Erreur rencontrée

Chacomdif\Model\Play not found for a:3:{s:5:"query";s:37:"SELECT * FROM play WHERE slug = :slug";s:10:"conditions";s:12:"slug = :slug";s:6:"params";a:1:{s:4:"slug";s:18:"quel-beau-dimanche";}} [/var/www/chacomdif/lib/Chacomdif/Database/Model.php:855]

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