Prefab Library - wrong content displayed

[gnysek]

Description

When prefab have included things, but none of them are visible, all default Prefabs are shown, while it should show empty page.

Steps To Reproduce

1. Create prefab which have one "included" item, but it's not visible

2. Install it
3. Click on it in Prefabs Library - all top-level prefabs are shown, like they are content of that Prefab, but that's not true.

Which version of GameMaker are you reporting this issue for?

IDE v2026.100.0.1139 Runtime v2026.100.0.1090

Which operating system(s) are you seeing the problem on?

Windows 10.0.26200.0

2687f11b-0acd-497f-ada0-54262891ef41