Exception in JSP java.lang.NullPointerException: Cannot invoke "com.tdesolutions.summit.SiteInfo$Page.getNumberOfAccos()" because "prevSitePage" is null:Cannot invoke "com.tdesolutions.summit.SiteInfo$Page.getNumberOfAccos()" because "prevSitePage" is null java.lang.NullPointerException: Cannot invoke "com.tdesolutions.summit.SiteInfo$Page.getNumberOfAccos()" because "prevSitePage" is null at org.apache.jsp.jsp.od._44.od_005f11555_005fTemplate_005fAccomodation_jsp._jspService(od_005f11555_005fTemplate_005fAccomodation_jsp.java:287) at org.apache.jasper.runtime.HttpJspBase.service(HttpJspBase.java:70) at jakarta.servlet.http.HttpServlet.service(HttpServlet.java:658) at org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:456) at org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:380) at org.apache.jasper.servlet.JspServlet.service(JspServlet.java:328) at jakarta.servlet.http.HttpServlet.service(HttpServlet.java:658) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:205) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:149) at org.apache.catalina.core.ApplicationDispatcher.invoke(ApplicationDispatcher.java:642) at org.apache.catalina.core.ApplicationDispatcher.doInclude(ApplicationDispatcher.java:520) at org.apache.catalina.core.ApplicationDispatcher.include(ApplicationDispatcher.java:463) at com.tdesolutions.od.base.JSPUtil.includeJSP(JSPUtil.java:687) at org.apache.jsp.jsp.od._44.od_005f11538_005fSection_jsp._jspService(od_005f11538_005fSection_jsp.java:363) at org.apache.jasper.runtime.HttpJspBase.service(HttpJspBase.java:70) at jakarta.servlet.http.HttpServlet.service(HttpServlet.java:658) at org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:456) at org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:380) at org.apache.jasper.servlet.JspServlet.service(JspServlet.java:328) at jakarta.servlet.http.HttpServlet.service(HttpServlet.java:658) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:205) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:149) at org.apache.catalina.core.ApplicationDispatcher.invoke(ApplicationDispatcher.java:642) at org.apache.catalina.core.ApplicationDispatcher.doInclude(ApplicationDispatcher.java:520) at org.apache.catalina.core.ApplicationDispatcher.include(ApplicationDispatcher.java:463) at com.tdesolutions.od.base.JSPUtil.includeJSP(JSPUtil.java:687) at org.apache.jsp.jsp.od._44.od_005f48640_005fBody_jsp._jspService(od_005f48640_005fBody_jsp.java:227) at org.apache.jasper.runtime.HttpJspBase.service(HttpJspBase.java:70) at jakarta.servlet.http.HttpServlet.service(HttpServlet.java:658) at org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:456) at org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:380) at org.apache.jasper.servlet.JspServlet.service(JspServlet.java:328) at jakarta.servlet.http.HttpServlet.service(HttpServlet.java:658) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:205) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:149) at org.apache.catalina.core.ApplicationDispatcher.invoke(ApplicationDispatcher.java:642) at org.apache.catalina.core.ApplicationDispatcher.doInclude(ApplicationDispatcher.java:520) at org.apache.catalina.core.ApplicationDispatcher.include(ApplicationDispatcher.java:463) at com.tdesolutions.od.base.JSPUtil.getJSPString(JSPUtil.java:261) at org.apache.jsp.jsp.OD7_005fDesignPage_jsp._jspService(OD7_005fDesignPage_jsp.java:382) at org.apache.jasper.runtime.HttpJspBase.service(HttpJspBase.java:70) at jakarta.servlet.http.HttpServlet.service(HttpServlet.java:658) at org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:456) at org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:380) at org.apache.jasper.servlet.JspServlet.service(JspServlet.java:328) at jakarta.servlet.http.HttpServlet.service(HttpServlet.java:658) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:205) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:149) at org.apache.catalina.core.ApplicationDispatcher.invoke(ApplicationDispatcher.java:642) at org.apache.catalina.core.ApplicationDispatcher.doInclude(ApplicationDispatcher.java:520) at org.apache.catalina.core.ApplicationDispatcher.include(ApplicationDispatcher.java:463) at com.tdesolutions.od.base.ODServlet.includeJSP(ODServlet.java:1006) at com.tdesolutions.od.base.ODProject.show(ODProject.java:2233) at com.tdesolutions.od.base.ODProject.show(ODProject.java:2216) at com.tdesolutions.summit.SummitODProject.show(SummitODProject.java:233) at com.tdesolutions.od.base.ODProject.doCall(ODProject.java:502) at com.tdesolutions.od.base.ODServlet.doCall(ODServlet.java:399) at com.tdesolutions.od.base.ODServlet.doGet(ODServlet.java:488) at jakarta.servlet.http.HttpServlet.service(HttpServlet.java:564) at jakarta.servlet.http.HttpServlet.service(HttpServlet.java:658) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:205) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:149) at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:51) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:174) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:149) at org.apache.catalina.core.ApplicationDispatcher.invoke(ApplicationDispatcher.java:642) at org.apache.catalina.core.ApplicationDispatcher.processRequest(ApplicationDispatcher.java:408) at org.apache.catalina.core.ApplicationDispatcher.doForward(ApplicationDispatcher.java:340) at org.apache.catalina.core.ApplicationDispatcher.forward(ApplicationDispatcher.java:277) at org.apache.jsp.site_jsp.doForward(site_jsp.java:110) at org.apache.jsp.site_jsp._jspService(site_jsp.java:241) at org.apache.jasper.runtime.HttpJspBase.service(HttpJspBase.java:70) at jakarta.servlet.http.HttpServlet.service(HttpServlet.java:658) at org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:456) at org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:380) at org.apache.jasper.servlet.JspServlet.service(JspServlet.java:328) at jakarta.servlet.http.HttpServlet.service(HttpServlet.java:658) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:205) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:149) at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:51) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:174) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:149) at compressionFilters.MyTomcatCompressionFilter.doFilter(MyTomcatCompressionFilter.java:145) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:174) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:149) at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:166) at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:90) at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:482) at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:115) at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:93) at org.apache.catalina.valves.AbstractAccessLogValve.invoke(AbstractAccessLogValve.java:676) at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:74) at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:341) at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:390) at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:63) at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:894) at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1741) at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:52) at org.apache.tomcat.util.threads.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1191) at org.apache.tomcat.util.threads.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:659) at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61) at java.base/java.lang.Thread.run(Thread.java:833)