2024-02-20 13:28:01.15909514.0MbinfoCronjob execution started. PID: 822912
2024-02-20 13:28:01.16336614.0MbinfoThere are 8129 records in the RD queue.
2024-02-20 13:28:01.17872114.0MbcriticalCronjob execution stopped prematurely. Exception:The `initial currency` parameter of App\CurrencyExchange\Rates::convert is not valid (eer)
2024-02-20 13:28:01.18947114.0MbinfoCronjob execution ended.

A transaction has been started but never closed

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