Right-click the game’s .exe file > Properties > Compatibility > Run this program as an administrator .
The most common cause is a corrupted "Bigfile" that didn't download or install correctly. Steam has a built-in tool to detect and replace these damaged files. and go to your Right-click Rise of the Tomb Raider and select Properties Navigate to the Installed Files (or Local Files) tab. Rise Of The Tomb Raider Unable To Open Bigfile.000
The process is similar. Open the Epic launcher, click the three dots next to Rise of the Tomb Raider , and select Verify . Right-click the game’s
Have another fix that worked for you? Let us know in the comments below. and go to your Right-click Rise of the
This error essentially prevents the game from accessing its core data files, making it impossible to launch or play. Fortunately, this is usually a fixable issue related to file paths, permissions, or corrupted data.