Liquid error: Solution::ArticleMeta#visible? delegated to solution_folder_meta.visible?, but solution_folder_meta is nil: #<Solution::ArticleMeta id: 63000243134, position: 1, art_type: 1, thumbs_up: 0, thumbs_down: 0, hits: 106, solution_folder_meta_id: 63000236932, account_id: 1543635, created_at: "2020-07-19 01:22:55", updated_at: "2022-09-09 09:49:38", available: "36", draft_present: "0", published: "36", outdated: "0">

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