$FreeMarker template error:
The string doesn't match the expected date/time/date-time format. The string to parse was: "". The expected format was: "yyyy-MM-dd'T'HH:mm:ss.SSSX".
The nested reason given follows:
Unparseable date: ""

----
FTL stack trace ("~" means nesting-related):
	- Failed at: ${article.publishedDate_dt?date("yyyy...  [in template "templates/web/search.ftl" at line 60, column 53]
----

Java stack trace (for programmers):
----
freemarker.core._TemplateModelException: [... Exception message was already printed; see it above ...]
	at freemarker.core.BuiltInsForMultipleTypes$dateBI$DateParser.parse(BuiltInsForMultipleTypes.java:211)
	at freemarker.core.BuiltInsForMultipleTypes$dateBI$DateParser.get(BuiltInsForMultipleTypes.java:167)
	at freemarker.core.BuiltInsForMultipleTypes$dateBI$DateParser.exec(BuiltInsForMultipleTypes.java:156)
	at freemarker.core.MethodCall._eval(MethodCall.java:65)
	at freemarker.core.Expression.eval(Expression.java:83)
	at freemarker.core.BuiltInsForMultipleTypes$stringBI._eval(BuiltInsForMultipleTypes.java:692)
	at freemarker.core.Expression.eval(Expression.java:83)
	at freemarker.core.MethodCall._eval(MethodCall.java:58)
	at freemarker.core.Expression.eval(Expression.java:83)
	at freemarker.core.DollarVariable.calculateInterpolatedStringOrMarkup(DollarVariable.java:96)
	at freemarker.core.DollarVariable.accept(DollarVariable.java:59)
	at freemarker.core.Environment.visit(Environment.java:361)
	at freemarker.core.IteratorBlock$IterationContext.executedNestedContentForCollOrSeqListing(IteratorBlock.java:317)
	at freemarker.core.IteratorBlock$IterationContext.executeNestedContent(IteratorBlock.java:271)
	at freemarker.core.IteratorBlock$IterationContext.accept(IteratorBlock.java:242)
	at freemarker.core.Environment.visitIteratorBlock(Environment.java:635)
	at freemarker.core.IteratorBlock.acceptWithResult(IteratorBlock.java:107)
	at freemarker.core.IteratorBlock.accept(IteratorBlock.java:93)
	at freemarker.core.Environment.visit(Environment.java:325)
	at freemarker.core.Environment.visit(Environment.java:331)
	at freemarker.core.Environment.process(Environment.java:304)
	at freemarker.template.Template.process(Template.java:382)
	at org.springframework.web.servlet.view.freemarker.FreeMarkerView.processTemplate(FreeMarkerView.java:367)
	at org.springframework.web.servlet.view.freemarker.FreeMarkerView.doRender(FreeMarkerView.java:284)
	at org.springframework.web.servlet.view.freemarker.FreeMarkerView.renderMergedTemplateModel(FreeMarkerView.java:234)
	at org.springframework.web.servlet.view.AbstractTemplateView.renderMergedOutputModel(AbstractTemplateView.java:167)
	at org.springframework.web.servlet.view.AbstractView.render(AbstractView.java:303)
	at org.craftercms.engine.view.UserAgentAwareCrafterPageView.renderActualView(UserAgentAwareCrafterPageView.java:33)
	at org.craftercms.engine.view.CrafterPageView.renderMergedOutputModel(CrafterPageView.java:232)
	at org.springframework.web.servlet.view.AbstractView.render(AbstractView.java:303)
	at org.springframework.web.servlet.DispatcherServlet.render(DispatcherServlet.java:1282)
	at org.springframework.web.servlet.DispatcherServlet.processDispatchResult(DispatcherServlet.java:1037)
	at org.springframework.web.servlet.DispatcherServlet.doDispatch(DispatcherServlet.java:980)
	at org.springframework.web.servlet.DispatcherServlet.doService(DispatcherServlet.java:897)
	at org.springframework.web.servlet.FrameworkServlet.processRequest(FrameworkServlet.java:970)
	at org.springframework.web.servlet.FrameworkServlet.doGet(FrameworkServlet.java:861)
	at javax.servlet.http.HttpServlet.service(HttpServlet.java:635)
	at org.springframework.web.servlet.FrameworkServlet.service(FrameworkServlet.java:846)
	at javax.servlet.http.HttpServlet.service(HttpServlet.java:742)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:52)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.craftercms.engine.scripting.impl.ScriptFilter.doFilter(ScriptFilter.java:89)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:346)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:262)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.craftercms.security.servlet.filters.RequestSecurityFilter$1.processRequest(RequestSecurityFilter.java:193)
	at org.craftercms.security.processors.impl.RequestSecurityProcessorChainImpl.processRequest(RequestSecurityProcessorChainImpl.java:59)
	at org.craftercms.security.processors.impl.UrlAccessRestrictionCheckingProcessor.processRequest(UrlAccessRestrictionCheckingProcessor.java:148)
	at org.craftercms.security.processors.impl.RequestSecurityProcessorChainImpl.processRequest(RequestSecurityProcessorChainImpl.java:59)
	at org.craftercms.security.processors.impl.SecurityExceptionProcessor.processRequest(SecurityExceptionProcessor.java:82)
	at org.craftercms.security.processors.impl.RequestSecurityProcessorChainImpl.processRequest(RequestSecurityProcessorChainImpl.java:59)
	at org.craftercms.security.processors.impl.SavedRequestAwareProcessor.processRequest(SavedRequestAwareProcessor.java:70)
	at org.craftercms.security.processors.impl.RequestSecurityProcessorChainImpl.processRequest(RequestSecurityProcessorChainImpl.java:59)
	at org.craftercms.security.processors.impl.RememberMeAutoLoginProcessor.processRequest(RememberMeAutoLoginProcessor.java:38)
	at org.craftercms.security.processors.impl.RequestSecurityProcessorChainImpl.processRequest(RequestSecurityProcessorChainImpl.java:59)
	at org.craftercms.security.processors.impl.LogoutProcessor.processRequest(LogoutProcessor.java:104)
	at org.craftercms.security.processors.impl.RequestSecurityProcessorChainImpl.processRequest(RequestSecurityProcessorChainImpl.java:59)
	at org.craftercms.security.processors.impl.LogoutProcessor.processRequest(LogoutProcessor.java:104)
	at org.craftercms.security.processors.impl.RequestSecurityProcessorChainImpl.processRequest(RequestSecurityProcessorChainImpl.java:59)
	at org.craftercms.security.processors.impl.LoginProcessor.processRequest(LoginProcessor.java:168)
	at org.craftercms.security.processors.impl.RequestSecurityProcessorChainImpl.processRequest(RequestSecurityProcessorChainImpl.java:59)
	at org.craftercms.security.processors.impl.LoginProcessor.processRequest(LoginProcessor.java:168)
	at org.craftercms.security.processors.impl.RequestSecurityProcessorChainImpl.processRequest(RequestSecurityProcessorChainImpl.java:59)
	at org.craftercms.security.processors.impl.ReturnCurrentAuthenticationProcessor.processRequest(ReturnCurrentAuthenticationProcessor.java:59)
	at org.craftercms.security.processors.impl.RequestSecurityProcessorChainImpl.processRequest(RequestSecurityProcessorChainImpl.java:59)
	at org.craftercms.security.processors.impl.CurrentAuthenticationResolvingProcessor.processRequest(CurrentAuthenticationResolvingProcessor.java:86)
	at org.craftercms.security.processors.impl.RequestSecurityProcessorChainImpl.processRequest(RequestSecurityProcessorChainImpl.java:59)
	at org.craftercms.security.processors.impl.AddSecurityCookiesProcessor.processRequest(AddSecurityCookiesProcessor.java:74)
	at org.craftercms.security.processors.impl.RequestSecurityProcessorChainImpl.processRequest(RequestSecurityProcessorChainImpl.java:59)
	at org.craftercms.security.servlet.filters.RequestSecurityFilter.doFilterInternal(RequestSecurityFilter.java:139)
	at org.craftercms.security.servlet.filters.RequestSecurityFilter.doFilter(RequestSecurityFilter.java:110)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:346)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:262)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.craftercms.engine.servlet.filter.ExceptionHandlingFilter.doFilter(ExceptionHandlingFilter.java:56)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:346)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:262)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.craftercms.engine.servlet.filter.SiteContextResolvingFilter.doFilter(SiteContextResolvingFilter.java:46)
	at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:346)
	at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:262)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.craftercms.commons.http.RequestContextBindingFilter.doFilter(RequestContextBindingFilter.java:79)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:197)
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:107)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:198)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:96)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:504)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:140)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:81)
	at org.apache.catalina.valves.AbstractAccessLogValve.invoke(AbstractAccessLogValve.java:650)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:87)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:342)
	at org.apache.coyote.ajp.AjpProcessor.service(AjpProcessor.java:486)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:66)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:790)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1459)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.lang.Thread.run(Thread.java:748)
Caused by: freemarker.core.UnparsableValueException: Unparseable date: ""
	at freemarker.core.JavaTemplateDateFormat.parse(JavaTemplateDateFormat.java:51)
	at freemarker.core.JavaTemplateDateFormat.parse(JavaTemplateDateFormat.java:33)
	at freemarker.core.BuiltInsForMultipleTypes$dateBI$DateParser.parse(BuiltInsForMultipleTypes.java:204)
	... 112 more
Caused by: java.text.ParseException: Unparseable date: ""
	at java.text.DateFormat.parse(DateFormat.java:366)
	at freemarker.core.JavaTemplateDateFormat.parse(JavaTemplateDateFormat.java:49)
	... 114 more