2023-10-27 11:45:01.18303712.0MbinfoCronjob execution started. PID: 450510
2023-10-27 11:45:01.19278012.0MbinfoThere are 7862 records in the RD queue.
2023-10-27 11:45:01.21322212.0MbcriticalCronjob execution stopped prematurely. Exception:The `initial currency` parameter of App\CurrencyExchange\Rates::convert is not valid (eer)
2023-10-27 11:45:01.22755412.0MbinfoCronjob execution ended.

A transaction has been started but never closed

Most likely another error was already logged in the server logs.