}
$max_item_delivery_data = DBA::selectFirst('item-delivery-data', ['iid'], ['queue_count > 0 OR queue_done > 0'], ['order' => ['iid']]);
- $max_iid = $max_item_delivery_data['iid'];
+ $max_iid = $max_item_delivery_data['iid'] ?? 0;
Logger::info('Start update1297 with max iid: ' . $max_iid);