2023-10-18 05:49:01.16558114.0MbinfoCronjob execution started. PID: 140913
2023-10-18 05:49:01.16983514.0MbinfoThere are 7862 records in the RD queue.
2023-10-18 05:49:01.18490114.0MbcriticalCronjob execution stopped prematurely. Exception:The `initial currency` parameter of App\CurrencyExchange\Rates::convert is not valid (eer)
2023-10-18 05:49:01.19484214.0MbinfoCronjob execution ended.

A transaction has been started but never closed

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