2023-10-26 12:15:01.16556512.0MbinfoCronjob execution started. PID: 312217
2023-10-26 12:15:01.17936912.0MbinfoMoved 1 transactions from fast queue to main queue: ClientInvoice #2860000009
2023-10-26 12:15:01.18917112.0MbinfoThere are 7863 records in the RD queue.
2023-10-26 12:15:01.29200916.0MbcriticalCronjob execution stopped prematurely. Exception:The `initial currency` parameter of App\CurrencyExchange\Rates::convert is not valid (eer)
2023-10-26 12:15:01.30370016.0MbinfoCronjob execution ended.

A transaction has been started but never closed

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