2023-11-09 06:30:01.16314114.0MbinfoCronjob execution started. PID: 2136552
2023-11-09 06:30:01.16757714.0MbinfoThere are 7862 records in the RD queue.
2023-11-09 06:30:01.18226414.0MbcriticalCronjob execution stopped prematurely. Exception:The `initial currency` parameter of App\CurrencyExchange\Rates::convert is not valid (eer)
2023-11-09 06:30:01.19234214.0MbinfoCronjob execution ended.

A transaction has been started but never closed

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