2023-10-28 00:45:01.16013212.0MbinfoCronjob execution started. PID: 512401
2023-10-28 00:45:01.16920312.0MbinfoThere are 7862 records in the RD queue.
2023-10-28 00:45:01.18813212.0MbcriticalCronjob execution stopped prematurely. Exception:The `initial currency` parameter of App\CurrencyExchange\Rates::convert is not valid (eer)
2023-10-28 00:45:01.19824012.0MbinfoCronjob execution ended.

A transaction has been started but never closed

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