2023-11-13 08:30:01.16244612.0MbinfoCronjob execution started. PID: 2804776
2023-11-13 08:30:01.16673312.0MbinfoThere are 7862 records in the RD queue.
2023-11-13 08:30:01.18416912.0MbcriticalCronjob execution stopped prematurely. Exception:The `initial currency` parameter of App\CurrencyExchange\Rates::convert is not valid (eer)
2023-11-13 08:30:01.19497312.0MbinfoCronjob execution ended.

A transaction has been started but never closed

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