How To Fix Unarc Dll Returned An Error Code 6 Fifa 13 Link May 2026

The Unarc.dll error is rare on Windows 7. Modern Windows 10/11 has stricter memory management.

If you are a FIFA 13 enthusiast trying to relive the classic gameplay on a modern PC, you have likely encountered a frustrating roadblock. Midway through installation—usually around 60-80%—the process halts, and a terrifying dialog box appears:

"unarc.dll returned an error code: -6" "Error: archive data corrupted (decompression fails)"

This error is notorious in the gaming community, particularly for repacks of older games like FIFA 13 downloaded from various online sources (often referred to as "links" from warez or repack sites). It signals that the installation wizard (usually based on InnoSetup or similar) cannot correctly extract the game files. how to fix unarc dll returned an error code 6 fifa 13 link

Do not panic. In 90% of cases, your download is not lost. This article provides 7 proven methods to diagnose and fix the unarc.dll error -6 specifically for FIFA 13.

Sometimes the file is genuinely corrupt. FIFA 13 repacks are often split into 20+ parts (.r00, .r01, etc.). If one part downloaded incorrectly, the error appears.

How to verify:

Pro tip: If you got FIFA 13 via a torrent link, force a re-check in your torrent client. Right-click the torrent → Force Re-Check. Your client will redownload only broken pieces.

Error Message: Unarc.dll returned an error code: -6 Affected Game: FIFA 13 (usually repack versions from FitGirl, RG Mechanics, or Ocean of Games) Error Source: ISDone.dll / Unarc.dll

Some repack tools trigger false positives that restrict memory access. The Unarc

If the installer itself is corrupted but the raw archive is fine, you can bypass the problematic unarc.dll entirely.

What you need: 7-Zip (free) or WinRAR.

Steps:

Why this works: The original installer’s unarc.dll may be outdated or buggy. By extracting manually, you use 7-Zip’s superior error handling.