2023-10-30 00:00:01.15871012.0MbinfoCronjob execution started. PID: 759837
2023-10-30 00:00:01.16273012.0MbinfoThere are 7862 records in the RD queue.
2023-10-30 00:00:01.17714012.0MbcriticalCronjob execution stopped prematurely. Exception:The `initial currency` parameter of App\CurrencyExchange\Rates::convert is not valid (eer)
2023-10-30 00:00:01.18758312.0MbinfoCronjob execution ended.

A transaction has been started but never closed

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