diff --git a/designer-chart/src/main/java/com/fr/van/chart/bar/VanChartBarPlotPane.java b/designer-chart/src/main/java/com/fr/van/chart/bar/VanChartBarPlotPane.java
index 4944869df..ecff46354 100644
--- a/designer-chart/src/main/java/com/fr/van/chart/bar/VanChartBarPlotPane.java
+++ b/designer-chart/src/main/java/com/fr/van/chart/bar/VanChartBarPlotPane.java
@@ -68,7 +68,9 @@ public class VanChartBarPlotPane extends AbstractVanChartTypePane {
 
         Plot cloned = null;
         try {
-            cloned = (Plot)newPlot.clone();
+            if(newPlot != null) {
+                cloned = (Plot) newPlot.clone();
+            }
         } catch (CloneNotSupportedException e) {
             FineLoggerFactory.getLogger().error("Error In ColumnChart");
         }
diff --git a/designer-chart/src/main/java/com/fr/van/chart/bubble/VanChartBubblePlotPane.java b/designer-chart/src/main/java/com/fr/van/chart/bubble/VanChartBubblePlotPane.java
index 9f6c47ae7..21ae109a4 100644
--- a/designer-chart/src/main/java/com/fr/van/chart/bubble/VanChartBubblePlotPane.java
+++ b/designer-chart/src/main/java/com/fr/van/chart/bubble/VanChartBubblePlotPane.java
@@ -80,7 +80,9 @@ public class VanChartBubblePlotPane extends AbstractVanChartTypePane {
 
         Plot cloned = null;
         try {
-            cloned = (Plot)newPlot.clone();
+             if(newPlot != null) {
+                 cloned = (Plot) newPlot.clone();
+             }
         } catch (CloneNotSupportedException e) {
             FineLoggerFactory.getLogger().error("Error In BubbleChart");
         }
diff --git a/designer-chart/src/main/java/com/fr/van/chart/column/VanChartColumnPlotPane.java b/designer-chart/src/main/java/com/fr/van/chart/column/VanChartColumnPlotPane.java
index ffd13a1ab..2d8cccd64 100644
--- a/designer-chart/src/main/java/com/fr/van/chart/column/VanChartColumnPlotPane.java
+++ b/designer-chart/src/main/java/com/fr/van/chart/column/VanChartColumnPlotPane.java
@@ -69,7 +69,9 @@ public class VanChartColumnPlotPane extends AbstractVanChartTypePane {
 
         Plot cloned = null;
         try {
-            cloned = (Plot)newPlot.clone();
+             if(newPlot != null) {
+                 cloned = (Plot) newPlot.clone();
+             }
         } catch (CloneNotSupportedException e) {
             FineLoggerFactory.getLogger().error("Error In ColumnChart");
         }
diff --git a/designer-chart/src/main/java/com/fr/van/chart/custom/VanChartCustomPlotPane.java b/designer-chart/src/main/java/com/fr/van/chart/custom/VanChartCustomPlotPane.java
index 96d2a00d5..5e3bc935c 100644
--- a/designer-chart/src/main/java/com/fr/van/chart/custom/VanChartCustomPlotPane.java
+++ b/designer-chart/src/main/java/com/fr/van/chart/custom/VanChartCustomPlotPane.java
@@ -261,7 +261,9 @@ public class VanChartCustomPlotPane extends AbstractVanChartTypePane {
         }
         Plot cloned = null;
         try {
-            cloned = (Plot) newPlot.clone();
+             if(newPlot != null) {
+                 cloned = (Plot) newPlot.clone();
+             }
         } catch (CloneNotSupportedException e) {
             FineLoggerFactory.getLogger().error("Error In ScatterChart");
         }
diff --git a/designer-chart/src/main/java/com/fr/van/chart/designer/style/axis/component/VanChartAxisButtonPane.java b/designer-chart/src/main/java/com/fr/van/chart/designer/style/axis/component/VanChartAxisButtonPane.java
index 9460e6ac2..87e8fdae9 100644
--- a/designer-chart/src/main/java/com/fr/van/chart/designer/style/axis/component/VanChartAxisButtonPane.java
+++ b/designer-chart/src/main/java/com/fr/van/chart/designer/style/axis/component/VanChartAxisButtonPane.java
@@ -93,7 +93,9 @@ public class VanChartAxisButtonPane extends BasicBeanPane<VanChartAxisPlot> {
                 buttonPane.add(pane);
             }
 
-            pane.add(indexList_Y.get(i));
+            if(pane != null) {
+                pane.add(indexList_Y.get(i));
+            }
         }
 
         if(popupMenu != null){