Some community users recommend manually updating uplay_r164.dll and uplay_aux_r164.dll in the C:\Program Files (x86)\Ubisoft\Ubisoft Game Launcher folder if the standard verification fails.
This is the nuclear option, but sometimes the most effective. A complete wipe and fresh install can fix deep-seated file structure issues that other methods can't touch. Some community users recommend manually updating uplay_r164
: Go to Virus & threat protection > Protection history , locate the file, and select Restore or Allow on device . : Go to Virus & threat protection >
: Right-click the game > Properties > Installed Files > Verify integrity of game files . Look for a recent item marked as a
This error, which states dbdata.dll is missing, corrupted, or cannot be loaded, frequently appears in both Steam and Ubisoft Connect versions, often occurring after an update or when launching the game for the first time.
Look for a recent item marked as a blocked threat corresponding to your game folder.