2023-11-08 19:00:01.16169014.0MbinfoCronjob execution started. PID: 2075435
2023-11-08 19:00:01.16596114.0MbinfoThere are 7862 records in the RD queue.
2023-11-08 19:00:01.18030814.0MbcriticalCronjob execution stopped prematurely. Exception:The `initial currency` parameter of App\CurrencyExchange\Rates::convert is not valid (eer)
2023-11-08 19:00:01.19005214.0MbinfoCronjob execution ended.

A transaction has been started but never closed

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