2024-02-20 06:28:01.15797212.0MbinfoCronjob execution started. PID: 779057
2024-02-20 06:28:01.16229212.0MbinfoThere are 8120 records in the RD queue.
2024-02-20 06:28:01.18361712.0MbcriticalCronjob execution stopped prematurely. Exception:The `initial currency` parameter of App\CurrencyExchange\Rates::convert is not valid (eer)
2024-02-20 06:28:01.19515212.0MbinfoCronjob execution ended.

A transaction has been started but never closed

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