This is the #1 fix for this issue. If a file is corrupt, the launcher will redownload only the broken pieces. Open and go to your Library . Right-click Rise of the Tomb Raider and select Properties .
Before touching any files, eliminate transient glitches. rise of the tomb raider bigfile000 error verified
When the game throws this error, it means the system detected a mismatch between what the game expected to read and what was actually present on your drive. The most common root causes include: This is the #1 fix for this issue