diff --git a/designer-chart/src/main/java/com/fr/van/chart/column/VanChartCustomStackAndAxisConditionPane.java b/designer-chart/src/main/java/com/fr/van/chart/column/VanChartCustomStackAndAxisConditionPane.java
index efa071305..712d5bdd2 100644
--- a/designer-chart/src/main/java/com/fr/van/chart/column/VanChartCustomStackAndAxisConditionPane.java
+++ b/designer-chart/src/main/java/com/fr/van/chart/column/VanChartCustomStackAndAxisConditionPane.java
@@ -99,10 +99,12 @@ public class VanChartCustomStackAndAxisConditionPane extends BasicBeanPane<Condi
     }
 
     public void populateBean(ConditionAttr conditionAttr) {
-        this.conditionAttr = conditionAttr;
-        AttrSeriesStackAndAxis seriesStackAndAxis = (AttrSeriesStackAndAxis) conditionAttr.getExisted(AttrSeriesStackAndAxis.class);
-        XAxis = new UIButtonGroup<Integer>(seriesStackAndAxis.getXAxisNamesArray());
-        YAxis = new UIButtonGroup<Integer>(seriesStackAndAxis.getYAxisNameArray());
+        AttrSeriesStackAndAxis seriesStackAndAxis = conditionAttr.getExisted(AttrSeriesStackAndAxis.class);
+
+        if (XAxis == null || YAxis == null) {
+            XAxis = new UIButtonGroup<Integer>(seriesStackAndAxis.getXAxisNamesArray());
+            YAxis = new UIButtonGroup<Integer>(seriesStackAndAxis.getYAxisNameArray());
+        }
 
         doLayoutPane();
         XAxis.setSelectedIndex(seriesStackAndAxis.getXAxisIndex());
@@ -129,11 +131,16 @@ public class VanChartCustomStackAndAxisConditionPane extends BasicBeanPane<Condi
     }
 
     public ConditionAttr updateBean() {
-        AttrSeriesStackAndAxis seriesStackAndAxis = (AttrSeriesStackAndAxis)conditionAttr.getExisted(AttrSeriesStackAndAxis.class);        seriesStackAndAxis.setXAxisIndex(XAxis.getSelectedIndex());
+        ConditionAttr conditionAttr = new ConditionAttr();
+        AttrSeriesStackAndAxis seriesStackAndAxis = conditionAttr.getExisted(AttrSeriesStackAndAxis.class);
+        if (seriesStackAndAxis == null) {
+            seriesStackAndAxis = new AttrSeriesStackAndAxis();
+            conditionAttr.addDataSeriesCondition(seriesStackAndAxis);
+        }
+        seriesStackAndAxis.setXAxisIndex(XAxis.getSelectedIndex());
         seriesStackAndAxis.setYAxisIndex(YAxis.getSelectedIndex());
 
         updateStackAndPercent(seriesStackAndAxis);
-        conditionAttr.addDataSeriesCondition(seriesStackAndAxis);
 
         AbstractCondition con = (AbstractCondition) this.liteConditionPane.updateBean();
         conditionAttr.setCondition(con);