2023-10-31 14:00:01.23696812.0MbinfoCronjob execution started. PID: 960274
2023-10-31 14:00:01.24123412.0MbinfoThere are 7862 records in the RD queue.
2023-10-31 14:00:01.25626112.0MbcriticalCronjob execution stopped prematurely. Exception:The `initial currency` parameter of App\CurrencyExchange\Rates::convert is not valid (eer)
2023-10-31 14:00:01.27713612.0MbinfoCronjob execution ended.

A transaction has been started but never closed

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