diff --git a/Assets/XCharts/CHANGELOG.md b/Assets/XCharts/CHANGELOG.md
index 526126d3..f94f397d 100644
--- a/Assets/XCharts/CHANGELOG.md
+++ b/Assets/XCharts/CHANGELOG.md
@@ -1,7 +1,8 @@
 
 # 更新日志
 
-* (2019.11.16) 修复`SerieLabel`设置`color`不生效的问题
+* (2019.11.22) 修复`BarChart`清空数据重新赋值后`SerieLabel`显示异常的问题
+* (2019.11.16) 修复`SerieLabel`设置`color`等参数不生效的问题
 * (2019.11.12) 发布`v1.0.5`版本
 * (2019.11.12) 修复`2018.3`以下版本打开项目报错的问题
 * (2019.11.12) 增加`IconStyle`子组件，优化`SerieData`的图标配置
diff --git a/Assets/XCharts/Runtime/Component/Sub/SerieData.cs b/Assets/XCharts/Runtime/Component/Sub/SerieData.cs
index 14be0cc4..6cc4e9b3 100644
--- a/Assets/XCharts/Runtime/Component/Sub/SerieData.cs
+++ b/Assets/XCharts/Runtime/Component/Sub/SerieData.cs
@@ -82,7 +82,7 @@ namespace XCharts
         /// 标志位置。
         /// </summary>
         public Vector3 labelPosition { get; set; }
-        public bool m_CanShowLabel = true;
+        private bool m_CanShowLabel = true;
         /// <summary>
         /// 是否可以显示Label
         /// </summary>
diff --git a/Assets/XCharts/Runtime/Internal/CoordinateChart_DrawBar.cs b/Assets/XCharts/Runtime/Internal/CoordinateChart_DrawBar.cs
index 8e20a161..6e3cad01 100644
--- a/Assets/XCharts/Runtime/Internal/CoordinateChart_DrawBar.cs
+++ b/Assets/XCharts/Runtime/Internal/CoordinateChart_DrawBar.cs
@@ -23,7 +23,7 @@ namespace XCharts
             if (!yAxis.show) yAxis = m_YAxises[(serie.axisIndex + 1) % m_YAxises.Count];
 
             var showData = serie.GetDataList(m_DataZoom);
-            float categoryWidth = yAxis.GetDataWidth(coordinateHeight,showData.Count, m_DataZoom);
+            float categoryWidth = yAxis.GetDataWidth(coordinateHeight, showData.Count, m_DataZoom);
             float barGap = GetBarGap();
             float totalBarWidth = GetBarTotalWidth(categoryWidth, barGap);
             float barWidth = serie.GetBarWidth(categoryWidth);
@@ -49,6 +49,8 @@ namespace XCharts
                 {
                     seriesHig.Add(0);
                 }
+                var serieData = showData[i];
+                serieData.canShowLabel = true;
                 float value = showData[i].data[1];
                 float pX = seriesHig[i] + coordinateX + xAxis.runtimeZeroXOffset + yAxis.axisLine.width;
                 float pY = coordinateY + +i * categoryWidth;
@@ -59,14 +61,15 @@ namespace XCharts
                 if (isPercentStack)
                 {
                     valueTotal = GetSameStackTotalValue(serie.stack, i);
-                    barHig = value / valueTotal * coordinateWidth;
+                    barHig = valueTotal != 0 ? (value / valueTotal * coordinateWidth) : 0;
                     seriesHig[i] += barHig;
                 }
                 else
                 {
                     valueTotal = xAxis.runtimeMaxValue - xAxis.runtimeMinValue;
-                    barHig = (xAxis.runtimeMinValue > 0 ? value - xAxis.runtimeMinValue : value)
-                        / valueTotal * coordinateWidth;
+                    if (valueTotal != 0)
+                        barHig = (xAxis.runtimeMinValue > 0 ? value - xAxis.runtimeMinValue : value)
+                            / valueTotal * coordinateWidth;
                     seriesHig[i] += barHig;
                 }
 
@@ -132,7 +135,7 @@ namespace XCharts
             var xAxis = m_XAxises[serie.axisIndex];
             if (!xAxis.show) xAxis = m_XAxises[(serie.axisIndex + 1) % m_XAxises.Count];
 
-            float categoryWidth = xAxis.GetDataWidth(coordinateWidth,showData.Count, m_DataZoom);
+            float categoryWidth = xAxis.GetDataWidth(coordinateWidth, showData.Count, m_DataZoom);
             float barGap = GetBarGap();
             float totalBarWidth = GetBarTotalWidth(categoryWidth, barGap);
             float barWidth = serie.GetBarWidth(categoryWidth);
@@ -158,6 +161,8 @@ namespace XCharts
                 {
                     seriesHig.Add(0);
                 }
+                var serieData = showData[i];
+                serieData.canShowLabel = true;
                 float value = showData[i].data[1];
                 float pX = coordinateX + i * categoryWidth;
                 float zeroY = coordinateY + yAxis.runtimeZeroYOffset;
@@ -169,14 +174,15 @@ namespace XCharts
                 if (isPercentStack)
                 {
                     valueTotal = GetSameStackTotalValue(serie.stack, i);
-                    barHig = value / valueTotal * coordinateHeight;
+                    barHig = valueTotal != 0 ? (value / valueTotal * coordinateHeight) : 0;
                     seriesHig[i] += barHig;
                 }
                 else
                 {
                     valueTotal = yAxis.runtimeMaxValue - yAxis.runtimeMinValue;
-                    barHig = (yAxis.runtimeMinValue > 0 ? value - yAxis.runtimeMinValue : value)
-                        / valueTotal * coordinateHeight;
+                    if (valueTotal != 0)
+                        barHig = (yAxis.runtimeMinValue > 0 ? value - yAxis.runtimeMinValue : value)
+                            / valueTotal * coordinateHeight;
                     seriesHig[i] += barHig;
                 }