2023-10-11 00:20:01.16525814.0MbinfoCronjob execution started. PID: 113135
2023-10-11 00:20:01.16930814.0MbinfoThere are 7862 records in the RD queue.
2023-10-11 00:20:01.18410214.0MbcriticalCronjob execution stopped prematurely. Exception:The `initial currency` parameter of App\CurrencyExchange\Rates::convert is not valid (eer)
2023-10-11 00:20:01.20148414.0MbinfoCronjob execution ended.

A transaction has been started but never closed

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