How to Fix the "Unable To Open Bigfile Bigfile.000" Error The error message is a common crash-to-desktop issue that plagues PC gamers. It most frequently occurs in titles developed or published by Square Enix, Crystal Dynamics, and Eidos Interactive. Games like Tomb Raider (2013), Rise of the Tomb Raider , Deus Ex: Human Revolution , and Hitman rely on these packaged .000 files to store core assets like textures, audio, and levels.
Physical degradation of your Hard Disk Drive (HDD) or Solid State Drive (SSD) can make specific file blocks unreadable. Unable To Open Bigfile Bigfile.000