# Hi, my uefn is currently just insta crashing when i open it. How can i fix it?

**URL:** <https://forums.unrealengine.com/t/hi-my-uefn-is-currently-just-insta-crashing-when-i-open-it-how-can-i-fix-it/2034117>\
**Category:** Issues and Bug Reporting\
**Tags:** unreal-engine, unreal-editor-for-fortnite, question\
**Created:** [September 23, 2024, 1:46pm UTC](https://forums.unrealengine.com/t/hi-my-uefn-is-currently-just-insta-crashing-when-i-open-it-how-can-i-fix-it/2034117 "2024-09-23T13:46:04Z")\
**Posts on this page:** 1\
**Showing post:** 2

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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:** [September 23, 2024, 3:02pm UTC](https://forums.unrealengine.com/t/hi-my-uefn-is-currently-just-insta-crashing-when-i-open-it-how-can-i-fix-it/2034117/2 "2024-09-23T15:02:24Z")

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hi,  
You need to run “verify” of installation first of all  
[verify UEFN installation](https://forums.unrealengine.com/t/urc-exe-and-urc-dll-get-flagged-as-malware-from-microsoft-defender/1802519/5)

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