Unable to Launch Edit Session

Summary

When I try to launch a UEFN session it gets stuck on validating uploaded content, then about a minute later I get a popup saying “At least 1 module failed remote validation”.

No message log errors but a few console logs, showing 1 here rest in an image below “LogValkyrie: Error: FlowStep_ResolveSessionCandidates(): Candidate module [2dcfc75e-4953-61ef-525a-199f7ac80dea] failed validation with error: [errors.com.epicgames.pre-processing.download_failure]

Tried switching to an alt account and it gets passed that point (takes about 10 minutes longer then normal however) starts to launch fn, got to a loading screen then a minute or two later I get sent to the lobby saying “Client failed to register with server. Please Restart Fortnite”

This affects 2 larger projects I am in.
A blank project seems to work, however it did stall for about 5 minutes

As I test to verify the issue for this forum post both of the bigger projects are now working… Issue seems inconsistent but still not working most of the time.

Please select what you are reporting on:

Unreal Editor for Fortnite

What Type of Bug are you experiencing?

Live Edit

Steps to Reproduce

Open project up, press launch session
Wait for “Validating local content”, then “Uploading”, then “Validating uploaded content”

Module validation error pops up

Expected Result

No module validation error

Observed Result

A module failed remote validation

Platform(s)

PC

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