Did following:
Reinstall Arma3
and these hints:
file:///C:/Users/Misery3/Desktop/Arma%203%20Crash/Arma%203%20Unusual%20process%20exit%20-%20Bohemia%20Interactive%20Community.htm#0xC0000005_-_ACCESS_VIOLATION
Update the graphics card drivers to a newer version.
Rollback the graphics card drivers to an older version.
Check the temperature of your GPUs and CPUs.
Verify the integrity of the game cache using Steam.
Re-install DirectX.
Uninstall the Visual C++ 2013 Redistributable package (x86 version), restart your computer and install the package again (do not use the Repair function).
Run a Windows System File Check tool to repair corrupted system files.