Right-click Rise of the Tomb Raider → Properties → Installed Files → Verify integrity of game files . This redownloads missing or corrupt .tiger files.
The most common cause is a corrupted file during a download or update. Steam and other launchers have built-in tools to find and replace these broken bits automatically. Game doesn´t start. bigfile.000.tiger missing. OSX, eGPU rise of the tomb raider unable to open bigfile000 top
Run the process again. This forces Steam to download a completely fresh copy of that specific file. Right-click Rise of the Tomb Raider → Properties
The "Unable to open bigfile.000" error in Rise of the Tomb Raider typically occurs because of corrupted game files, antivirus interference, or compatibility issues with modern operating systems. You can generally resolve this by verifying the integrity of your game files or adjusting your security settings . Top Solutions for Bigfile Errors Steam and other launchers have built-in tools to
: A simple reboot can clear temporary file locks that might be preventing access to bigfile.000 . Verify Game Files :
Once you fix the error, follow these best practices to ensure it never returns:
How to FIX Rise of the Tomb Raider Not Launching/Not Starting