Bigfile000tiger Tomb Raider Error -

Reinstall the game:

Aggressive real-time scanning by Windows Defender or third-party antivirus software (like Avast, Norton, or Bitdefender) can lock the bigfile000.tiger file while trying to scan it for malware. Because the file is so large, this lock causes the game to timeout and crash. Open your antivirus settings panel. Look for the , Exceptions , or Allowed Apps menu. bigfile000tiger tomb raider error

This error also occurs on Proton due to case-sensitivity issues (Windows sees BigFile.000 and bigfile.000 as the same; Linux does not). Reinstall the game: Aggressive real-time scanning by Windows