# UEFN instant crash

**URL:** <https://forums.unrealengine.com/t/uefn-instant-crash/2128164>\
**Category:** Issues and Bug Reporting\
**Tags:** fortnite-creative, unreal-editor-for-fortnite, fortnite\
**Created:** [November 16, 2024, 3:23pm UTC](https://forums.unrealengine.com/t/uefn-instant-crash/2128164 "2024-11-16T15:23:15Z")\
**Posts on this page:** 1\
**Showing post:** 3

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**Author:** ![Jimbohalo10](https://d1ap1mz92jnks1.cloudfront.net/user_avatar/forums.unrealengine.com/jimbohalo10/32/961440_2.png) [@Jimbohalo10](https://forums.unrealengine.com/u/Jimbohalo10)\
**Post date:** [November 16, 2024, 10:13pm UTC](https://forums.unrealengine.com/t/uefn-instant-crash/2128164/3 "2024-11-16T22:13:37Z")

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hi @Lonrot  
Please Need to delete all the files in  
C:\Program Files\Epic Games\Fortnite\FortniteGame\Content\Paks

Then Verify the installation which will take about 45 minutes

[Verify UEFN/Fortnite](https://forums.unrealengine.com/t/urc-exe-and-urc-dll-get-flagged-as-malware-from-microsoft-defender/1802519/4)  
The picture color slides as verification takes place

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