2023-10-31 12:30:01.16904412.0MbinfoCronjob execution started. PID: 952337
2023-10-31 12:30:01.18267912.0MbinfoMoved 1 transactions from fast queue to main queue: User #276
2023-10-31 12:30:01.19069412.0MbinfoThere are 7863 records in the RD queue.
2023-10-31 12:30:01.22018512.0MbcriticalCronjob execution stopped prematurely. Exception:The `initial currency` parameter of App\CurrencyExchange\Rates::convert is not valid (eer)
2023-10-31 12:30:01.23713312.0MbinfoCronjob execution ended.

A transaction has been started but never closed

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