How To Fix Uplayr1loader64dll Error In Assassin 39s Creed Unity New -

uplay_r1_loader64.dll Assassin's Creed Unity is typically caused by your antivirus software—such as Windows Security Malwarebytes

Repair / Validate game files

1. Open Ubisoft Connect (Uplay).
2. Go to your Game Library → Assassin’s Creed Unity → Properties (or right‑click).
3. Click “Verify files” / “Repair” (this will check and re‑download corrupted or missing files including DLLs).
4. After verification completes, restart PC and test the game.

Sometimes the error is caused by missing dependencies like the Microsoft Visual C++ Redistributable. uplay_r1_loader64

3. STEP-BY-STEP RESOLUTION

PROCEDURE A: VERIFY GAME INTEGRITY (Steam Users)

This is the safest and most common fix. It restores the original, unmodified DLL files required by the game. Open Ubisoft Connect (Uplay)

Solution 2: Verify Integrity of Game Files (Repair Missing DLL)

If uplayr1loader64.dll is truly missing or corrupted, the launcher will restore it. Sometimes the error is caused by missing dependencies

Scroll down to Exclusions and click Add or remove exclusions.

2. TECHNICAL DIAGNOSIS

There are three primary causes for this error: