The value you try to list is an extended_hash+string (org.jstage.shop.category.CategoryFacetViewModel wrapped into f.e.b.GenericObjectModel), thus you must specify two loop variables after the "as"; one for the key, and another for the value, like <#... as k, v>).
----
FTL stack trace ("~" means nesting-related):
- Failed at: #list ((searchViewModel.categorySearc... [in template "sys/search-result.ftl" at line 85, column 57]
- Reached through: #include "${metaViewModel.ftlInclude}" [in template "master.ftl" at line 10, column 33]
~ Reached through: #nested [in template "sys/macros/html.ftl" in macro "body" at line 31, column 25]
~ Reached through: #nested [in template "sys/macros/menu.ftl" in macro "menuDesktop" at line 107, column 17]
~ Reached through: @menuDesktop [in template "sys/macros/html.ftl" in macro "body" at line 30, column 17]
- Reached through: @body mobile=(metaViewModel.mobile ||... [in template "master.ftl" at line 5, column 17]
~ Reached through: #nested [in template "sys/macros/html.ftl" in macro "html" at line 16, column 9]
~ Reached through: @html [in template "master.ftl" at line 3, column 9]
----
