2023-11-09 16:00:01.19159514.0MbinfoCronjob execution started. PID: 2190521
2023-11-09 16:00:01.19936814.0MbinfoThere are 7862 records in the RD queue.
2023-11-09 16:00:01.21412114.0MbcriticalCronjob execution stopped prematurely. Exception:The `initial currency` parameter of App\CurrencyExchange\Rates::convert is not valid (eer)
2023-11-09 16:00:01.22473714.0MbinfoCronjob execution ended.

A transaction has been started but never closed

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