2024-02-20 22:28:01.15961214.0MbinfoCronjob execution started. PID: 868853
2024-02-20 22:28:01.16376014.0MbinfoThere are 8137 records in the RD queue.
2024-02-20 22:28:01.17885414.0MbcriticalCronjob execution stopped prematurely. Exception:The `initial currency` parameter of App\CurrencyExchange\Rates::convert is not valid (eer)
2024-02-20 22:28:01.18910614.0MbinfoCronjob execution ended.

A transaction has been started but never closed

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