2024-02-20 08:28:01.27951912.0MbinfoCronjob execution started. PID: 792833
2024-02-20 08:28:01.28547012.0MbinfoThere are 8120 records in the RD queue.
2024-02-20 08:28:01.30171712.0MbcriticalCronjob execution stopped prematurely. Exception:The `initial currency` parameter of App\CurrencyExchange\Rates::convert is not valid (eer)
2024-02-20 08:28:01.31343812.0MbinfoCronjob execution ended.

A transaction has been started but never closed

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