2023-11-16 16:00:01.16450012.0MbinfoCronjob execution started. PID: 3266968
2023-11-16 16:00:01.17053812.0MbinfoThere are 7862 records in the RD queue.
2023-11-16 16:00:01.20799014.0MbcriticalCronjob execution stopped prematurely. Exception:The `initial currency` parameter of App\CurrencyExchange\Rates::convert is not valid (eer)
2023-11-16 16:00:01.23028114.0MbinfoCronjob execution ended.

A transaction has been started but never closed

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