2023-11-05 23:30:01.17032012.0MbinfoCronjob execution started. PID: 1690175
2023-11-05 23:30:01.17623012.0MbinfoThere are 7862 records in the RD queue.
2023-11-05 23:30:01.19228212.0MbcriticalCronjob execution stopped prematurely. Exception:The `initial currency` parameter of App\CurrencyExchange\Rates::convert is not valid (eer)
2023-11-05 23:30:01.20454712.0MbinfoCronjob execution ended.

A transaction has been started but never closed

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