlet.java:847)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:295)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:214)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:230)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:149)
	at org.jboss.as.web.security.SecurityContextAssociationValve.invoke(SecurityContextAssociationValve.java:169)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:145)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:97)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:102)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:336)
	at org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:856)
	at org.apache.coyote.http11.Http11Protocol$Http11ConnectionHandler.process(Http11Protocol.java:653)
	at org.apache.tomcat.util.net.JIoEndpoint$Worker.run(JIoEndpoint.java:920)
	at java.lang.Thread.run(Thread.java:745)
Caused by: javax.servlet.jsp.JspException: No collection found
	at org.apache.struts.taglib.logic.IterateTag.doStartTag(IterateTag.java:304)
	at org.apache.jsp.administratornews_jsp._jspService(administratornews_jsp.java:341)
	... 32 more