# Published Game can't launch server, Editor can't launch session

**URL:** <https://forums.unrealengine.com/t/published-game-cant-launch-server-editor-cant-launch-session/2727590>\
**Category:** Issues and Bug Reporting\
**Tags:** open, fortnite-creative, unreal-editor-for-fortnite, fortnite\
**Created:** [June 10, 2026, 6:52am UTC](https://forums.unrealengine.com/t/published-game-cant-launch-server-editor-cant-launch-session/2727590 "2026-06-10T06:52:51Z")\
**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:** [June 11, 2026, 6:58pm UTC](https://forums.unrealengine.com/t/published-game-cant-launch-server-editor-cant-launch-session/2727590/7 "2026-06-11T18:58:59Z")

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hi @OKomili ,

Just don’t no why you are getting this problem the we as UEFN should not see Linking Errors

This is all in C:\Users\jimgi\AppData\Local\UnrealEditorFortnite\Intermediate

there is a know problem in

[v41.00 Known Issues & Pre-Release Updates - General / Issues and Bug Reporting - Epic Developer Community Forums](https://forums.unrealengine.com/t/v41-00-known-issues-pre-release-updates/2726053/4)

Try running the

[Validation and Fix-Up Tool in Unreal Editor for Fortnite | Fortnite Documentation | Epic Developer Community](https://dev.epicgames.com/documentation/fortnite/validation-and-fixup-tool-in-unreal-editor-for-fortnite?lang=en-US#automatic-fix-up)

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