当前位置：首页 >>[Error: The following has evaluated to null or missing: ==> Channel.getParent() [in template "通用内容页" at line 56, column 93] ---- Tip: If the failing expression is known to be 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: #if Channel.getParent().get("uniqueNa... [in template "通用内容页" at line 56, column 88] ----]