Under the tab, uncheck the box for Enable in-game overlay for supported games . Launch the game to check if the error is bypassed. Final Thoughts
If it persists
If your Ubisoft Connect client updated incorrectly over an old Uplay installation, leftover legacy cache files will conflict with the game. A clean reinstall fixes this. uplay-ach-earnachievement could not be located
While the "UPLAY_ACH_EarnAchievement" error is a startup-blocking problem, another common frustration is the "Failed to Synchronize Achievements" error that can appear when you close a game. This indicates that Ubisoft Connect could not upload your locally-earned achievements to their cloud servers.
The uplay-ach-earnachievement could not be located error sounds technical and intimidating, but it is almost always solvable with file verification, cache clearing, or overlay management. Achievements are a core part of the modern gaming experience—they mark your milestones, challenges, and mastery. Under the tab, uncheck the box for Enable
: The specific Dynamic Link Library (DLL) file responsible for communicating between the game and the launcher is damaged or missing. Step-by-Step Solutions 1. Check Antivirus Quarantine
The in-game overlay is responsible for displaying and registering achievements. Conflicts with other overlays (such as Steam, Discord, or graphics card software) can prevent the achievement function from being located or triggered. A clean reinstall fixes this
Always run the latest version to avoid known bugs.
When you restart Ubisoft Connect, it will rebuild these caches, re-downloading achievement data from the cloud.
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The error message "uplay-ach-earnachievement could not be located" typically relates to issues with Ubisoft's Uplay service, now rebranded as Ubisoft Connect. This error might occur when trying to access or redeem achievements (often referred to as "achievements" or "earnings" in the context of Uplay/Ubisoft Connect) for games that are linked to your Uplay/Ubisoft Connect account.