2023-11-01 14:00:01.16289412.0MbinfoCronjob execution started. PID: 1105067
2023-11-01 14:00:01.16720312.0MbinfoThere are 7862 records in the RD queue.
2023-11-01 14:00:01.18207414.0MbcriticalCronjob execution stopped prematurely. Exception:The `initial currency` parameter of App\CurrencyExchange\Rates::convert is not valid (eer)
2023-11-01 14:00:01.19280114.0MbinfoCronjob execution ended.

A transaction has been started but never closed

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