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Ensure your Uplay client (now Ubisoft Connect) is up to date:
Right-click the game > Properties > Installed Files > Verify integrity of game files .
If the file is completely missing, you can download a replacement from a reputable source. Download the 64-bit version of the file from a site like DLL-files.com
I will present the fixes in an approximate order from simple to more advanced, and include troubleshooting tips. The article should be thorough and helpful for users encountering this error. I will also include a final "still not working?" section with last-resort options. Ensure your Uplay client (now Ubisoft Connect) is
Right-click your desktop shortcut for Assassin's Creed Unity and choose .
Most repack installations include an offline backup folder containing clean duplicates of the vital launch files.
Are you using a version of the game, or a repack version, as the fix can vary slightly between them? The article should be thorough and helpful for
: Alternatively, run sfc /scannow in an Admin Command Prompt to repair general system file errors.
, do not download replacement DLLs from third-party sites, as these are often meant for "cracked" versions and may cause crashes. Ubisoft Connect : Click the game, go to Properties , and select Verify files : Right-click the game > Properties Installed Files Verify integrity of game files
Install the launcher as an administrator and restart your PC before launching the game. 4. Verify Game Files Most repack installations include an offline backup folder
If the launcher itself is corrupted, reinstalling it can resolve the error.
As a last resort, you might consider uninstalling and then reinstalling Assassin's Creed Unity.