The "Couldn't start the game" error in Fortnite is almost always caused by issues with , corrupted game files, or background software interference .
Navigate to your Fortnite install folder (usually C:\Program Files\Epic Games\Fortnite\FortniteGame\Binaries\Win64\EasyAntiCheat ). Fortnite Launch Error - Couldnt start game erro...
Select Repair Service from the menu and wait for it to finish. The "Couldn't start the game" error in Fortnite