If nothing works, your system core libraries might be damaged.
: Many DODI/FitGirl installers have a checkbox at the start to limit RAM usage to 2GB or 4GB. Checking this is the most common fix for users with 8GB of RAM or less. Disable Security Software : Temporarily disable Windows Defender
isdone.dll error is a common frustration when installing DODI Repacks, typically occurring because the decompression process fails to write files to your drive. This isn't usually a "broken" repack, but rather a conflict between the installation script and your system's environment. What causes the error? The error is most often triggered by one of three things: Permissions:
You should be aware that some users have reported that the ISDone.dll error is significantly more common and persistent on Windows 11 than on Windows 10. In multiple community threads, users who updated to Windows 11 found that their DODI and FitGirl repacks would no longer install, consistently failing with an ISDone.dll error. Many of these users later reported that after reinstalling Windows 10, the same installers worked flawlessly without any changes. If all else fails and you are on Windows 11, this incompatibility may be the root of the problem. dodi repack isdone.dll error
If that works, simply install the game to another simple path, like D:\Games .
Temporarily disable your antivirus software to prevent it from interfering with the installation process.
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If you are still stuck on a specific error code, let me know:
your total RAM in MB (e.g., if you have 16GB RAM, enter 24576 ). Set this to your total RAM in MB (e.g., for 16GB RAM, enter 49152 ). Click Set , then click OK , and restart your PC. 2. Disable Real-Time Antivirus Protection
How to Fix the DODI Repack isdone.dll Error: A Complete Guide If nothing works, your system core libraries might
If you have 8GB of RAM or less, or if the game is massive (50GB+), your physical RAM might run out during decompression. You can force Windows to use a portion of your hard drive as temporary RAM.
If you used a torrent to download the game, the files might be incomplete due to a network hiccup. You can fix this without re-downloading.