UEFN CRASH

General Issues and Bug Reporting
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1

Summary

The UEFN ( Unreal editor for Fortnite ) crashes after any project is opened.

Please select what you are reporting on:

Unreal Editor for Fortnite

What Type of Bug are you experiencing?

Stability

Steps to Reproduce

  1. Launch the UEFN
  2. Open any project
  3. Wait ~1 min / try to put some assets into the world
  4. Observe the Crash

Expected Result

The expected result should be a normally working editor that does not crash

Observed Result

The Editor Crashes constantly after launching it and opening any project

Platform(s)

PC

Additional Notes

Crash Log :
LoginId:6659d25c41f4ad4ce4e09ebf3d4b5f95
EpicAccountId:75c519c9b284486b80c3275f8e98fddc

Unhandled Exception: EXCEPTION_ACCESS_VIOLATION writing address 0x000000000000001c

UnrealEditorFortnite_Win64_Shipping
UnrealEditorFortnite_Win64_Shipping
UnrealEditorFortnite_Win64_Shipping
UnrealEditorFortnite_Win64_Shipping
UnrealEditorFortnite_Win64_Shipping
UnrealEditorFortnite_Win64_Shipping
UnrealEditorFortnite_Win64_Shipping
UnrealEditorFortnite_Win64_Shipping
UnrealEditorFortnite_Win64_Shipping
kernel32
ntdll

2

Hi @Deeg0 ,
Looking at this without the full logs could possibly be driver crashes.
Open UEFN by using “Run As Administrator” to check if this works
Then try the procedure in the link below
Fatal Error opening UEFN Project - General / Issues and Bug Reporting - Epic Developer Community Forums (unrealengine.com)