Turning on openGL and i cant change the lightning ?!

[[TDin]TabZz]

Hello ! i have a disturbing problem.. when i start up HoN and joining a game sometimes i get an error that says ''K2 exception'' and i readed the HoNwiki and i did that thing in CMD but when i tries to change to openGL my HoN is soo dark, and i cant change the lightning.. PLEASE HELP ME !! greetings from SWEDEN/sverige <3

[[TDin]TabZz]

And sometimes when i start up HoN i get a K2 fatal error..