2023-11-04 13:00:01.16100312.0MbinfoCronjob execution started. PID: 1511681
2023-11-04 13:00:01.16540712.0MbinfoThere are 7862 records in the RD queue.
2023-11-04 13:00:01.18016412.0MbcriticalCronjob execution stopped prematurely. Exception:The `initial currency` parameter of App\CurrencyExchange\Rates::convert is not valid (eer)
2023-11-04 13:00:01.19009312.0MbinfoCronjob execution ended.

A transaction has been started but never closed

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