Phaser 3 - RexUI - GridTable custom containers

Using the RexPlugins GridTable with custom containers failed on scroll.

by ragesoft

HTML

<script src="https://cdnjs.cloudflare.com/ajax/libs/phaser/3.55.2/phaser.min.js"></script>
<div id="main">

</div>

JavaScript

const COLOR_PRIMARY = 0x4e342e;
const COLOR_LIGHT = 0x7b5e57;
const COLOR_DARK = 0x260e04;
const fontStyles = {
    
    'button':{
        fontSize: '20px',
        fontStyle: '',
        fill: '#cccac6' 
    },
}

class Demo extends Phaser.Scene {
    constructor() {
        super({
            key: 'examples'
        })
    }
    
 preload() { 
        this.load.scenePlugin({
            key: 'rexuiplugin',
            url: 'https://raw.githubusercontent.com/rexrainbow/phaser3-rex-notes/master/dist/rexuiplugin.min.js',
            sceneKey: 'rexUI'
        });      
    }
    
	create(){
  	this.add.text( this.game.config.width / 2, 20, 
    	"RexPlugins - GridTable with custom COntainers"
      + "\nFirst 2 items not visilbe!"
      + "\nItems get lost on scroll down and up"
      + "\nAll 'not visible items' alignt in\ntop-left cornor of scene until first drawing"
      )
    	.setOrigin( 0.5, 0 );
  
  	let scrollMode = 0;
       this.table = this.rexUI.add.gridTable( {
        x: 400,
        y: 350,
        width: 300,
        height: 420,
        scrollMode: scrollMode,
        background: this.rexUI.add.roundRectangle( 0, 0, 20, 10, 10, COLOR_PRIMARY),

        table: {
            cellHeight: 60,
            columns: 2,
            mask: {
                padding: 2,
            },
            reuseCellContainer: false,
        },
        slider: {
                track: this.rexUI.add.roundRectangle( 0, 0, 20, 10, 10, COLOR_DARK),
                thumb: this.rexUI.add.roundRectangle( 0, 0, 0, 0, 13, COLOR_LIGHT),
        }, 
        createCellContainerCallback: function (cell, cellContainer) {
            var scene = cell.scene,
                width = cell.width,
                height = cell.height,
                item = cell.item,
                index = cell.index;
            return item;
        },

        items: this.Items()
        

       }).layout();
  }
  Items(){
    let items = [];
    for(let i = 1; i < 100; i++){
      items.push(...