2023-10-14 09:19:01.15754614.0MbinfoCronjob execution started. PID: 126866
2023-10-14 09:19:01.16143814.0MbinfoThere are 7862 records in the RD queue.
2023-10-14 09:19:01.18239114.0MbcriticalCronjob execution stopped prematurely. Exception:The `initial currency` parameter of App\CurrencyExchange\Rates::convert is not valid (eer)
2023-10-14 09:19:01.19444414.0MbinfoCronjob execution ended.

A transaction has been started but never closed

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