Before you even run the setup.exe , FitGirl repacks include a tool called Verify BIN files before installation.bat .
If you downloaded .rar segments, you must extract Part 1 , and WinRAR/7-Zip will automatically pull data from Part 25. You should not try to "run" Part 25 individually. 3. Allocation and RAM Limits
Ensure you have at least twice the size of the final game available in free space during installation to account for temporary files.
Right-click setup.exe and select Run as Administrator to ensure the installer has permission to write to your C:\Program Files or other protected directories. 5. Common "Part 25" Corruption Causes
