If you are an avid player of Ubisoft titles such as Rainbow Six Siege, Assassin’s Creed Valhalla, Far Cry 6, or Watch Dogs: Legion, you have likely relied on the Ubisoft Connect launcher (previously known as Uplay) to track your progress, connect with friends, and—most importantly—earn achievements.
Outdated Launcher: You may be using an old version of Uplay that doesn't support the achievement function required by the game. uplay-ach-earnachievement could not be located
File Mismatch: The game executable is trying to call a function (EarnAchievement) that the current, possibly corrupted or outdated, DLL files in your game folder do not support. Recommended Solutions Perform a Clean Reinstall of Ubisoft Connect Recommended Solutions Perform a Clean Reinstall of Ubisoft
Possible Causes: