Sometimes a specific part is corrupted upon upload, and the uploader will create a new post with a "Part 18 Fix."
Most uploaders provide multiple mirrors (e.g., Mega, Zippyshare, MediaFire). If part 18 is down on one, it may be active on another. Gears.5.Hivebusters-CODEX.part18.rar
If you have the file but it's corrupted, search for the MD5 or SHA-1 hash of that specific part to see if a verified mirror exists elsewhere. Technical Note Sometimes a specific part is corrupted upon upload,