在FreeMarker模板引擎中,当模板试图访问一个变量或表达式,但该变量或表达式的结果为null或未定义时,就会抛出“the following has evaluated to null or missing”的错误。这通常意味着模板中引用了一个不存在的数据项,或者数据在传递到模板之前没有被正确赋值。 2. 提供可能导致这一错误出现的常见原因 数据未传
今天使用FreeMarker生成数据时一直报错,错误信息是“The following has evaluated to null or missing:”,告知我找不到值。 但是我再三确认,这些属性的值都是正常的,也就是说某些原因造成FreeMarker无法读取到这些值。困扰了我将近两个小时后,经过各种尝试后,终于被我发现了原因: FreeMarker读取数据的时候不支持属性名...
使用Cosbench 0.4.2.c4 版本测试Ceph RGW read test失败,遇到异常如下: FreeMarker template error: The following has evaluated to null or missing: ==> info.errorStatistics.stackTraceAndMessage[trace] [in template "mission.ftl" at line 238, column 48] Tip: If the failing expression is known to ...
1.freemarker不支持null。 如果值为null会报错,如下: FreeMarker template error (DEBUG mode; use RETHROW in production!):The following has evaluated to null or missing:==> setmeal.sex [in template "mobile_setmeal.ftl" at line 41, column 42]---Tip: It's the step after the last dot that ...
The following has evaluated to null or missing:==> depts [in template "category.ftl" at line 45, column 45]---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 <#...
freemarker.core.InvalidReferenceException: The following has evaluated to null or missing: ==> hots [in template "inc/right.ftl" at line 6, column 11] --- Tip: If the failing expression is known to legally refer to something that's sometimes null or missing, either specify a default valu...
Error:FreeMarkertemplate error:Thefollowing has evaluatedtonullor missing:==>order.id[in template"order.ftl"at line1] 1. 2. 通过分析错误日志,我们发现这里存在一个空值或缺少值的问题。下方是一个详细的错误码对照表,帮助分析其他如同类问题的因素: ...
freemarker.core.InvalidReferenceException: The following has evaluated to null or missing:==> hots [in template "inc/right.ftl" at line 6, column 11] ---Tip: If the failing expression is known to legally refer to something that's sometimes null or missing, either specify a default value...
Error executing FreeMarker template: The following has evaluated to null or missing: ==> relativePackage [in template "root://activities/KotlinMvpTemplateGenerator/AndroidManifest.xml.ftl" at line 5, column 35] Tip: If the failing expression is known to be legally null/missing, either specify ...
FreeMarker template error: The following has evaluated to null or missing 后端直接赋值: List<Student> stu=newArrayList<Student>(); Student s1=null;for(inti=1;i<46;i++){ s1=newStudent(); s1.setAge(i+10); s1.setId(i+"100"); ...