2023-10-19 03:19:01.16598212.0MbinfoCronjob execution started. PID: 144290
2023-10-19 03:19:01.17031112.0MbinfoThere are 7862 records in the RD queue.
2023-10-19 03:19:01.18534512.0MbcriticalCronjob execution stopped prematurely. Exception:The `initial currency` parameter of App\CurrencyExchange\Rates::convert is not valid (eer)
2023-10-19 03:19:01.20134912.0MbinfoCronjob execution ended.

A transaction has been started but never closed

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