The following has evaluated to null or missing:
==> expandoBridge.getAttribute("ClassIcon") [in template "34201#34227#10474104" at line 72, column 102]
----
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</#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: #assign classIcon = expandoBridge.get... [in template "34201#34227#10474104" at line 72, column 81]
----