# UEFN Project crashes while opening - Unable to access it

**URL:** <https://forums.unrealengine.com/t/uefn-project-crashes-while-opening-unable-to-access-it/2676689>\
**Category:** Issues and Bug Reporting\
**Tags:** fortnite-creative, unreal-editor-for-fortnite, crash, question, fortnite\
**Created:** [November 20, 2025, 1:49am UTC](https://forums.unrealengine.com/t/uefn-project-crashes-while-opening-unable-to-access-it/2676689 "2025-11-20T01:49:54Z")\
**Posts on this page:** 1\
**Showing post:** 7

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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 20, 2025, 7:31pm UTC](https://forums.unrealengine.com/t/uefn-project-crashes-while-opening-unable-to-access-it/2676689/7 "2025-11-20T19:31:01Z")

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> _`Im able to open the UMAP file`_

That means there is corruption in the file structure; possibly, the only way to recover this is

open a new project

import/migrate the original project into the new project, basically, a level has broken in the project, and no tools exist to externally fix the project

[How to copy a UEFN project - Development / Getting Started & Setup - Epic Developer Community Forums](https://forums.unrealengine.com/t/how-to-copy-a-uefn-project/1236151/4)

[How to duplicate or copy a UEFN Project Easily! #uefn](https://www.youtube.com/watch?v=cqgE7VzhSNM&t=1s)#fortnite

There are loads of videos and articles for copying, but just not any about your error

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