Session Does Not Start after v39.00 for a specific project

DojoMaps
Tue, 16 Dec 2025 18:53:11 +0000
Issues and Bug Reporting

Summary

Hi Team,

The UEFN project for island 1721-0011-3636 crashes when we try to “Start Session” after v39.00.

Tried to start this project session after v39 and v39.1 without doing any change at the map, crashes.

Tried to force a new change, start session crashes

tried to reinstall UEFN and deleting project files, still crashing

tested with another 2 devs and same crash happens when try to start the session.

We have generated the crash logs.

Please select what you are reporting on:

Unreal Editor for Fortnite

What Type of Bug are you experiencing?

Live Edit

Steps to Reproduce

Open the project and click in Start Session

Expected Result

It should start

Observed Result

It crashes.

Platform(s)

PC

Island Code

1721-0011-3636

4 posts - 3 participants