Locate the file named (it may have a .tiger extension). Right-click and Delete the file entirely.
Right-click (the main executable) and select Properties . Switch over to the Compatibility tab. Check the box for Run this program as an administrator . Check Disable fullscreen optimizations . Click Apply and then OK . 5. Clear Out Storage Drive and Memory Bottlenecks
This comprehensive troubleshooting guide details step-by-step solutions to fix this file error and get your game running smoothly. Understanding the "Bigfile.000" Error
Several factors can contribute to the Bigfile.000 error: Rise Of The Tomb Raider Unable To Open Bigfile.000
Security software is essential for protecting your PC, but it can sometimes be overly aggressive and mistakenly quarantine legitimate game files. It's possible your antivirus software has flagged the bigfile.000 file as a false positive (an incorrect threat detection), moved it to a quarantine zone, or is blocking the game from accessing it. This issue has been reported as a common cause for this error.
Instead of reinstalling the entire game, your launcher can scan your directory, find the single broken bigfile.000 , and redownload just that piece. Open your Steam Library .
: This Windows 10/11 feature can cause issues with older games. Locate the file named (it may have a
The is a critical startup crash caused by corrupted primary archive files ( .tiger ), aggressive antivirus false positives, or Windows permission restrictions that prevent the game from reading essential assets.
This error has also been observed when the game's executable is not launched correctly. A specific instance was reported where the game would launch fine from its installation folder directly, but would throw the error when launched from a shortcut created by a third-party app or when the shortcut's "Start in" directory was not set correctly.
The launcher will detect the missing file and download a brand-new, uncorrupted copy. 3. Add an Antivirus and Windows Defender Exclusion Switch over to the Compatibility tab
: For persistent "out of table range" or "unable to open" errors common in older Tomb Raider engines, some community guides suggest running the game from a Virtual Hard Disk formatted as NTFS to fix read/write disk errors.
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: Some users report this error when the game is installed on an external USB SSD or a secondary drive. Try moving the game to your primary C: drive using Steam's built-in "Move Install Folder" tool. Rename and Re-verify
Look for files named up to bigfile.011.tiger . Select bigfile.000.tiger , right-click, and choose Delete . Return to your game launcher.