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: ${listBanners[0].xmlContentListVM.path} [in template "themes/83/list/templ/list_category.ftl" at line 87, column 51] ---- 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:467) at freemarker.core.EvalUtil.coerceModelToStringOrMarkup(EvalUtil.java:389) at freemarker.core.EvalUtil.coerceModelToStringOrMarkup(EvalUtil.java:358) at freemarker.core.DollarVariable.calculateInterpolatedStringOrMarkup(DollarVariable.java:100) at freemarker.core.DollarVariable.accept(DollarVariable.java:63) at freemarker.core.Environment.visit(Environment.java:330) at freemarker.core.Environment.visit(Environment.java:336) at freemarker.core.Environment.visit(Environment.java:336) at freemarker.core.Environment.visit(Environment.java:336) at freemarker.core.Environment.process(Environment.java:309) at freemarker.template.Template.process(Template.java:384) at com.shiyuesoft.microservice.cms.utils.FreemarkerUtil.createHtmlFile(FreemarkerUtil.java:40) at com.shiyuesoft.microservice.cms.utils.FreemarkerUtil.createFtlToOtherFile(FreemarkerUtil.java:24) at com.shiyuesoft.microservice.cms.utils.SiteLIstHtmlUtill.run(SiteLIstHtmlUtill.java:245) at java.lang.Thread.run(Thread.java:745)