2023-10-10 17:17:01.15593614.0MbinfoCronjob execution started. PID: 112216
2023-10-10 17:17:01.16533514.0MbinfoThere are 7862 records in the RD queue.
2023-10-10 17:17:01.18572414.0MbcriticalCronjob execution stopped prematurely. Exception:The `initial currency` parameter of App\CurrencyExchange\Rates::convert is not valid (eer)
2023-10-10 17:17:01.19957714.0MbinfoCronjob execution ended.

A transaction has been started but never closed

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