BUG: Scroll events are wrongly fired constantly

using System;
using cAlgo.API;
using cAlgo.API.Internals;
using cAlgo.API.Indicators;
using cAlgo.Indicators;

namespace cAlgo
{
    [Indicator(IsOverlay = true, TimeZone = TimeZones.UTC, AccessRights = AccessRights.None)]
    public class ScrollBug : Indicator
    {
        [Parameter(DefaultValue = 0.0)]
        public double Parameter { get; set; }

        [Output("Main")]
        public IndicatorDataSeries Result { get; set; }


        protected override void Initialize()
        {
            Chart.ScrollChanged += OnChartScrollChanged;
        }
        
        void OnChartScrollChanged(ChartScrollEventArgs obj)
        {
            Print("Scroll Changed");
        }

        public override void Calculate(int index)
        {
            // Calculate value at specified index
            // Result[index] = ...
        }
    }
}