FreeMarker template error (DEBUG mode; use RETHROW in production!): The following has evaluated to null or missing: ==> categoryId [in template "templates/engires/news.ftl" at line 48, column 150] ---- Tip: If the failing expression is known to legally refer to something that's sometimes null or missing, either specify a default value like myOptionalVar!myDefault, or use <#if myOptionalVar??>when-present<#else>when-missing. (These only cover the last step of the expression; to cover the whole expression, use parenthesis: (myOptionalVar.foo)!myDefault, (myOptionalVar.foo)?? ---- ---- FTL stack trace ("~" means nesting-related): - Failed at: #assign httpResult = httpResource.get... [in template "templates/engires/news.ftl" at line 48, column 25] ---- Java stack trace (for programmers): ---- freemarker.core.InvalidReferenceException: [... Exception message was already printed; see it above ...] at freemarker.core.InvalidReferenceException.getInstance(InvalidReferenceException.java:134) at freemarker.core.EvalUtil.coerceModelToTextualCommon(EvalUtil.java:481) at freemarker.core.EvalUtil.coerceModelToStringOrMarkup(EvalUtil.java:401) at freemarker.core.EvalUtil.coerceModelToStringOrMarkup(EvalUtil.java:370) at freemarker.core.DollarVariable.calculateInterpolatedStringOrMarkup(DollarVariable.java:100) at freemarker.core.StringLiteral._eval(StringLiteral.java:103) at freemarker.core.Expression.eval(Expression.java:101) at freemarker.core.ListLiteral.getModelList(ListLiteral.java:92) at freemarker.core.MethodCall._eval(MethodCall.java:60) at freemarker.core.Expression.eval(Expression.java:101) at freemarker.core.Expression.evalAndCoerceToStringOrUnsupportedMarkup(Expression.java:139) at freemarker.core.BuiltInForString.getTargetString(BuiltInForString.java:34) at freemarker.core.BuiltInForString._eval(BuiltInForString.java:29) at freemarker.core.Expression.eval(Expression.java:101) at freemarker.core.MethodCall._eval(MethodCall.java:55) at freemarker.core.Expression.eval(Expression.java:101) at freemarker.core.Expression.evalAndCoerceToStringOrUnsupportedMarkup(Expression.java:139) at freemarker.core.BuiltInForString.getTargetString(BuiltInForString.java:34) at freemarker.core.BuiltInsForStringsMisc$evalBI.calculateResult(BuiltInsForStringsMisc.java:61) at freemarker.core.OutputFormatBoundBuiltIn._eval(OutputFormatBoundBuiltIn.java:42) at freemarker.core.Expression.eval(Expression.java:101) at freemarker.core.Assignment.accept(Assignment.java:134) at freemarker.core.Environment.visit(Environment.java:347) at freemarker.core.Environment.visit(Environment.java:353) at freemarker.core.Environment.process(Environment.java:326) at freemarker.template.Template.process(Template.java:383) at org.glassfish.jersey.server.mvc.freemarker.FreemarkerViewProcessor.writeTo(FreemarkerViewProcessor.java:94) at org.glassfish.jersey.server.mvc.freemarker.FreemarkerViewProcessor.writeTo(FreemarkerViewProcessor.java:50) at org.glassfish.jersey.server.mvc.spi.ResolvedViewable.writeTo(ResolvedViewable.java:92) at org.glassfish.jersey.server.mvc.internal.ViewableMessageBodyWriter.writeTo(ViewableMessageBodyWriter.java:106) at org.glassfish.jersey.server.mvc.internal.ViewableMessageBodyWriter.writeTo(ViewableMessageBodyWriter.java:60) at org.glassfish.jersey.message.internal.WriterInterceptorExecutor$TerminalWriterInterceptor.invokeWriteTo(WriterInterceptorExecutor.java:242) at org.glassfish.jersey.message.internal.WriterInterceptorExecutor$TerminalWriterInterceptor.aroundWriteTo(WriterInterceptorExecutor.java:227) at org.glassfish.jersey.message.internal.WriterInterceptorExecutor.proceed(WriterInterceptorExecutor.java:139) at org.glassfish.jersey.server.internal.JsonWithPaddingInterceptor.aroundWriteTo(JsonWithPaddingInterceptor.java:85) at org.glassfish.jersey.message.internal.WriterInterceptorExecutor.proceed(WriterInterceptorExecutor.java:139) at org.glassfish.jersey.server.mvc.internal.TemplateMethodInterceptor.aroundWriteTo(TemplateMethodInterceptor.java:53) at org.glassfish.jersey.message.internal.WriterInterceptorExecutor.proceed(WriterInterceptorExecutor.java:139) at org.glassfish.jersey.server.internal.MappableExceptionWrapperInterceptor.aroundWriteTo(MappableExceptionWrapperInterceptor.java:61) at org.glassfish.jersey.message.internal.WriterInterceptorExecutor.proceed(WriterInterceptorExecutor.java:139) at org.glassfish.jersey.message.internal.MessageBodyFactory.writeTo(MessageBodyFactory.java:1116) at org.glassfish.jersey.server.ServerRuntime$Responder.writeResponse(ServerRuntime.java:638) at org.glassfish.jersey.server.ServerRuntime$Responder.processResponse(ServerRuntime.java:371) at org.glassfish.jersey.server.ServerRuntime$Responder.process(ServerRuntime.java:361) at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:256) at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248) at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244) at org.glassfish.jersey.internal.Errors.process(Errors.java:292) at org.glassfish.jersey.internal.Errors.process(Errors.java:274) at org.glassfish.jersey.internal.Errors.process(Errors.java:244) at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265) at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:232) at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680) at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394) at org.glassfish.jersey.servlet.ServletContainer.serviceImpl(ServletContainer.java:386) at org.glassfish.jersey.servlet.ServletContainer.doFilter(ServletContainer.java:561) at org.glassfish.jersey.servlet.ServletContainer.doFilter(ServletContainer.java:502) at org.glassfish.jersey.servlet.ServletContainer.doFilter(ServletContainer.java:439) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:189) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:162) at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100) at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:189) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:162) at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93) at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:189) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:162) at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201) at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:189) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:162) at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202) at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97) at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542) at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143) at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92) at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78) at org.apache.catalina.valves.AbstractAccessLogValve.invoke(AbstractAccessLogValve.java:687) at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:357) at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374) at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65) at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:893) at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1707) at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49) at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149) at java.util.concurrent.ThreadPoolExecutor$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)