2023-11-16 13:30:01.17389212.0MbinfoCronjob execution started. PID: 3253147
2023-11-16 13:30:01.17812712.0MbinfoThere are 7862 records in the RD queue.
2023-11-16 13:30:01.19362914.0MbcriticalCronjob execution stopped prematurely. Exception:The `initial currency` parameter of App\CurrencyExchange\Rates::convert is not valid (eer)
2023-11-16 13:30:01.20394714.0MbinfoCronjob execution ended.

A transaction has been started but never closed

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