Based on community reports (Steam forums, GOG, Reddit) and technical analysis, the error stems from one of five root causes:
Best for a blog post, Steam guide, or FAQ.
For technical users only. There exists a registry key that some modders use to skip file checks, but it can cause crashes and is unsupported. We do not recommend this, but for completeness: rise of the tomb raider bigfile000 error verified
Open the Start Menu, type cmd , right-click , and select Run as administrator .
: This is the most effective fix for missing or corrupted bigfile data. Based on community reports (Steam forums, GOG, Reddit)
Copy and paste the following reset command, then press Enter: powershell
This error can occur due to various reasons, including: We do not recommend this, but for completeness:
Has anyone else encountered this specific "bigfile000" issue? Any advice on how to fix a "verified" file that still seems to be causing a crash?
This issue is rarely a bug within the game code itself. Instead, it typically stems from system-level environment conflicts, storage drive limitations, or file corruption:
Simply running a standard verification check through your launcher often yields a false positive, stating all files are fine. To bypass this, you must force the launcher to pull down a fresh block of data. Close your game launcher entirely.
Aggressive antivirus software can "lock" these large files during startup, leading to an access error.
Based on community reports (Steam forums, GOG, Reddit) and technical analysis, the error stems from one of five root causes:
Best for a blog post, Steam guide, or FAQ.
For technical users only. There exists a registry key that some modders use to skip file checks, but it can cause crashes and is unsupported. We do not recommend this, but for completeness:
Open the Start Menu, type cmd , right-click , and select Run as administrator .
: This is the most effective fix for missing or corrupted bigfile data.
Copy and paste the following reset command, then press Enter: powershell
This error can occur due to various reasons, including:
Has anyone else encountered this specific "bigfile000" issue? Any advice on how to fix a "verified" file that still seems to be causing a crash?
This issue is rarely a bug within the game code itself. Instead, it typically stems from system-level environment conflicts, storage drive limitations, or file corruption:
Simply running a standard verification check through your launcher often yields a false positive, stating all files are fine. To bypass this, you must force the launcher to pull down a fresh block of data. Close your game launcher entirely.
Aggressive antivirus software can "lock" these large files during startup, leading to an access error.