2023-10-30 18:00:01.16480312.0MbinfoCronjob execution started. PID: 857125
2023-10-30 18:00:01.16889512.0MbinfoThere are 7862 records in the RD queue.
2023-10-30 18:00:01.18351112.0MbcriticalCronjob execution stopped prematurely. Exception:The `initial currency` parameter of App\CurrencyExchange\Rates::convert is not valid (eer)
2023-10-30 18:00:01.19308812.0MbinfoCronjob execution ended.

A transaction has been started but never closed

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