This error can be frustrating, but it's highly fixable by following these steps. Good luck getting back to exploring ancient tombs and solving mysteries in Rise of the Tomb Raider !

Open your game launcher, navigate to your library, and select properties/manage.

Add the entire folder where your game is installed (e.g., C:\Program Files (x86)\Steam\steamapps\common\Rise of the Tomb Raider ).

The bigfile000.000 error indicates that the game cannot properly read or access its main data files. These files contain game assets like textures, sounds, and models.

The solutions outlined in this article have been verified through various sources, including:

✅ After fixing, you can re-enable it and manually add the game’s .exe as a allowed app.

: While it sounds counterintuitive, some recent driver updates conflict with the older TressFX or physics engine in the game. Users have reported success by rolling back NVIDIA or AMD drivers to a version roughly three months old.

ROTTR disc error while reading bigfile.000 - Steam Community

Elias didn't yell. He didn't throw his mouse. Instead, he went to the forums. Deep in a thread from 2016, a user named RelicHunter88 had posted a cryptic fix:

“Failed to open BIGFILE.000. The system cannot find the file specified.”

Ensure your storage controller drivers and system files are consistently updated via Windows Update to prevent system-level read errors.

Based on community reports, these are the primary causes of this error:

Navigate to your game installation folder (usually Steam\steamapps\common\Rise of the Tomb Raider ). Locate and or rename bigfile.000.tiger .

Here are the most effective, verified methods to resolve the bigfile000.000 error, ranked by ease and success rate. 1. Verify Integrity of Game Files (Steam & Epic Games)

The Bigfile000 error is a common issue in Rise of the Tomb Raider, characterized by an error message that appears when the game fails to load or crashes during gameplay. The error message typically reads: "Error: Bigfile000" or "Failed to load Bigfile000." This error can occur on various platforms, including PC, Xbox, and PlayStation.

The core issue is often that Steam's verification tool confirms the file's presence and size but may miss subtle "Tiger Archive header mismatches" or internal corruption within the massive .tiger files. Additionally, system-level conflicts—such as antivirus blocks or RAM instability—can prevent the game from reading these files even if they are technically correct.