Please help me!!

[NeW_HeN]

Ok so i downloaded the Chromatix hack on mw3 for my pc and after its done i go to open up mw3 multiplayer on my laptop and this message pops up
"Error during initialization:
Couldn't load fileSysCheck.cfg. Make sure Call of Duty®: Modern Warfare® 3 is run from the correct folder."
And it wont let me play it, someone please help me!! i just want it back to normal i want the chromatix off and back to normal please help me
I dont know what to do, i dont know where to start, i bought mw3 at game stop, so i have the hard copy ( 2 disks )

[aram1]

Go to this link and follow the steps: https://support.steampowered.com/kb_...2037-QEUH-3335
Now it should work.

Aram1