Ahoj, ako vám môžeme pomôcť?

Liquid error: Solution::ArticleMeta#visible? delegated to solution_folder_meta.visible?, but solution_folder_meta is nil: #<Solution::ArticleMeta id: 43000516687, position: nil, art_type: 1, thumbs_up: 0, thumbs_down: 0, hits: 0, solution_folder_meta_id: 43000592891, account_id: 988569, created_at: "2019-06-27 13:09:56", updated_at: nil, available: nil, draft_present: nil, published: nil, outdated: nil>