diff --git a/designer-realize/src/main/java/com/fr/design/mainframe/ReportComponentComposite.java b/designer-realize/src/main/java/com/fr/design/mainframe/ReportComponentComposite.java
index 260d236e3..9377c619a 100644
--- a/designer-realize/src/main/java/com/fr/design/mainframe/ReportComponentComposite.java
+++ b/designer-realize/src/main/java/com/fr/design/mainframe/ReportComponentComposite.java
@@ -6,7 +6,6 @@ import com.fr.design.designer.EditingState;
 import com.fr.design.event.RemoveListener;
 import com.fr.design.event.TargetModifiedListener;
 import com.fr.design.file.HistoryTemplateListCache;
-import com.fr.design.file.HistoryTemplateListPane;
 import com.fr.design.gui.icontainer.UIModeControlContainer;
 import com.fr.design.layout.FRGUIPaneFactory;
 import com.fr.grid.Grid;
@@ -84,7 +83,10 @@ public class ReportComponentComposite extends JComponent implements RemoveListen
             value = value > MAX ? MAX : value;
             value = value < MIN ? MIN : value;
             int resolution = (int) (ScreenResolution.getScreenResolution() * value / HUND);
-            HistoryTemplateListCache.getInstance().getCurrentEditingTemplate().setScale(resolution);
+            JTemplate<?, ?> template = HistoryTemplateListCache.getInstance().getCurrentEditingTemplate();
+            if (template != null) {
+                template.setScale(resolution);
+            }
         }
     };