"Use Lightmaps" Crash

[SilverRayz]

When i enable Use Lightmaps, It will crash when i a join game.It will pops up when my loading bar loads fully like this one.

Legions.exe has encountered a problem and needs to close. we are sorry for the inconvenience.

Pls help D:

 

[GReaper]

Description: 'Intel(R) G33/G31 Express Chipset Family'

We don't support Intel integrated graphics. You're lucky that you can run the game without some of the graphical settings. The simple solution is to avoid enabling lightmaps.