Scene dependency error/fixer menu does not show up if the scene fails to load

[SaracenOne]

Godot version

62ca46c

System information

Windows 11

Issue description

The menu which allows you to repair broken paths to resources when loading scenes does not currently display if a resource is missing. Instead, you just get a generic error without the oppertunity to attempt to repair it.

Steps to reproduce

Create a scene
Add a resource to that scene
Delete the resource (via an external file browser)
Reload the project
Open the scene.

Minimal reproduction project

N/A