2024-02-19 20:58:01.15915712.0MbinfoCronjob execution started. PID: 734085
2024-02-19 20:58:01.16325412.0MbinfoThere are 8120 records in the RD queue.
2024-02-19 20:58:01.17824012.0MbcriticalCronjob execution stopped prematurely. Exception:The `initial currency` parameter of App\CurrencyExchange\Rates::convert is not valid (eer)
2024-02-19 20:58:01.18843112.0MbinfoCronjob execution ended.

A transaction has been started but never closed

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