Liquid error: Solution::ArticleMeta#visible? delegated to solution_folder_meta.visible?, but solution_folder_meta is nil: #<Solution::ArticleMeta id: 48001239281, position: 7, art_type: 1, thumbs_up: 307, thumbs_down: 250, hits: 22430, solution_folder_meta_id: 155000001440, account_id: 1138611, created_at: "2023-05-07 21:11:20.000000000 +0000", updated_at: "2026-01-16 06:34:23.000000000 +0000", available: "4922030423741", draft_present: "0", published: "4922030423741", outdated: "0">

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