UE4 crashing on load linux

I recently built unreal engine on ubuntu 15.10. The compilation went well.

ue4 is crashing at 45% at the splash screen.

I have attached the crash logs.

Please help.

Thank you

diagnostics

crash log

Edit Engine/Config/ConsoleVariables.ini and uncomment the CVar next to the comment that mentions Linux and Mesa drivers.

Thanks it worked