[ERROR: An error has occurred when reading existing sub-variable "tags"; see cause exception! The type of the containing value was: extended_hash+string (com.ujcms.cms.core.domain.Article_$$_jvst251_0 wrapped into f.e.b.StringModel)

----
FTL stack trace ("~" means nesting-related):
	- Failed at: #if article.tags?size gt 0  [in template "1/hitopim1/article.html" at line 45, column 7]
----]