🎮 Game Error Codes What it means & how to fix it

ARK Survival Ascended Won't Launch? Here's the Fix

ARK Survival Ascended is built on Unreal Engine 5, so most "won't launch" and black-screen-on-startup problems trace back to GPU drivers, a corrupted shader cache, or missing runtimes. The fastest fix: install the latest Game Ready / Adrenalin GPU driver (clean install), clear the DirectX shader cache, and Verify integrity of game files in Steam. If it still won't start, install the latest Visual C++ Redistributable. Steps below, in order.

Exact details for ARK Survival Ascended

Ports to forward
7777 UDP (game) + 8888 TCP + 27015 (query)
Config file path
ShooterGame\Saved\Config\WindowsServer\GameUserSettings.ini
Gotcha
Do NOT set ServerPort in the INI — in ASA the port is controlled only by the -port= launch argument
Common cause of connect failure
27015 query port not open — server invisible in browser even when game port works

Error codes

Black screen on launch / crash to desktop The UE5 renderer failed to initialise on startup

Cause: Outdated GPU driver, corrupted shader cache, or an overclock the new build can't tolerate.

Fix:
  1. Clean-install the latest GPU driver (DDU in safe mode, then Game Ready / Adrenalin).
  2. Clear the shader cache: Disk Cleanup > DirectX Shader Cache, and delete %localappdata%\D3DSCache.
  3. Remove any GPU overclock and test at stock clocks.
  4. Launch with -dx11 or in windowed mode from Steam launch options if DX12 crashes.
Fatal error / UE5 crash on startup A required runtime or file is missing or corrupt

Cause: Missing Visual C++ redistributable or damaged game files after an update.

Fix:
  1. Verify integrity of game files (Steam: Properties > Installed Files > Verify).
  2. Install the latest Microsoft Visual C++ Redistributable (x64).
  3. Ensure you have enough RAM/pagefile — set the Windows pagefile to system-managed; UE5 needs headroom.

Fixes that work for most ARK Survival Ascended errors

  1. Clean GPU driver install (DDU, then the latest Game Ready / Adrenalin) — UE5 is very driver-sensitive.
  2. Clear the DirectX shader cache (Disk Cleanup) and delete %localappdata%\D3DSCache; the game rebuilds it.
  3. Verify integrity of game files in Steam to repair a broken update.
  4. Install the latest Visual C++ Redistributable (x64) and the DirectX End-User Runtime.
  5. Add -dx11 or windowed to Steam launch options if the DX12 renderer black-screens.
  6. Remove GPU overclocks and disable overlays (Discord, GeForce Experience, RGB software).
  7. Set the Windows pagefile to system-managed and close background apps — ASA needs plenty of RAM headroom.
  8. If it broke right after a Windows update, install the newest GPU driver that matches the new DirectX runtime.

FAQ

Why won't ARK Survival Ascended launch?

Because it runs on Unreal Engine 5, most launch failures are GPU-driver or shader-cache related. Clean-install the latest driver, clear the DirectX shader cache, and verify game files — that fixes the majority of no-launch and black-screen cases.

How do I fix the black screen on startup in ASA?

Update the GPU driver with a clean DDU install, clear the shader cache, remove any overclock, and add -dx11 to Steam launch options if the DX12 renderer keeps black-screening.

ASA crashes with a fatal error immediately — what next?

Verify game files, install the latest Visual C++ Redistributable (x64), and make sure your Windows pagefile is system-managed. UE5 needs the runtime present and enough RAM headroom to start.

Does ARK Survival Ascended need a lot of RAM to launch?

Yes. UE5 is memory-hungry; if you're low on RAM, set the pagefile to system-managed and close background apps before launching, or the process can fail to start.

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