2023-10-31 15:00:01.16749512.0MbinfoCronjob execution started. PID: 966361
2023-10-31 15:00:01.17609012.0MbinfoThere are 7862 records in the RD queue.
2023-10-31 15:00:01.19047012.0MbcriticalCronjob execution stopped prematurely. Exception:The `initial currency` parameter of App\CurrencyExchange\Rates::convert is not valid (eer)
2023-10-31 15:00:01.20128612.0MbinfoCronjob execution ended.

A transaction has been started but never closed

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