That's all we know at this time.

Julian Röpcke @JulianRoepcke 
The prototype of the new Russian military aircraft Ilyushin Il-112V crashed a few minutes ago near Moscow. There were three pilots on board. A video shows the right turboprop engine suddenly catching fire. Shortly afterwards, the machine crashes into a forest. Quote tweet

https://twitter.com/novaya_gazeta/status/1427556618334609408


Apparently they were very proud of it.