Config pragma clear{} still tries to join section by name in spite of the fact that they have been deleted by "clear"

[itadapter]

using System;
using Azos;
using Azos.Conf;
					
public class Program
{
	public static void Main()
	{
		var cfg1 = @"
  conf  
  {
    //////_override=replace
    caption{ eng{n='Window' d='Window'} }

    crel{ name='comp.mnic@g8corp::CO-PATIO'}
    crel{ name='comp.mnic@g8corp::CO-CHAMP'}
    crel{ name='comp.mnic@g8corp::CO-STNK'}
    crel{ name='comp.mnic@g8corp::CO-UWD'}
    crel{ name='comp.mnic@g8corp::CO-BTHA'}
    crel{ name='comp.mnic@g8corp::CO-APEX'}
    crel{ name='comp.mnic@g8corp::CO-YHIC'}
    crel{ name='comp.mnic@g8corp::CO-KD'}
    ////crel{ name='comp.mnic@g8corp::CO-HPA'} 


    class{ name='Windows' class-type='WM1'}
    class{ name='ReplacementWindows' class-type='WM1'}
    class{ name='CustomShapeWindows' class-type='M1'}
    class{ name='PatioDoors' class-type='WM1'}
    class{ name='SlidingDoors' class-type='WM1'}
  }".AsLaconicConfig(handling: Azos.Data.ConvertErrorHandling.Throw);
		
		var cfg2 = @"conf 
    {
	  _clear{} // clear all inherited attributes and sections from parent

      caption{ eng{n='Window Coverings' d='Window Blinds and Shades'} }

      crel{ name='comp.mnic@g8corp::CO-PATIO'} 

      class{ name='Blinds'       class-type='WM1'}
      class{ name='Shades'       class-type='WM1'}
    }
		".AsLaconicConfig(handling: Azos.Data.ConvertErrorHandling.Throw);
		
		cfg1.OverrideBy(cfg2);
	
		Console.WriteLine("Hello World: {0}", cfg1.ToLaconicString());
	}
}

[itadapter]

It is under ConfigNode.MergeSections()

  var children = Children;//thread safe  //<==== THIS SHOULD be AFTER delete all children below
  var osects = other.Children;//thread safe
  var clear = other[rules.SectionClearName].Exists;
  if (clear) DeleteAllChildren();