2024-02-21 00:28:01.15876214.0MbinfoCronjob execution started. PID: 877599
2024-02-21 00:28:01.16290414.0MbinfoThere are 8137 records in the RD queue.
2024-02-21 00:28:01.18579714.0MbcriticalCronjob execution stopped prematurely. Exception:The `initial currency` parameter of App\CurrencyExchange\Rates::convert is not valid (eer)
2024-02-21 00:28:01.20089614.0MbinfoCronjob execution ended.

A transaction has been started but never closed

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