Steps to reproduce:

1. Create a project
2. Go to "Window" -> "Package Management" ->"Package Manager"
3. Select "Unity Registry"
4. Enter the "Visual" string  into the search field and click Enter
5. Select "Visual Effect Graph" and click "Install"
6. Select "Samples" tab
7. Dock the Package Manager window next to the "Game" window
8. Observe the result

Actual results: Package manager window disappears after docking with console error "No measure function set in this node's config"

Expected results: The package manager window should be docked correctly and no errors in the Console

Reproducible with versions: 6000.5.0a1

Not reproducible with versions: 6000.4.0a4

Can’t test with versions: -

Tested on (OS): macOS - Tahoe 26.1

Note: Full console error is added in the "Comments" section