2023-10-26 14:15:01.17421212.0MbinfoCronjob execution started. PID: 324620
2023-10-26 14:15:01.19389812.0MbinfoMoved 1 transactions from fast queue to main queue: ClientInvoice #2860000010
2023-10-26 14:15:01.20230012.0MbinfoThere are 7863 records in the RD queue.
2023-10-26 14:15:01.29000716.0MbcriticalCronjob execution stopped prematurely. Exception:The `initial currency` parameter of App\CurrencyExchange\Rates::convert is not valid (eer)
2023-10-26 14:15:01.30036916.0MbinfoCronjob execution ended.

A transaction has been started but never closed

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