Many players encounter the LowLevelFatalError while launching or playing Poppy Playtime Chapter 5 on PC. This error usually crashes the game instantly or shows Unreal Engine crash messages like:

LowLevelFatalError [File:Unknown] [Line:…] Unreal Engine is exiting due to D3D device being lost

This problem is commonly caused by GPU driver issues, DirectX errors, corrupted files, or system instability. Fortunately, you can fix it using the solutions below.


Why Poppy Playtime Chapter 5 LowLevelFatalError Happens

Common causes include:

  • Outdated or corrupted GPU drivers
  • DirectX errors
  • Corrupted game files
  • Overclocked GPU or CPU
  • Missing Visual C++ files
  • Running on unsupported DirectX version
  • Overlay software conflicts

Fix 1: Update Graphics Drivers (Most Important Fix)

Outdated GPU drivers are the #1 cause.

Steps:

  1. Visit GPU website:
  • NVIDIA โ†’ nvidia.com/drivers
  • AMD โ†’ amd.com/support
  • Intel โ†’ intel.com
  1. Download latest driver
  2. Install and restart PC

Launch the game again.


Fix 2: Verify Game Files on Steam

Corrupted files can cause fatal errors.

Steps:

  1. Open Steam
  2. Go to Library
  3. Right-click Poppy Playtime Chapter 5
  4. Click Properties
  5. Select Installed Files
  6. Click Verify integrity of game files

Wait until complete.


Fix 3: Run Game as Administrator

Permission issues can crash Unreal Engine.

Steps:

  1. Go to game install folder
  2. Right-click game .exe file
  3. Click Run as administrator

Fix 4: Disable Overclock (Very Important)

Overclocking often causes LowLevelFatalError.

Disable:

  • GPU overclock
  • CPU overclock
  • MSI Afterburner overclock

Set everything to default.

Restart PC.


Fix 5: Force DirectX 11 Launch Option

DirectX 12 sometimes causes crashes.

Steps:

  1. Open Steam
  2. Right-click game
  3. Click Properties
  4. In Launch Options type:
-dx11

Launch game.


Fix 6: Update Visual C++ Redistributables

Missing files can crash Unreal Engine.

Steps:

  1. Download from Microsoft website:

Install:

  • Visual C++ 2015โ€“2022 x64
  • Visual C++ 2015โ€“2022 x86

Restart PC.


Fix 7: Disable Overlay Programs

Overlay software often causes crashes.

Disable:

  • Steam Overlay
  • Discord Overlay
  • NVIDIA Overlay
  • Xbox Game Bar

Restart game.


Fix 8: Add Game to Antivirus Exclusion

Antivirus may block game files.

Steps:

  1. Open Windows Security
  2. Go to Virus & Threat Protection
  3. Click Exclusions
  4. Add game folder

Fix 9: Update Windows

Outdated Windows can cause Unreal Engine errors.

Steps:

  1. Open Settings
  2. Click Windows Update
  3. Install updates
  4. Restart PC

Fix 10: Reinstall the Game (Last Fix)

If nothing works:

  1. Uninstall game
  2. Restart PC
  3. Reinstall game

This fixes corrupted installation.


Additional Tips

  • Run game on dedicated GPU
  • Close background apps
  • Disable fullscreen optimizations
  • Update DirectX

Frequently Asked Questions

What is LowLevelFatalError?

Itโ€™s an Unreal Engine crash caused by GPU, DirectX, or system instability.

Is GPU driver the main cause?

Yes. Updating GPU drivers fixes most cases.

Does DirectX 11 help?

Yes. Itโ€™s more stable than DirectX 12.


Conclusion

The Poppy Playtime Chapter 5 LowLevelFatalError is usually caused by outdated GPU drivers, DirectX issues, or corrupted files. Updating drivers, verifying files, and disabling overlays fixes the problem for most players.

After applying these fixes, the game should run without crashing.

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