From a5203eb648a09cc89324669fe359ae06ee6fe35b Mon Sep 17 00:00:00 2001
From: DraviaVemal <contact@draviavemal.com>
Date: Wed, 17 Apr 2024 13:09:53 +0000
Subject: [PATCH] Presentation Slide Remove Fix

---
 Directory.Build.props                     |  2 +-
 Global/Components/Charts/2007/PieChart.cs | 14 +++++++-------
 Presentation/Internal/Presentation.cs     | 13 ++++++++++++-
 3 files changed, 20 insertions(+), 9 deletions(-)

diff --git a/Directory.Build.props b/Directory.Build.props
index df090ff1..85c001ef 100644
--- a/Directory.Build.props
+++ b/Directory.Build.props
@@ -15,7 +15,7 @@
         <LangVersion>5.0</LangVersion>
         <OutputPath>..\bin\</OutputPath>
         <Authors>DraviaVemal</Authors>
-        <Version>2.6.15</Version>
+        <Version>2.6.16</Version>
         <Company>DraviaVemal</Company>
         <Copyright>Copyright (c) 2023 DraviaVemal
             Permission is hereby granted, free of charge, to any person obtaining a copy of this
diff --git a/Global/Components/Charts/2007/PieChart.cs b/Global/Components/Charts/2007/PieChart.cs
index 2237a902..228182ea 100644
--- a/Global/Components/Charts/2007/PieChart.cs
+++ b/Global/Components/Charts/2007/PieChart.cs
@@ -116,19 +116,19 @@ private SolidFillModel GetDataPointBorder(uint index, int seriesIndex)
 		}
 		private C.PieChartSeries CreateChartSeries(int seriesIndex, ChartDataGrouping chartDataGrouping)
 		{
-			C.DataLabels dataLabels = null;
-			if (seriesIndex < pieChartSetting.pieChartSeriesSettings.Count)
-			{
-				PieChartDataLabel pieChartDataLabel1 = pieChartSetting.pieChartSeriesSettings.ElementAtOrDefault(seriesIndex) != null ? pieChartSetting.pieChartSeriesSettings.ElementAtOrDefault(seriesIndex).pieChartDataLabel : null;
-				int dataLabelCellsLength = chartDataGrouping.dataLabelCells != null ? chartDataGrouping.dataLabelCells.Length : 0;
-				dataLabels = CreatePieDataLabels(pieChartDataLabel1 ?? new PieChartDataLabel(), dataLabelCellsLength);
-			}
 			C.PieChartSeries series = new C.PieChartSeries(
 				new C.Index { Val = new UInt32Value((uint)chartDataGrouping.id) },
 				new C.Order { Val = new UInt32Value((uint)chartDataGrouping.id) },
 				CreateSeriesText(chartDataGrouping.seriesHeaderFormula, new[] { chartDataGrouping.seriesHeaderCells }));
 			for (uint index = 0; index < chartDataGrouping.xAxisCells.Length; index++)
 			{
+				C.DataLabels dataLabels = null;
+				if (seriesIndex < pieChartSetting.pieChartSeriesSettings.Count)
+				{
+					PieChartDataLabel pieChartDataLabel1 = pieChartSetting.pieChartSeriesSettings.ElementAtOrDefault(seriesIndex) != null ? pieChartSetting.pieChartSeriesSettings.ElementAtOrDefault(seriesIndex).pieChartDataLabel : null;
+					int dataLabelCellsLength = chartDataGrouping.dataLabelCells != null ? chartDataGrouping.dataLabelCells.Length : 0;
+					dataLabels = CreatePieDataLabels(pieChartDataLabel1 ?? new PieChartDataLabel(), dataLabelCellsLength);
+				}
 				C.DataPoint dataPoint = new C.DataPoint(new C.Index { Val = index }, new C.Bubble3D { Val = false });
 				ShapePropertiesModel shapePropertiesModel = new ShapePropertiesModel()
 				{
diff --git a/Presentation/Internal/Presentation.cs b/Presentation/Internal/Presentation.cs
index 8f394548..04d69833 100644
--- a/Presentation/Internal/Presentation.cs
+++ b/Presentation/Internal/Presentation.cs
@@ -65,7 +65,18 @@ internal void RemoveSlideByIndex(int SlideIndex)
 				P.SlideId SlideId = (P.SlideId)GetSlideIdList().ElementAt(SlideIndex);
 				SlidePart SlidePart = (SlidePart)GetPresentationPart().GetPartById(SlideId.RelationshipId.Value);
 				GetSlideIdList().RemoveChild(SlideId);
-				GetPresentationPart().DeleteReferenceRelationship(SlideId.RelationshipId.Value);
+				try
+				{
+					GetPresentationPart().DeleteReferenceRelationship(SlideId.RelationshipId.Value);
+				}
+				catch (ArgumentNullException)
+				{
+					//ignore
+				}
+				catch (Exception ex)
+				{
+					throw ex;
+				}
 				GetPresentationPart().DeletePart(SlidePart);
 			}
 			else