Arma II Combined Ops Error

[Lynchyy 0]

I get 2 errors when trying to launch Arma II Combined Ops. I get error "No entry 'bin\config.bin/CfgInGameUI/MPTable.shadow' then when I click OK I get error compiling shader PSSpecularAlpha:0 ANY IDEAS?

[AmberHelios 2071]

a little clarity goes a long way to helping your problem

1 Which version of the game did you purchase? STEAM or RETAIL or MIXED:

2 What version beta patch are you running

3 Which method are you using to launch the game?

4 Your PC specs:

5 Your Operating System: