Error code
Fortnite IS-MF02-5
FORTNITEIS-MF02-5
Game/Platform Error· An error code shown by a game or gaming platform/launcher.
What it means
Anti-cheat software failed to start..
How to fix it
- Set BattlEye and EasyAntiCheat services to Automatic (Delayed Start) in Windows Services.
- Restart your computer.
- Clear the Epic Games Launcher cache.
- Run the Epic Games Launcher as administrator.
Not affiliated with Fortnite. Answer summarized from the manufacturer's manual linked above; consult that source for the authoritative procedure.
More Fortnite codes
- IS-0005Unable to connect to Epic Games servers from the launcher.
- IS-0009Manifest failed to load in the Epic Games Launcher.
- 19007V-Bucks card code does not exist - invalid redemption code.
- 83Party join failure with a profile or skin sync error.
- 86Unable to join a party due to a party service error.
- 91Unable to join a party in Fortnite.
- 93Unable to join a party in Fortnite.
- AS-3Epic Games Launcher failed to connect to Epic services.
- DP-06Installation timed out — game could not be installed.
- Denial Reason 18Party join blocked because the party entered a match or was already full.
- Denial Reason 20Party join failed — typically on Xbox — due to a platform party mode conflict.
- Denial Reason 9Party join blocked because a party member has crossplay turned off.