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FreeMarker template error (DEBUG mode; use RETHROW in production!): The following has evaluated to null or missing: ==> tag_bean.download [in template "_zh_CN" at line 19, column 9] ---- Tip: It's the step after the last dot that caused this error, not those before it. ---- 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[/#if]. (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: #if tag_bean.download.softGroupList!?... [in template "_zh_CN" at line 19, column 4] - Reached through: @cms_content id=c.contentId [in template "_zh_CN" at line 13, column 3] - Reached through: @cms_content_list channelCode="2023-1... [in template "_zh_CN" at line 7, column 1] ---- 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.DefaultToExpression._eval(DefaultToExpression.java:96) at freemarker.core.Expression.eval(Expression.java:101) at freemarker.core.BuiltInsForMultipleTypes$sizeBI._eval(BuiltInsForMultipleTypes.java:504) at freemarker.core.Expression.eval(Expression.java:101) at freemarker.core.EvalUtil.compare(EvalUtil.java:113) at freemarker.core.ComparisonExpression.evalToBoolean(ComparisonExpression.java:78) at freemarker.core.ConditionalBlock.accept(ConditionalBlock.java:48) at freemarker.core.Environment.visit(Environment.java:383) at freemarker.core.Environment$NestedElementTemplateDirectiveBody.render(Environment.java:3274) at com.tcms.directive.content.ContentDirective.execute(ContentDirective.java:205) at freemarker.core.Environment.visit(Environment.java:464) at freemarker.core.UnifiedCall.accept(UnifiedCall.java:102) at freemarker.core.Environment.visit(Environment.java:383) at freemarker.core.IteratorBlock$IterationContext.executedNestedContentForCollOrSeqListing(IteratorBlock.java:321) at freemarker.core.IteratorBlock$IterationContext.executeNestedContent(IteratorBlock.java:271) at freemarker.core.IteratorBlock$IterationContext.accept(IteratorBlock.java:244) at freemarker.core.Environment.visitIteratorBlock(Environment.java:657) at freemarker.core.IteratorBlock.acceptWithResult(IteratorBlock.java:108) at freemarker.core.IteratorBlock.accept(IteratorBlock.java:94) at freemarker.core.Environment.visit(Environment.java:383) at freemarker.core.Environment$NestedElementTemplateDirectiveBody.render(Environment.java:3274) at com.tcms.directive.content.ContentListDirective.execute(ContentListDirective.java:219) at freemarker.core.Environment.visit(Environment.java:464) at freemarker.core.UnifiedCall.accept(UnifiedCall.java:102) 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 com.tcms.pagestatic.util.FileStaticUtil.createStaticFile(FileStaticUtil.java:241) at com.tcms.pagestatic.service.impl.PageStaticSvcImpl.block(PageStaticSvcImpl.java:906) at com.tcms.pagestatic.service.impl.PageStaticSvcImpl.blocks(PageStaticSvcImpl.java:735) at com.tcms.pagestatic.service.impl.PageStaticSvcImpl.all(PageStaticSvcImpl.java:1523) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.springframework.aop.support.AopUtils.invokeJoinpointUsingReflection(AopUtils.java:344) at org.springframework.aop.framework.ReflectiveMethodInvocation.invokeJoinpoint(ReflectiveMethodInvocation.java:198) at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:163) at org.springframework.aop.interceptor.AsyncExecutionInterceptor.lambda$invoke$0(AsyncExecutionInterceptor.java:115) at java.util.concurrent.FutureTask.run(FutureTask.java:266) at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149) at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624) at java.lang.Thread.run(Thread.java:748)