Ravaz

Im seeking help to this problem. Heres how it goes ArmaII works fine with no problems what so ever not even lag. Now operation arrowhead is a different story, I click play on steam app. I see the boxes that get checked off one by one and I get the following message No entry'bin/config.bin/CfgIngameUI/MPtable.shadow'. then boxes continue geting checked off and then game loads up then crashed to desktop with the Message Error compiling Pixel Shader PSSpecular Alpha:0 I have tried Uninstalling and reinstalling , verifing game info and have found like 3 registry errors with the game is this normal ?