diff --git a/inside-notices/src/main/java/cn/axzo/msg/center/message/service/replay/RequestReplayService.java b/inside-notices/src/main/java/cn/axzo/msg/center/message/service/replay/RequestReplayService.java
index 8e7747b3..af0dcf3f 100644
--- a/inside-notices/src/main/java/cn/axzo/msg/center/message/service/replay/RequestReplayService.java
+++ b/inside-notices/src/main/java/cn/axzo/msg/center/message/service/replay/RequestReplayService.java
@@ -1,5 +1,6 @@
 package cn.axzo.msg.center.message.service.replay;
 
+import cn.axzo.basics.common.exception.ServiceException;
 import cn.axzo.msg.center.common.utils.BizAssertions;
 import cn.axzo.msg.center.common.utils.MD5;
 import cn.axzo.msg.center.dal.RequestReplayDao;
@@ -30,7 +31,7 @@ public class RequestReplayService {
         if (!isWindowEnabled(requestInfo))
             return supplier.get();
         if (acquire(requestInfo) == RequestAcquireResult.DUPLICATE_REQUEST)
-            return fallbackValue;
+            throw new ServiceException("重复请求!");
         try {
             return supplier.get();
         } catch (Exception e) {