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Error launching my map

General Issues and Bug Reporting

unreal-editor-for-fortnite, fortnite-creative, fortnite

OKomili (OKomili) March 19, 2026, 9:58pm 4

Similar error for me, though mine complains about matchmaking timeout.

500×500 2.84 KB

Unable to Launch Session (Matchmaking Time Out) Issues and Bug Reporting

Summary Unable to Launch Session in our project (matchmaking error) Please select what you are reporting on: Unreal Editor for Fortnite What Type of Bug are you experiencing? Other Steps to Reproduce Press Launch Session Expected Result Session would launch normally Observed Result Session will not launch Platform(s) PC Island Code 7627-8175-3618 Upload an image [uefnbug.png] Additional Notes This issue is only affecting this one project since v40.00 was deployed. I am able to launch …

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