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java.lang.NullPointerException: 	at java.util.GregorianCalendar.computeFields(GregorianCalendar.java:2026)	at java.util.GregorianCalendar.computeFields(GregorianCalendar.java:1996)	at java.util.Calendar.setTimeInMillis(Calendar.java:1104)	at java.util.GregorianCalendar.(GregorianCalendar.java:576)	at java.util.Calendar.createCalendar(Calendar.java:1006)	at java.util.Calendar.getInstance(Calendar.java:988)	at com.icesoft.faces.component.selectinputdate.SelectInputDateRenderer.encodeEnd(SelectInputDateRenderer.java:403)	at javax.faces.component.UIComponentBase.encodeEnd(UIComponentBase.java:836)	at com.icesoft.faces.renderkit.dom_html_basic.DomBasicRenderer.encodeParentAndChildren(DomBasicRenderer.java:362)	at com.icesoft.faces.renderkit.dom_html_basic.GroupRenderer.encodeChildren(GroupRenderer.java:92)	at javax.faces.component.UIComponentBase.encodeChildren(UIComponentBase.java:812)	at com.icesoft.faces.renderkit.dom_html_basic.DomBasicRenderer.encodeParentAndChildren(DomBasicRenderer.java:352)	at com.icesoft.faces.renderkit.dom_html_basic.GroupRenderer.encodeChildren(GroupRenderer.java:92)	at javax.faces.component.UIComponentBase.encodeChildren(UIComponentBase.java:812)	at com.icesoft.faces.component.util.CustomComponentUtils.renderChild(CustomComponentUtils.java:339)	at com.icesoft.faces.component.paneltabset.PanelTabSetRenderer.writeTabCell(PanelTabSetRenderer.java:927)	at com.icesoft.faces.component.paneltabset.PanelTabSetRenderer.encodeEnd(PanelTabSetRenderer.java:423)	at javax.faces.component.UIComponentBase.encodeEnd(UIComponentBase.java:836)	at com.icesoft.faces.renderkit.dom_html_basic.DomBasicRenderer.encodeParentAndChildren(DomBasicRenderer.java:362)	at com.icesoft.faces.renderkit.dom_html_basic.DomBasicRenderer.encodeParentAndChildren(DomBasicRenderer.java:358)	at com.icesoft.faces.renderkit.dom_html_basic.GroupRenderer.encodeChildren(GroupRenderer.java:92)	at javax.faces.component.UIComponentBase.encodeChildren(UIComponentBase.java:812)	at com.icesoft.faces.application.D2DViewHandler.renderResponse(D2DViewHandler.java:539)	at com.icesoft.faces.application.D2DViewHandler.renderResponse(D2DViewHandler.java:543)	at com.icesoft.faces.application.D2DViewHandler.renderResponse(D2DViewHandler.java:543)	at com.icesoft.faces.application.D2DViewHandler.renderResponse(D2DViewHandler.java:543)	at com.icesoft.faces.application.D2DViewHandler.renderResponse(D2DViewHandler.java:543)	at com.icesoft.faces.application.D2DViewHandler.renderResponse(D2DViewHandler.java:543)	at com.icesoft.faces.application.D2DViewHandler.renderResponse(D2DViewHandler.java:543)	at com.icesoft.faces.application.D2DViewHandler.renderResponse(D2DViewHandler.java:543)	at com.icesoft.faces.application.D2DViewHandler.renderResponse(D2DViewHandler.java:543)	at com.icesoft.faces.application.D2DViewHandler.renderResponse(D2DViewHandler.java:543)	at com.icesoft.faces.application.D2DViewHandler.renderResponse(D2DViewHandler.java:543)	at com.icesoft.faces.application.D2DViewHandler.renderResponse(D2DViewHandler.java:543)	at com.icesoft.faces.application.D2DViewHandler.renderResponse(D2DViewHandler.java:543)	at com.icesoft.faces.application.D2DViewHandler.renderResponse(D2DViewHandler.java:543)	at com.icesoft.faces.application.D2DViewHandler.renderResponse(D2DViewHandler.java:543)	at com.icesoft.faces.application.D2DViewHandler.renderResponse(D2DViewHandler.java:543)	at com.icesoft.faces.facelets.D2DFaceletViewHandler.renderResponse(D2DFaceletViewHandler.java:286)	at com.icesoft.faces.application.D2DViewHandler.renderView(D2DViewHandler.java:161)	at com.sun.faces.lifecycle.RenderResponsePhase.execute(RenderResponsePhase.java:106)	at com.sun.faces.lifecycle.LifecycleImpl.phase(LifecycleImpl.java:251)	at com.sun.faces.lifecycle.LifecycleImpl.render(LifecycleImpl.java:144)	at com.icesoft.faces.webapp.http.core.JsfLifecycleExecutor.apply(JsfLifecycleExecutor.java:18)	at com.icesoft.faces.webapp.http.core.ReceiveSendUpdates.renderCycle(ReceiveSendUpdates.java:54)	at com.icesoft.faces.webapp.http.core.ReceiveSendUpdates.service(ReceiveSendUpdates.java:42)	at com.icesoft.faces.webapp.http.core.IDVerifier.service(IDVerifier.java:25)	at com.icesoft.faces.webapp.http.core.ViewBoundServer.service(ViewBoundServer.java:63)	at com.icesoft.faces.webapp.http.common.standard.PathDispatcherServer$Matcher.serviceOnMatch(PathDispatcherServer.java:50)	at com.icesoft.faces.webapp.http.common.standard.PathDispatcherServer.service(PathDispatcherServer.java:19)	at com.icesoft.faces.webapp.http.servlet.ThreadBlockingAdaptingServlet.service(ThreadBlockingAdaptingServlet.java:19)	at com.icesoft.faces.webapp.http.servlet.EnvironmentAdaptingServlet.service(EnvironmentAdaptingServlet.java:29)	at com.icesoft.faces.webapp.http.servlet.MainSessionBoundServlet.service(MainSessionBoundServlet.java:105)	at com.icesoft.faces.webapp.http.servlet.SessionDispatcher.service(SessionDispatcher.java:37)	at com.icesoft.faces.webapp.http.servlet.PathDispatcher$Matcher.serviceOnMatch(PathDispatcher.java:52)	at com.icesoft.faces.webapp.http.servlet.PathDispatcher.service(PathDispatcher.java:29)	at com.icesoft.faces.webapp.http.servlet.MainServlet.service(MainServlet.java:76)	at javax.servlet.http.HttpServlet.service(HttpServlet.java:803)	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:290)	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)	at org.apache.catalina.core.ApplicationDispatcher.invoke(ApplicationDispatcher.java:687)	at org.apache.catalina.core.ApplicationDispatcher.processRequest(ApplicationDispatcher.java:469)	at org.apache.catalina.core.ApplicationDispatcher.doForward(ApplicationDispatcher.java:364)	at org.apache.catalina.core.ApplicationDispatcher.forward(ApplicationDispatcher.java:301)	at com.icesoft.faces.webapp.xmlhttp.BlockingServlet.service(BlockingServlet.java:54)	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:290)	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)	at org.jboss.seam.web.ExceptionFilter.doFilter(ExceptionFilter.java:57)	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:235)	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)	at org.jboss.web.tomcat.filters.ReplyHeaderFilter.doFilter(ReplyHeaderFilter.java:96)	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:235)	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:230)	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:175)	at org.jboss.web.tomcat.security.SecurityAssociationValve.invoke(SecurityAssociationValve.java:179)	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:433)	at org.jboss.web.tomcat.security.JaccContextValve.invoke(JaccContextValve.java:84)	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:128)	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:104)	at org.jboss.web.tomcat.service.jca.CachedConnectionValve.invoke(CachedConnectionValve.java:157)	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:109)	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:241)	at org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:844)	at org.apache.coyote.http11.Http11Protocol$Http11ConnectionHandler.process(Http11Protocol.java:580)	at org.apache.tomcat.util.net.JIoEndpoint$Worker.run(JIoEndpoint.java:447)	at java.lang.Thread.run(Thread.java:619)