2023-11-01 20:30:01.15953412.0MbinfoCronjob execution started. PID: 1150224
2023-11-01 20:30:01.16366112.0MbinfoThere are 7862 records in the RD queue.
2023-11-01 20:30:01.17802914.0MbcriticalCronjob execution stopped prematurely. Exception:The `initial currency` parameter of App\CurrencyExchange\Rates::convert is not valid (eer)
2023-11-01 20:30:01.18816814.0MbinfoCronjob execution ended.

A transaction has been started but never closed

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