file online—which often leads to malware or trojans—you should use the official repair tools provided by your game launcher. : Right-click the game in your library, go to Properties Local Files (or Installed Files), and select Verify integrity of game files
These files are often several gigabytes. Downloading them from unofficial mirrors frequently leads to CRC (Cyclic Redundancy Check) errors. How to Fix the Data6.bin Error Safely Call Of Duty Modern Warfare 2 Data6 Bin Download