2023-11-05 15:00:01.16511712.0MbinfoCronjob execution started. PID: 1650657
2023-11-05 15:00:01.17044412.0MbinfoThere are 7862 records in the RD queue.
2023-11-05 15:00:01.18599712.0MbcriticalCronjob execution stopped prematurely. Exception:The `initial currency` parameter of App\CurrencyExchange\Rates::convert is not valid (eer)
2023-11-05 15:00:01.19695312.0MbinfoCronjob execution ended.

A transaction has been started but never closed

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