2023-11-15 05:30:01.15903712.0MbinfoCronjob execution started. PID: 3058033
2023-11-15 05:30:01.16304812.0MbinfoThere are 7862 records in the RD queue.
2023-11-15 05:30:01.17785312.0MbcriticalCronjob execution stopped prematurely. Exception:The `initial currency` parameter of App\CurrencyExchange\Rates::convert is not valid (eer)
2023-11-15 05:30:01.18851712.0MbinfoCronjob execution ended.

A transaction has been started but never closed

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