This usually means one of the parts was corrupted during download. Try re-downloading part .004 specifically.
Ensure you have all parts in the same folder (e.g., .001 through wherever the sequence ends). TAL Games 7z 004
If you are missing a part, or if one part (like .004 ) is a different file size than the others (except the last one), the extraction will fail. Use the Right Tool: Download 7-Zip or WinRAR . This usually means one of the parts was