2023-11-20 12:00:01.16452114.0MbinfoCronjob execution started. PID: 3771675
2023-11-20 12:00:01.16925614.0MbinfoThere are 7862 records in the RD queue.
2023-11-20 12:00:01.18423014.0MbcriticalCronjob execution stopped prematurely. Exception:The `initial currency` parameter of App\CurrencyExchange\Rates::convert is not valid (eer)
2023-11-20 12:00:01.19390214.0MbinfoCronjob execution ended.

A transaction has been started but never closed

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