### Godot version

v4.1.1-stable_mono_win64

### System information

Windows 11

### Issue description

I removed the node to replace it with another, but when I change the path in the code, the engine crashes for me.

### Steps to reproduce

I did a screen recording as it happens:

https://github.com/godotengine/godot/assets/116289408/b2fd2689-8d82-44e8-8e02-be01674842e1



### Minimal reproduction project

[MixApo.zip](https://github.com/godotengine/godot/files/12208403/MixApo.zip)

accept_event();
			return;
		}
		if (k->is_action("ui_down", true)) {
			if (code_completion_current_selected < code_completion_options.size() - 1) {
				code_completion_current_selected++;
			} else {
				code_completion_current_selected = 0;
			}
			code_completion_force_item_center = -1;
			queue_redraw();
			accept_event();
			return;
		}
		if (k->is_action("ui_page_up", true)) {
			code_completion_current_selected = MAX(0, code_completion_current_selected - theme_cache.code_completion_max_lines);
			code_completion_force_item_center = -1;
			queue_redraw();
			accept_event();
			return;
		}
		if (k->is_action("ui_page_down", true)) {
			code_completion_current_selected = MIN(code_completion_options.size() - 1, code_completion_current_selected + theme_cache.code_completion_max_lines);
			code_completion_force_item_center = -1;
			queue_redraw();
			accept_event();
			return;
		}
		if (k->is_action("ui_home", true)) {
			code_completion_current_selected = 0;