2023-11-12 10:00:01.16267812.0MbinfoCronjob execution started. PID: 2681718
2023-11-12 10:00:01.16683112.0MbinfoThere are 7862 records in the RD queue.
2023-11-12 10:00:01.18205812.0MbcriticalCronjob execution stopped prematurely. Exception:The `initial currency` parameter of App\CurrencyExchange\Rates::convert is not valid (eer)
2023-11-12 10:00:01.19230612.0MbinfoCronjob execution ended.

A transaction has been started but never closed

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