If you running Arma 3 on Windows 10 [64-bit] and your game crashing constantly you might try to fix it by following instructions in this tutorial.


How to fix 0xC0000005 - STATUS_ACCESS_VIOLATION

  • 1. Find the game folder (usually located at C:\Program Files (x86)\Steam\steamapps\common\Arma 3)

  • 2. Right click on Arma 3 folder, select Properties and go to the Security tab

  • 3. Click on Edit and give all groups and profiles Full control

  • 4. Click on Apply and go to Advanced

  • 5. Click on Change right next to the Current owner

  • 6. Type in your PC’s User Name and verify the name

  • 7. Click on Apply and Close the window.

Other solutions

Delete “Arma 3” directory from AppData folder

1. Go to C:\Users\YOUR_USERNAME\AppData\Local
(To access AppData folder, simply type %localappdata% in Windows Search or press WinKey + R and type it there)

2. Delete the “Arma 3” directory or rename to something else
(for example “Arma 3 - Backup” just to keep it as a backup just in case)

3. Now open the launcher and try again. The “Arma 3” directory will be recreated.

Try with different memory allocators

1. Open Arma 3 Launcher and go to PARAMETERSALL PARAMETERSAdvancedMemory allocator

  1. Check how the game works by selecting different memory allocators

Update your BIOS
Guide: How to Update Your Motherboard BIOS Using a Simple USB Stick