2023-11-04 12:30:01.16069712.0MbinfoCronjob execution started. PID: 1509253
2023-11-04 12:30:01.16496212.0MbinfoThere are 7862 records in the RD queue.
2023-11-04 12:30:01.17957012.0MbcriticalCronjob execution stopped prematurely. Exception:The `initial currency` parameter of App\CurrencyExchange\Rates::convert is not valid (eer)
2023-11-04 12:30:01.18989712.0MbinfoCronjob execution ended.

A transaction has been started but never closed

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