Gta V Isdone.dll And Unarc.dll Error Fix 🆕 Fresh

Turn off antivirus > Run as Admin > Limit RAM usage (2GB) > Use an NTFS drive.

Published by: Tech Game Support Reading Time: 4 minutes gta v isdone.dll and unarc.dll error fix

There is nothing more frustrating than waiting hours for Grand Theft Auto V to download, only to be slapped with a cryptic error box halfway through the installation. You step away for a snack, come back, and see it: Turn off antivirus > Run as Admin >

Did this work for you? Let us know in the comments below. If you got a specific error code (like -1, -6, or -14), mention it—we have specific fixes for those too. Let us know in the comments below

Here is the ultimate guide to killing these errors for good. These aren't viruses. unarc.dll is a library used by archivers (like WinRAR/7-Zip) to decompress data. The isdone.dll error is simply the dialogue box telling you the decompression failed.