diff --git a/designer-chart/src/main/java/com/fr/van/chart/vanchart/AbstractMultiCategoryVanChartUI.java b/designer-chart/src/main/java/com/fr/van/chart/vanchart/AbstractMultiCategoryVanChartUI.java
index 05f5eb647..3aec1f671 100644
--- a/designer-chart/src/main/java/com/fr/van/chart/vanchart/AbstractMultiCategoryVanChartUI.java
+++ b/designer-chart/src/main/java/com/fr/van/chart/vanchart/AbstractMultiCategoryVanChartUI.java
@@ -88,10 +88,7 @@ public abstract class AbstractMultiCategoryVanChartUI extends AbstractIndependen
             @Override
             public void populate(ChartCollection collection) {
                 super.populate(collection);
-                if (collection == null) {
-                    return;
-                }
-                VanChart vanChart = collection.getSelectedChartProvider(VanChart.class);
+                VanChart vanChart = this.getVanChart();
                 if (vanChart == null) {
                     return;
                 }