2024-02-19 16:28:01.16802312.0MbinfoCronjob execution started. PID: 711758
2024-02-19 16:28:01.17691312.0MbinfoThere are 8120 records in the RD queue.
2024-02-19 16:28:01.19701712.0MbcriticalCronjob execution stopped prematurely. Exception:The `initial currency` parameter of App\CurrencyExchange\Rates::convert is not valid (eer)
2024-02-19 16:28:01.21131812.0MbinfoCronjob execution ended.

A transaction has been started but never closed

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