false, 'error' => 'Missing product_id']); exit; } $sql = "UPDATE ".MAIN_DB_PREFIX."facture_lines_manager"; $sql .= " SET parent_section = NULL"; $sql .= " WHERE fk_facturedet = ".(int)$product_id; $result = $db->query($sql); if ($result) { echo json_encode(['success' => true]); } else { echo json_encode(['success' => false, 'error' => $db->lasterror()]); }