2024-02-20 11:58:01.21456214.0MbinfoCronjob execution started. PID: 814246
2024-02-20 11:58:01.22856914.0MbinfoMoved 2 transactions from fast queue to main queue: ClientInvoice #2900000018, Document #2900000041
2024-02-20 11:58:01.23852214.0MbinfoThere are 8124 records in the RD queue.
2024-02-20 11:58:01.25893514.0MbcriticalCronjob execution stopped prematurely. Exception:The `initial currency` parameter of App\CurrencyExchange\Rates::convert is not valid (eer)
2024-02-20 11:58:01.27320114.0MbinfoCronjob execution ended.

A transaction has been started but never closed

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