diff --git a/designer_chart/src/com/fr/design/mainframe/chart/gui/type/AbstractChartTypePane.java b/designer_chart/src/com/fr/design/mainframe/chart/gui/type/AbstractChartTypePane.java
index fb96709bec..1f9be209f3 100644
--- a/designer_chart/src/com/fr/design/mainframe/chart/gui/type/AbstractChartTypePane.java
+++ b/designer_chart/src/com/fr/design/mainframe/chart/gui/type/AbstractChartTypePane.java
@@ -39,7 +39,7 @@ public abstract class AbstractChartTypePane extends FurtherBasicBeanPane<Chart>{
     protected static final int BAIDU = 0;
     protected static final int GOOGLE = 1;
 
-    protected List<ChartImagePane> typeDemo;
+    private List<ChartImagePane> typeDemo;
     protected List<ChartImagePane> styleList;
 
     protected JPanel stylePane; //样式布局的面板