How to Fix Clair Obscur Expedition 33 Fatal Error on PC

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Spunky
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Fix Clair Obscur Expedition 33 Fatal Error
Img via; Clair Obscur Expedition 33

Clair Obscur: Expedition 33 is an RPG game set in a dark fantasy world where a mysterious event called “Gommage” causes people aged 33 to vanish every year.

The game features real-time action, unique combat mechanics like dodging, parrying, and countering, along with exploration, a distinctive art style, an emotional storyline, and excellent voice acting.

In this game, you play as a group of brave individuals who are about to turn 33 and volunteer for Expedition 33 to prevent the mysterious disappearances.

In this article, we explain how to fix the Clair Obscur: Expedition 33 Fatal Error on PC, as well as other errors like LowLevelFatalError and UE-Sandfall Crash.

How to Fix Clair Obscur Expedition 33 Fatal Error on PC

To fix the Clair Obscur: Expedition 33 Fatal Error on PC, you can try running the game as an administrator or verifying the game files. Below, you’ll find several troubleshooting methods that should help resolve the issue.

Fix 1: Apply the Latest Game Patch

  • Update the game (April 24, 2025 patch).
  • Steam: Library > Right-click > Properties > Updates > “Always keep this game updated.”
  • Game Pass/Epic: Check for updates.

Fix 2: Verify Game Files

  • Fix corrupted files.
  • Steam: Library > Right-click > Properties > Installed Files > Verify integrity.
  • Epic: Library > Three dots > Verify.
  • Game Pass: Reinstall.

Fix 3: Toggle Steam Overlay

  • Fix crashes linked to Steam Overlay.
  • Steam: Library > Right-click > Properties > Enable/Disable Steam Overlay.

Fix 4: Use DirectX 11

  • Force DirectX 11 to reduce crashes.
  • Steam: Right-click > Properties > Launch Options > Type -dx11.
  • Remove -dx11 if issues continue.

Fix 5: Delete D3D12 File

  • Fix D3D12 crashes.
  • Go to C:\Program Files (x86)\Steam\steamapps\common\Expedition 33\Sandfall\Binaries\Win64, find D3D12.dll, and delete it (backup first).

Fix 6: Run as Administrator

  • Give admin rights to avoid shutdowns.
  • Right-click ClairObscurExpedition33-Win64-Shipping.exe, Select “Run as administrator.”

Fix 7: Update GPU Drivers

Fix 8: Update Windows & BIOS

  • Install updates for Windows and BIOS.
  • Settings > Windows Update > Check for updates.
  • Update BIOS if needed.

Fix 9: Close Background Programs

  • End apps using too many resources.
  • Open Task Manager (Ctrl + Shift + ESC) > End unnecessary tasks.

Fix 10: Set High Performance Mode

  • Boost game performance.
  • Settings > System > Display > Graphics > Custom options > Set to High Performance.

Fix 11: Lower Graphics Settings

  • Reduce VRAM to stop crashes.
  • In-game: Set Texture Quality to Medium.
  • Use Low preset if VRAM <8GB.

Fix 12: Reinstall the Game

  • Uninstall and reinstall the game.
  • Steam: Right-click > Manage > Uninstall.

Fix 13: Check System Requirements

  • Minimum: Ryzen 5 3600, GTX 1060 (6GB), 16GB RAM, 120GB SSD.
  • Recommended: Ryzen 7 5800X, RTX 4070, 32GB RAM.

Fix 14: Report Bugs

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Spunky

Biswajit plays a variety of game genres, earning him the nickname "Spunky" from his friends. He spends most of his time exploring the worlds of Roblox and GTA 5, along with titles like Wuthering Waves and more.

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