2023-10-15 03:19:01.15448414.0MbinfoCronjob execution started. PID: 129292
2023-10-15 03:19:01.15847814.0MbinfoThere are 7862 records in the RD queue.
2023-10-15 03:19:01.18076214.0MbcriticalCronjob execution stopped prematurely. Exception:The `initial currency` parameter of App\CurrencyExchange\Rates::convert is not valid (eer)
2023-10-15 03:19:01.19080714.0MbinfoCronjob execution ended.

A transaction has been started but never closed

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