diff --git a/designer-realize/src/main/java/com/fr/design/report/freeze/FreezeAndRepeatPane.java b/designer-realize/src/main/java/com/fr/design/report/freeze/FreezeAndRepeatPane.java
index cf32a24b65..a946b63b16 100644
--- a/designer-realize/src/main/java/com/fr/design/report/freeze/FreezeAndRepeatPane.java
+++ b/designer-realize/src/main/java/com/fr/design/report/freeze/FreezeAndRepeatPane.java
@@ -87,7 +87,7 @@ public abstract class FreezeAndRepeatPane extends BasicBeanPane<FT> {
 
 
 	private void updateEndValue() {
-		if (end instanceof UISpinner) {
+		if (end instanceof UISpinner && start instanceof UISpinner) {
 			((UISpinner) end).setMinValue(((UISpinner) start).getValue());
 			((UISpinner) end).setValue(((UISpinner) end).getValue());