diff --git a/src/main/java/com/genersoft/iot/vmp/streamProxy/service/impl/StreamProxyPlayServiceImpl.java b/src/main/java/com/genersoft/iot/vmp/streamProxy/service/impl/StreamProxyPlayServiceImpl.java
index ec2f371d..d31fca5e 100755
--- a/src/main/java/com/genersoft/iot/vmp/streamProxy/service/impl/StreamProxyPlayServiceImpl.java
+++ b/src/main/java/com/genersoft/iot/vmp/streamProxy/service/impl/StreamProxyPlayServiceImpl.java
@@ -97,7 +97,7 @@ public class StreamProxyPlayServiceImpl implements IStreamProxyPlayService {
             streamProxy.setEnableMp4(record);
         }
         StreamInfo streamInfo = startProxy(streamProxy);
-        if (streamInfo != null) {
+        if (streamInfo != null && callback != null) {
             callback.run(ErrorCode.SUCCESS.getCode(), ErrorCode.SUCCESS.getMsg(), streamInfo);
         }
         return streamInfo;