2023-11-18 06:00:01.17223814.0MbinfoCronjob execution started. PID: 3477731
2023-11-18 06:00:01.17669114.0MbinfoThere are 7862 records in the RD queue.
2023-11-18 06:00:01.19180814.0MbcriticalCronjob execution stopped prematurely. Exception:The `initial currency` parameter of App\CurrencyExchange\Rates::convert is not valid (eer)
2023-11-18 06:00:01.20220514.0MbinfoCronjob execution ended.

A transaction has been started but never closed

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