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java.lang.UnsupportedOperationException: 	at com.liferay.portal.model.impl.BaseModelImpl.getExpandoBridge(BaseModelImpl.java:43)	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)	at java.lang.reflect.Method.invoke(Method.java:498)	at flexjson.BeanProperty.getValue(BeanProperty.java:121)	at flexjson.transformer.ObjectTransformer.transform(ObjectTransformer.java:37)	at flexjson.transformer.TransformerWrapper.transform(TransformerWrapper.java:22)	at flexjson.transformer.ObjectTransformer.transform(ObjectTransformer.java:49)	at flexjson.transformer.TransformerWrapper.transform(TransformerWrapper.java:22)	at flexjson.transformer.ObjectTransformer.transform(ObjectTransformer.java:49)	at flexjson.transformer.TransformerWrapper.transform(TransformerWrapper.java:22)	at flexjson.JSONContext.transform(JSONContext.java:72)	at flexjson.transformer.IterableTransformer.transform(IterableTransformer.java:29)	at flexjson.transformer.TransformerWrapper.transform(TransformerWrapper.java:22)	at flexjson.JSONContext.transform(JSONContext.java:72)	at flexjson.JSONSerializer.serialize(JSONSerializer.java:385)	at flexjson.JSONSerializer.serialize(JSONSerializer.java:243)	at com.ms3.portlet.Ptotracker.getUpcomingPtoData(Ptotracker.java:81)	at com.ms3.portlet.Ptotracker.doView(Ptotracker.java:48)	at com.liferay.portal.kernel.portlet.LiferayPortlet.doDispatch(LiferayPortlet.java:235)	at com.liferay.util.bridges.mvc.MVCPortlet.doDispatch(MVCPortlet.java:314)	at javax.portlet.GenericPortlet.render(GenericPortlet.java:262)	at com.liferay.portlet.FilterChainImpl.doFilter(FilterChainImpl.java:103)	at com.liferay.portlet.ScriptDataPortletFilter.doFilter(ScriptDataPortletFilter.java:55)	at com.liferay.portlet.FilterChainImpl.doFilter(FilterChainImpl.java:100)	at com.liferay.portal.kernel.portlet.PortletFilterUtil.doFilter(PortletFilterUtil.java:64)	at com.liferay.portal.kernel.servlet.PortletServlet.service(PortletServlet.java:112)	at javax.servlet.http.HttpServlet.service(HttpServlet.java:731)	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:303)	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:208)	at com.liferay.portal.kernel.servlet.filters.invoker.InvokerFilterChain.doFilter(InvokerFilterChain.java:116)	at com.liferay.portal.kernel.servlet.filters.invoker.InvokerFilter.doFilter(InvokerFilter.java:119)	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:241)	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:208)	at org.apache.catalina.core.ApplicationDispatcher.invoke(ApplicationDispatcher.java:748)	at org.apache.catalina.core.ApplicationDispatcher.doInclude(ApplicationDispatcher.java:604)	at org.apache.catalina.core.ApplicationDispatcher.include(ApplicationDispatcher.java:543)	at com.liferay.portlet.InvokerPortletImpl.invoke(InvokerPortletImpl.java:583)	at com.liferay.portlet.InvokerPortletImpl.invokeRender(InvokerPortletImpl.java:656)	at com.liferay.portlet.InvokerPortletImpl.render(InvokerPortletImpl.java:362)	at org.apache.jsp.html.portal.render_005fportlet_jsp._jspService(render_005fportlet_jsp.java:1239)	at org.apache.jasper.runtime.HttpJspBase.service(HttpJspBase.java:70)	at javax.servlet.http.HttpServlet.service(HttpServlet.java:731)	at com.liferay.portal.servlet.DirectRequestDispatcher.include(DirectRequestDispatcher.java:57)	at com.liferay.portal.servlet.ClassLoaderRequestDispatcherWrapper.doDispatch(ClassLoaderRequestDispatcherWrapper.java:78)	at com.liferay.portal.servlet.ClassLoaderRequestDispatcherWrapper.include(ClassLoaderRequestDispatcherWrapper.java:53)	at com.liferay.portlet.PortletContainerImpl._doRender(PortletContainerImpl.java:638)	at com.liferay.portlet.PortletContainerImpl.render(PortletContainerImpl.java:135)	at com.liferay.portlet.SecurityPortletContainerWrapper.render(SecurityPortletContainerWrapper.java:141)	at com.liferay.portlet.RestrictPortletContainerWrapper.render(RestrictPortletContainerWrapper.java:126)	at com.liferay.portal.kernel.portlet.PortletContainerUtil.render(PortletContainerUtil.java:156)	at com.liferay.portal.layoutconfiguration.util.PortletRenderer._render(PortletRenderer.java:125)	at com.liferay.portal.layoutconfiguration.util.PortletRenderer.render(PortletRenderer.java:72)	at com.liferay.portal.layoutconfiguration.util.RuntimePageImpl.doProcessTemplate(RuntimePageImpl.java:452)	at com.liferay.portal.layoutconfiguration.util.RuntimePageImpl.doDispatch(RuntimePageImpl.java:284)	at com.liferay.portal.layoutconfiguration.util.RuntimePageImpl.processTemplate(RuntimePageImpl.java:113)	at com.liferay.portal.layoutconfiguration.util.RuntimePageImpl.processTemplate(RuntimePageImpl.java:124)	at com.liferay.portal.layoutconfiguration.util.RuntimePageUtil.processTemplate(RuntimePageUtil.java:69)	at org.apache.jsp.html.portal.layout.view.portlet_jsp._jspService(portlet_jsp.java:557)	at org.apache.jasper.runtime.HttpJspBase.service(HttpJspBase.java:70)	at javax.servlet.http.HttpServlet.service(HttpServlet.java:731)	at org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:439)	at org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:395)	at org.apache.jasper.servlet.JspServlet.service(JspServlet.java:339)	at javax.servlet.http.HttpServlet.service(HttpServlet.java:731)	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:303)	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:208)	at com.liferay.portal.kernel.servlet.filters.invoker.InvokerFilterChain.doFilter(InvokerFilterChain.java:116)	at com.liferay.portal.kernel.servlet.filters.invoker.InvokerFilter.doFilter(InvokerFilter.java:119)	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:241)	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:208)	at org.apache.catalina.core.ApplicationDispatcher.invoke(ApplicationDispatcher.java:748)	at org.apache.catalina.core.ApplicationDispatcher.doInclude(ApplicationDispatcher.java:604)	at org.apache.catalina.core.ApplicationDispatcher.include(ApplicationDispatcher.java:543)	at com.liferay.portal.action.LayoutAction.includeLayoutContent(LayoutAction.java:302)	at com.liferay.portal.action.LayoutAction.processLayout(LayoutAction.java:413)	at com.liferay.portal.action.LayoutAction.doExecute(LayoutAction.java:200)	at com.liferay.portal.action.LayoutAction.execute(LayoutAction.java:95)	at org.apache.struts.action.RequestProcessor.processActionPerform(RequestProcessor.java:431)	at org.apache.struts.action.RequestProcessor.process(RequestProcessor.java:236)	at com.liferay.portal.struts.PortalRequestProcessor.process(PortalRequestProcessor.java:168)	at org.apache.struts.action.ActionServlet.process(ActionServlet.java:1196)	at org.apache.struts.action.ActionServlet.doGet(ActionServlet.java:414)	at javax.servlet.http.HttpServlet.service(HttpServlet.java:624)	at com.liferay.portal.servlet.MainServlet.callParentService(MainServlet.java:557)	at com.liferay.portal.servlet.MainServlet.service(MainServlet.java:534)	at javax.servlet.http.HttpServlet.service(HttpServlet.java:731)	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:303)	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:208)	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:52)	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:241)	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:208)	at com.liferay.portal.kernel.servlet.filters.invoker.InvokerFilterChain.doFilter(InvokerFilterChain.java:116)	at com.liferay.portal.kernel.servlet.BaseFilter.processFilter(BaseFilter.java:169)	at com.liferay.portal.servlet.filters.uploadservletrequest.UploadServletRequestFilter.processFilter(UploadServletRequestFilter.java:93)	at com.liferay.portal.kernel.servlet.BaseFilter.doFilter(BaseFilter.java:59)	at com.liferay.portal.kernel.servlet.filters.invoker.InvokerFilterChain.processDoFilter(InvokerFilterChain.java:204)	at com.liferay.portal.kernel.servlet.filters.invoker.InvokerFilterChain.doFilter(InvokerFilterChain.java:109)	at com.liferay.portal.kernel.servlet.BaseFilter.processFilter(BaseFilter.java:169)	at com.liferay.portal.servlet.filters.secure.SecureFilter.processFilter(SecureFilter.java:308)	at com.liferay.portal.kernel.servlet.BaseFilter.doFilter(BaseFilter.java:59)	at com.liferay.portal.kernel.servlet.filters.invoker.InvokerFilterChain.processDoFilter(InvokerFilterChain.java:204)	at com.liferay.portal.kernel.servlet.filters.invoker.InvokerFilterChain.doFilter(InvokerFilterChain.java:109)	at com.liferay.portal.kernel.servlet.BaseFilter.processFilter(BaseFilter.java:169)	at com.liferay.portal.servlet.filters.jsoncontenttype.JSONContentTypeFilter.processFilter(JSONContentTypeFilter.java:42)	at com.liferay.portal.kernel.servlet.BaseFilter.doFilter(BaseFilter.java:59)	at com.liferay.portal.kernel.servlet.filters.invoker.InvokerFilterChain.processDoFilter(InvokerFilterChain.java:204)	at com.liferay.portal.kernel.servlet.filters.invoker.InvokerFilterChain.doFilter(InvokerFilterChain.java:109)	at com.liferay.portal.kernel.servlet.filters.invoker.InvokerFilter.doFilter(InvokerFilter.java:119)	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:241)	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:208)	at org.apache.catalina.core.ApplicationDispatcher.invoke(ApplicationDispatcher.java:748)	at org.apache.catalina.core.ApplicationDispatcher.processRequest(ApplicationDispatcher.java:486)	at org.apache.catalina.core.ApplicationDispatcher.doForward(ApplicationDispatcher.java:411)	at org.apache.catalina.core.ApplicationDispatcher.forward(ApplicationDispatcher.java:338)	at com.liferay.portal.servlet.FriendlyURLServlet.service(FriendlyURLServlet.java:161)	at javax.servlet.http.HttpServlet.service(HttpServlet.java:731)	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:303)	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:208)	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:52)	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:241)	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:208)	at com.liferay.portal.kernel.servlet.filters.invoker.InvokerFilterChain.doFilter(InvokerFilterChain.java:116)	at com.liferay.portal.kernel.servlet.BaseFilter.processFilter(BaseFilter.java:169)	at com.liferay.portal.servlet.filters.uploadservletrequest.UploadServletRequestFilter.processFilter(UploadServletRequestFilter.java:93)	at com.liferay.portal.kernel.servlet.BaseFilter.doFilter(BaseFilter.java:59)	at com.liferay.portal.kernel.servlet.filters.invoker.InvokerFilterChain.processDoFilter(InvokerFilterChain.java:204)	at com.liferay.portal.kernel.servlet.filters.invoker.InvokerFilterChain.doFilter(InvokerFilterChain.java:109)	at com.liferay.portal.kernel.servlet.BaseFilter.processFilter(BaseFilter.java:169)	at com.liferay.portal.servlet.filters.strip.StripFilter.processFilter(StripFilter.java:361)	at com.liferay.portal.kernel.servlet.BaseFilter.doFilter(BaseFilter.java:59)	at com.liferay.portal.kernel.servlet.filters.invoker.InvokerFilterChain.processDoFilter(InvokerFilterChain.java:204)	at com.liferay.portal.kernel.servlet.filters.invoker.InvokerFilterChain.doFilter(InvokerFilterChain.java:109)	at com.liferay.portal.kernel.servlet.BaseFilter.processFilter(BaseFilter.java:169)	at com.liferay.portal.servlet.filters.gzip.GZipFilter.processFilter(GZipFilter.java:123)	at com.liferay.portal.kernel.servlet.BaseFilter.doFilter(BaseFilter.java:59)	at com.liferay.portal.kernel.servlet.filters.invoker.InvokerFilterChain.processDoFilter(InvokerFilterChain.java:204)	at com.liferay.portal.kernel.servlet.filters.invoker.InvokerFilterChain.doFilter(InvokerFilterChain.java:109)	at com.liferay.portal.kernel.servlet.BaseFilter.processFilter(BaseFilter.java:169)	at com.liferay.portal.servlet.filters.secure.SecureFilter.processFilter(SecureFilter.java:308)	at com.liferay.portal.kernel.servlet.BaseFilter.doFilter(BaseFilter.java:59)	at com.liferay.portal.kernel.servlet.filters.invoker.InvokerFilterChain.processDoFilter(InvokerFilterChain.java:204)	at com.liferay.portal.kernel.servlet.filters.invoker.InvokerFilterChain.doFilter(InvokerFilterChain.java:109)	at com.liferay.portal.kernel.servlet.BaseFilter.processFilter(BaseFilter.java:169)	at com.liferay.portal.servlet.filters.i18n.I18nFilter.processFilter(I18nFilter.java:254)	at com.liferay.portal.kernel.servlet.BaseFilter.doFilter(BaseFilter.java:59)	at com.liferay.portal.kernel.servlet.filters.invoker.InvokerFilterChain.processDoFilter(InvokerFilterChain.java:204)	at com.liferay.portal.kernel.servlet.filters.invoker.InvokerFilterChain.doFilter(InvokerFilterChain.java:109)	at com.liferay.portal.kernel.servlet.BaseFilter.processFilter(BaseFilter.java:169)	at com.liferay.portal.servlet.filters.jsoncontenttype.JSONContentTypeFilter.processFilter(JSONContentTypeFilter.java:42)	at com.liferay.portal.kernel.servlet.BaseFilter.doFilter(BaseFilter.java:59)	at com.liferay.portal.kernel.servlet.filters.invoker.InvokerFilterChain.processDoFilter(InvokerFilterChain.java:204)	at com.liferay.portal.kernel.servlet.filters.invoker.InvokerFilterChain.doFilter(InvokerFilterChain.java:109)	at com.liferay.portal.kernel.servlet.BaseFilter.processFilter(BaseFilter.java:169)	at com.liferay.portal.servlet.filters.autologin.AutoLoginFilter.processFilter(AutoLoginFilter.java:268)	at com.liferay.portal.kernel.servlet.BaseFilter.doFilter(BaseFilter.java:59)	at com.liferay.portal.kernel.servlet.filters.invoker.InvokerFilterChain.processDoFilter(InvokerFilterChain.java:204)	at com.liferay.portal.kernel.servlet.filters.invoker.InvokerFilterChain.doFilter(InvokerFilterChain.java:109)	at com.liferay.portal.kernel.servlet.filters.invoker.InvokerFilter.doFilter(InvokerFilter.java:119)	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:241)	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:208)	at org.apache.catalina.core.ApplicationDispatcher.invoke(ApplicationDispatcher.java:748)	at org.apache.catalina.core.ApplicationDispatcher.processRequest(ApplicationDispatcher.java:486)	at org.apache.catalina.core.ApplicationDispatcher.doForward(ApplicationDispatcher.java:411)	at org.apache.catalina.core.ApplicationDispatcher.forward(ApplicationDispatcher.java:338)	at com.liferay.portal.servlet.filters.virtualhost.VirtualHostFilter.processFilter(VirtualHostFilter.java:320)	at com.liferay.portal.kernel.servlet.BaseFilter.doFilter(BaseFilter.java:59)	at com.liferay.portal.kernel.servlet.filters.invoker.InvokerFilterChain.processDoFilter(InvokerFilterChain.java:204)	at com.liferay.portal.kernel.servlet.filters.invoker.InvokerFilterChain.doFilter(InvokerFilterChain.java:109)	at com.liferay.portal.kernel.servlet.filters.invoker.InvokerFilterChain.processDirectCallFilter(InvokerFilterChain.java:185)	at com.liferay.portal.kernel.servlet.filters.invoker.InvokerFilterChain.doFilter(InvokerFilterChain.java:96)	at org.tuckey.web.filters.urlrewrite.UrlRewriteFilter.doFilter(UrlRewriteFilter.java:738)	at com.liferay.portal.servlet.filters.urlrewrite.UrlRewriteFilter.processFilter(UrlRewriteFilter.java:57)	at com.liferay.portal.kernel.servlet.BaseFilter.doFilter(BaseFilter.java:59)	at com.liferay.portal.kernel.servlet.filters.invoker.InvokerFilterChain.processDoFilter(InvokerFilterChain.java:204)	at com.liferay.portal.kernel.servlet.filters.invoker.InvokerFilterChain.doFilter(InvokerFilterChain.java:109)	at com.liferay.portal.kernel.servlet.filters.invoker.InvokerFilterChain.processDirectCallFilter(InvokerFilterChain.java:165)	at com.liferay.portal.kernel.servlet.filters.invoker.InvokerFilterChain.doFilter(InvokerFilterChain.java:96)	at com.liferay.portal.kernel.servlet.filters.invoker.InvokerFilterChain.processDirectCallFilter(InvokerFilterChain.java:165)	at com.liferay.portal.kernel.servlet.filters.invoker.InvokerFilterChain.doFilter(InvokerFilterChain.java:96)	at com.liferay.portal.kernel.servlet.filters.invoker.InvokerFilterChain.processDirectCallFilter(InvokerFilterChain.java:185)	at com.liferay.portal.kernel.servlet.filters.invoker.InvokerFilterChain.doFilter(InvokerFilterChain.java:96)	at com.liferay.portal.kernel.servlet.filters.invoker.InvokerFilter.doFilter(InvokerFilter.java:119)	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:241)	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:208)	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:220)	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:122)	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:505)	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:170)	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:103)	at org.apache.catalina.valves.AccessLogValve.invoke(AccessLogValve.java:957)	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:116)	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:423)	at org.apache.coyote.http11.AbstractHttp11Processor.process(AbstractHttp11Processor.java:1079)	at org.apache.coyote.AbstractProtocol$AbstractConnectionHandler.process(AbstractProtocol.java:620)	at org.apache.tomcat.util.net.JIoEndpoint$SocketProcessor.run(JIoEndpoint.java:318)	at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142)	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617)	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)	at java.lang.Thread.run(Thread.java:745)