For "." left-hand operand: Expected a hash, but this has evaluated to a sequence (ArrayList wrapped into f.t.DefaultListAdapter): ==> list [in template "donateDetail.ftl" at line 42, column 53] ---- FTL stack trace ("~" means nesting-related): - Failed at: ${list.coverImg} [in template "donateDetail.ftl" at line 42, column 51] - Reached through: @donate_item_detail id="${dataId}"; list [in template "donateDetail.ftl" at line 32, column 11] ----