2023-10-12 19:49:01.16021814.0MbinfoCronjob execution started. PID: 120263
2023-10-12 19:49:01.16527514.0MbinfoThere are 7862 records in the RD queue.
2023-10-12 19:49:01.19663914.0MbcriticalCronjob execution stopped prematurely. Exception:The `initial currency` parameter of App\CurrencyExchange\Rates::convert is not valid (eer)
2023-10-12 19:49:01.20797314.0MbinfoCronjob execution ended.

A transaction has been started but never closed

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