Unreal Engine Not Launching

I have a problem a bit like that.
I am opening UE4 editor but after loading process it automatically close itself without showing any error or sth. My Ram:8GB ; i7 CPU Quadcore 1.73 GHz ; graphics card: NVDIA GeG_Force GT 425M
What can be the problem? Can anybody help, please? Ubuntu 16.04 is my OS