### Godot version

eaf306e0b

### System information

ArchLinux x11

### Issue description

Creating points on a path3d doesnt work.

### Steps to reproduce

- Create path3d
- Create a new curve resource
- Click the add point button
- Click anywhere
- No points!

### Minimal reproduction project

‮
if (waiting_for_first_scan) {
		waiting_for_first_scan = false;
		Engine::get_singleton()->startup_benchmark_end_measure(); 
		
		
		RenderingServer::get_singleton()->global_shader_parameters_load_settings(true);
		
		if (!singleton->cmdline_export_mode) {
			EditorResourcePreview::get_singleton()->start();
		}
		_load_docks();
		if (!defer_load_scene.is_empty()) {
			Engine::get_singleton()->startup_benchmark_begin_measure("editor_load_scene");
			load_scene(defer_load_scene);
			defer_load_scene = "";
			Engine::get_singleton()->startup_benchmark_end_measure();
			if (use_startup_benchmark) {
				Engine::get_singleton()->startup_dump(startup_benchmark_file);
				startup_benchmark_file = String();
				use_startup_benchmark = false;
			}
		}
	}
}
void EditorNode::_scan_external_changes() {