The error message "The procedure entry point uplay-ach-earnachievement could not be located in the dynamic link library" typically occurs when tThis specific "entry point" refers to a function the game expects to find in a DLL file—usually uplay_r1_loader.dll or uplay_r1_loader64.dll—which is either missing, outdated, or corrupted. Common Causes of the Error
Disable NVIDIA GeForce Experience Overlay: uplay-ach-earnachievement could not be located
Check Antivirus Quarantine: Some antivirus programs mistakenly flag the achievement-tracking DLLs as "suspicious." Check your "Quarantine" or "Protection History" and restore any files removed from the game's installation folder. Visit the Ubisoft support website
This forces Windows to re-recognize Ubisoft's API for achievement handling. Then restart
Then restart.
Corrupted Local Cache or Installation Files
Over time, the Ubisoft Connect client accumulates cache data. If this data becomes corrupted, specific functions—like achievement unlocking—may fail to execute, causing the error.