### Godot version

 v4.0.beta11.official.91713ced8

### System information

macOS 12.6.1 Monterey, Apple M1 Pro

### Issue description

After reopening scenes with Sprite2D and trying to edit the region of the sprite again the Godot app crashed.

### Steps to reproduce

1. Open scene node_2d in the project files
2. Go to Sprite2D and click on edit region, pop up should show
3. Close the popup and close the scene with X on the tab
4. Reopen the scene, go to Sprite2D and click on Edit region
5. Godot should crash

### Minimal reproduction project

[region_crash.zip](https://github.com/godotengine/godot/files/10400566/region_crash.zip)

return node_ninepatch != nullptr;
}
Sprite2D *TextureRegionEditor::get_sprite_2d() {
	return node_sprite_2d;
}
Sprite3D *TextureRegionEditor::get_sprite_3d() {
	return node_sprite_3d;
}
void TextureRegionEditor::edit(Object *p_obj) {
	if (node_sprite_2d) {
		node_sprite_2d->disconnect("texture_changed", callable_mp(this, &TextureRegionEditor::_texture_changed));
	}
	if (node_sprite_3d) {
		node_sprite_3d->disconnect("texture_changed", callable_mp(this, &TextureRegionEditor::_texture_changed));
	}
	if (node_ninepatch) {
		node_ninepatch->disconnect("texture_changed", callable_mp(this, &TextureRegionEditor::_texture_changed));
	}
	if (obj_styleBox.is_valid()) {
		obj_styleBox->disconnect("changed", callable_mp(this, &TextureRegionEditor::_texture_changed));
	}
	if (atlas_tex.is_valid()) {
		atlas_tex->disconnect("changed", callable_mp(this, &TextureRegionEditor::_texture_changed));
	}
	node_sprite_2d = nullptr;
	node_sprite_3d = nullptr;
	node_ninepatch = nullptr;
	obj_styleBox = Ref<StyleBoxTexture>(nullptr);
	atlas_tex = Ref<AtlasTexture>(nullptr);
	if (p_obj) {