diff --git a/Ifish/controllers/FishTinkController/maincontroller/CenterontrolControllers/XuTo/Xuanduo2DataUtility.m b/Ifish/controllers/FishTinkController/maincontroller/CenterontrolControllers/XuTo/Xuanduo2DataUtility.m
index 6424fca..5dc5063 100644
--- a/Ifish/controllers/FishTinkController/maincontroller/CenterontrolControllers/XuTo/Xuanduo2DataUtility.m
+++ b/Ifish/controllers/FishTinkController/maincontroller/CenterontrolControllers/XuTo/Xuanduo2DataUtility.m
@@ -16,7 +16,7 @@
     NSString *dataString = [dataContorl dataToHexString:data];// 转十六进制
     @try {
         
-        if ([type isEqualToString:DECICE_TYPE_XUANDUO2F]&&[model isKindOfClass:[Xuanduo2Model class]])
+        if ([type isEqualToString:DECICE_TYPE_XUANDUO2F]&&[model isKindOfClass:[Xuanduo2Model class]]&&dataString.length>83)
         {
             
             Xuanduo2Model*xuanduoModel=model;