### Godot version

4.0.2

### System information

Windows 10

### Issue description

If an error in the Debugger/Errors menu caused by a C# script is selected every time the project is executed a "Save Resource As" menu appears.
![Erro1](https://user-images.githubusercontent.com/6534007/234107005-1455895e-50d3-452a-b153-dae219f98211.PNG)
![Erro2](https://user-images.githubusercontent.com/6534007/234107008-315b7fed-d0ef-4573-ad76-9f0992f83a51.PNG)


The only way to stop it for appearing is restarting Godot.

### Steps to reproduce

1. Execute a C# script with an error
2. Select the error in the Debugger/Errors menu
3. Click "run project"
4. A "Save Resource As" menu appears.

### Minimal reproduction project

Example code with error:

```csharp
using Godot;
using System;

public partial class ErrorTest : Node 
{
    public override void _Ready() 
    {
        Node nullNode = null;

        nullNode.ToString();
    }
}


```


space->set_h_size_flags(SIZE_EXPAND_FILL);
		error_hbox->add_child(space);
		clear_button = memnew(Button);
		clear_button->set_text(TTR("Clear"));
		clear_button->set_h_size_flags(0);
		clear_button->set_disabled(true);
		clear_button->connect("pressed", callable_mp(this, &ScriptEditorDebugger::_clear_errors_list));
		error_hbox->add_child(clear_button);
		error_tree = memnew(Tree);
		error_tree->set_columns(2);
		error_tree->set_column_expand(0, false);
		error_tree->set_column_custom_minimum_width(0, 140);
		error_tree->set_column_clip_content(0, true);
		error_tree->set_column_expand(1, true);
		error_tree->set_column_clip_content(1, true);
		error_tree->set_select_mode(Tree::SELECT_ROW);
		error_tree->set_hide_root(true);
		error_tree->set_v_size_flags(SIZE_EXPAND_FILL);
		error_tree->set_allow_rmb_select(true);
		error_tree->set_allow_reselect(true);
		error_tree->connect("item_mouse_selected", callable_mp(this, &ScriptEditorDebugger::_error_tree_item_rmb_selected));
		errors_tab->add_child(error_tree);
		item_menu = memnew(PopupMenu);
		item_menu->connect("id_pressed", callable_mp(this, &ScriptEditorDebugger::_item_menu_id_pressed));
		error_tree->add_child(item_menu);
		tabs->add_child(errors_tab);
	}
	{ 
		file_dialog = memnew(EditorFileDialog);
		file_dialog->connect("file_selected", callable_mp(this, &ScriptEditorDebugger::_file_selected));