Check for any files related to Far Cry 4 or Uplay (specifically ending in .dll ). Select the file and choose or Allow on device .

This error is prevalent among users launching the game through Steam or older installations, where the game tries to call a function ( UplayUserGetNameUtf8 ) from a DLL (Dynamic Link Library) file that either no longer exists, is corrupted, or is mismatched with the current Ubisoft Connect version. Here is a comprehensive guide to fixing this error in 2026. 1. Reinstall/Update Ubisoft Connect (Most Likely Fix)

Because the error relies entirely on Ubisoft's account management framework, updating the launcher is the quickest fix.

Here are the most common triggers:

If a file was corrupted during an update, your game platform can automatically scan and replace it. Open your Steam Library. Right-click on Far Cry 4 and select Properties . Go to the Installed Files tab.