2023-10-27 22:15:01.15989812.0MbinfoCronjob execution started. PID: 500258
2023-10-27 22:15:01.16389312.0MbinfoThere are 7862 records in the RD queue.
2023-10-27 22:15:01.17901912.0MbcriticalCronjob execution stopped prematurely. Exception:The `initial currency` parameter of App\CurrencyExchange\Rates::convert is not valid (eer)
2023-10-27 22:15:01.18957312.0MbinfoCronjob execution ended.

A transaction has been started but never closed

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