When your game searches its internal folders or your operating system's directories for the code required to run achievements, it fails to find the function signature. This breaks the software startup sequence and crashes the game.
Corruption in the launcher's temporary data can also trigger "entry point" errors. Close Ubisoft Connect completely via Task Manager. uplay-ach-earnachievement could not be located
Share your experience in the comments below—your fix might help another player in the same situation. When your game searches its internal folders or
Whether on Steam or Ubisoft Connect, use the "Verify Integrity" tool. This forces the launcher to check for missing DLLs and replace them. Update the Launcher: Manually download the latest version of Ubisoft Connect Close Ubisoft Connect completely via Task Manager
Since the error is related to online achievements, a poor connection or a firewall can sometimes trigger it as a secondary issue.
Fortunately, you can fix this issue using the verified troubleshooting steps below. Method 1: Run Ubisoft Connect and the Game as Administrator
By disabling the overlay or updating the launcher, you bridge the gap between the game’s old code and the new software environment. If you'd like to dive deeper, let me know: Which is giving you this error?