This guide applies to legally owned copies of FIFA 13. However, due to the nature of the "Unarc.dll" error (which almost exclusively happens with compressed repacks), the solutions below focus on installation technicalities. For original Origin/Steam versions, simply re-download the game via the official launcher.
: Verify you have enough free space on the destination drive. If possible, try installing on an how to fix unarc dll returned an error code 6 fifa 13 link
Marco had been excited all week to play FIFA 13. He downloaded the installer, launched it — and the setup crashed with a cold line: "unarc.dll returned an error code: 6." Frustrated but determined, he tracked down the problem like a detective. This guide applies to legally owned copies of FIFA 13
If you are using a FIFA 13 torrent link and getting error -6, your torrent client may have "skipped" a file or marked it as "do not download." : Verify you have enough free space on the destination drive
Sometimes, your computer thinks it’s being helpful by preventing programs from writing to certain folders, causing the "Error Code 6" crash.
"Error: archive data corrupted (decompression fails)"
: Ensure you have enough free space on your drive for both the final game files and the temporary data created during decompression. Rename & Move Folders