2023-11-20 12:30:01.16274614.0MbinfoCronjob execution started. PID: 3773800
2023-11-20 12:30:01.16703214.0MbinfoThere are 7862 records in the RD queue.
2023-11-20 12:30:01.19011014.0MbcriticalCronjob execution stopped prematurely. Exception:The `initial currency` parameter of App\CurrencyExchange\Rates::convert is not valid (eer)
2023-11-20 12:30:01.20412514.0MbinfoCronjob execution ended.

A transaction has been started but never closed

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