2023-11-04 05:30:01.15877812.0MbinfoCronjob execution started. PID: 1470476
2023-11-04 05:30:01.16272012.0MbinfoThere are 7862 records in the RD queue.
2023-11-04 05:30:01.19048512.0MbcriticalCronjob execution stopped prematurely. Exception:The `initial currency` parameter of App\CurrencyExchange\Rates::convert is not valid (eer)
2023-11-04 05:30:01.20126212.0MbinfoCronjob execution ended.

A transaction has been started but never closed

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