2023-11-13 10:30:01.17429912.0MbinfoCronjob execution started. PID: 2816156
2023-11-13 10:30:01.17875412.0MbinfoThere are 7862 records in the RD queue.
2023-11-13 10:30:01.19662012.0MbcriticalCronjob execution stopped prematurely. Exception:The `initial currency` parameter of App\CurrencyExchange\Rates::convert is not valid (eer)
2023-11-13 10:30:01.20669612.0MbinfoCronjob execution ended.

A transaction has been started but never closed

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