2023-10-17 04:19:01.15825014.0MbinfoCronjob execution started. PID: 137265
2023-10-17 04:19:01.16242114.0MbinfoThere are 7862 records in the RD queue.
2023-10-17 04:19:01.17711914.0MbcriticalCronjob execution stopped prematurely. Exception:The `initial currency` parameter of App\CurrencyExchange\Rates::convert is not valid (eer)
2023-10-17 04:19:01.18823414.0MbinfoCronjob execution ended.

A transaction has been started but never closed

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