支付宝扫二维码后，提示认证成功，后又跳至一个白屏界面；电脑端再点击完成认证，提示

Argument 1 passed to Luogu\Manager\OIerDbManager::Luogu\Manager\{closure}() must be of the type string, null given, called in /app/luogu-web/source/src/Manager/OIerDbManager.php on line 87

请问这个怎么解决？