2023-11-08 08:30:01.28172414.0MbinfoCronjob execution started. PID: 2011287
2023-11-08 08:30:01.28590714.0MbinfoThere are 7862 records in the RD queue.
2023-11-08 08:30:01.30653414.0MbcriticalCronjob execution stopped prematurely. Exception:The `initial currency` parameter of App\CurrencyExchange\Rates::convert is not valid (eer)
2023-11-08 08:30:01.31731314.0MbinfoCronjob execution ended.

A transaction has been started but never closed

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