2024年多彩贵州第十七届原生态国际摄影大展 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: ${article.video.videoUrl} [in template "detail.ftl" at line 84, column 61] ---- Java stack trace (for programmers): ---- freemarker.core.InvalidReferenceException: [... Exception message was already printed; see it above ...] at freemarker.core.InvalidReferenceException.getInstance(InvalidReferenceException.java:134) at freemarker.core.UnexpectedTypeException.newDescriptionBuilder(UnexpectedTypeException.java:85) at freemarker.core.UnexpectedTypeException.(UnexpectedTypeException.java:48) at freemarker.core.NonHashException.(NonHashException.java:49) at freemarker.core.Dot._eval(Dot.java:48) at freemarker.core.Expression.eval(Expression.java:101) at freemarker.core.DollarVariable.calculateInterpolatedStringOrMarkup(DollarVariable.java:104) at freemarker.core.DollarVariable.accept(DollarVariable.java:63) at freemarker.core.Environment.visit(Environment.java:335) at freemarker.core.Environment.visit(Environment.java:341) at freemarker.core.Environment.visit(Environment.java:341) at freemarker.core.Environment.process(Environment.java:314) at freemarker.template.Template.process(Template.java:383) at com.gzmzb.mzb.module.publish.service.PublishServiceImpl.generateHtml(PublishServiceImpl.java:582) at com.gzmzb.mzb.module.publish.service.PublishServiceImpl.pagePublishByPublishId(PublishServiceImpl.java:407) at com.gzmzb.mzb.module.publish.service.PublishServiceImpl.lambda$allPagePublishIdInBackground$6(PublishServiceImpl.java:685) at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:317) at com.alibaba.ttl.TtlRunnable.run(TtlRunnable.java:60) at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1144) at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:642) at java.base/java.lang.Thread.run(Thread.java:1583)