Can't launch sessions

Summary

Got this error when trying to launch a session :

[2024.10.20-19.02.05:849][422]PlatformCook: Error: LogWindows: Error: appError called: Assertion failed: Texture.Source.GetNumSlices() == 1 || Texture.Source.GetNumSlices() == 6 [File:D:\build++Fortnite\Sync\Engine\Source\Runtime\Engine\Private\TextureDerivedData.cpp] [Line: 1179]
[2024.10.20-19.02.05:984][431]PlatformCook: Error: LogWindows: Error: appError called: Assertion failed: Texture.Source.GetNumSlices() == 1 || Texture.Source.GetNumSlices() == 6 [File:D:\build++Fortnite\Sync\Engine\Source\Runtime\Engine\Private\TextureDerivedData.cpp] [Line: 1179]

Please select what you are reporting on:

Unreal Editor for Fortnite

What Type of Bug are you experiencing?

Live Edit

Steps to Reproduce

Just launch a session and this appears.

Expected Result

The session launch

Observed Result

Error message

Platform(s)

PC

Trying to get an answer for you here.

The team suggests reimporting the texture - Importing Assets | Unreal Editor for Fortnite Documentation | Epic Developer Community

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