diff --git a/handler/user.go b/handler/user.go
index 776f86c..0c40dcb 100644
--- a/handler/user.go
+++ b/handler/user.go
@@ -396,7 +396,7 @@ func GetSyncUserInfo(c *gin.Context) {
 						if res == nil {
 							c.JSON(200, gin.H{"code": proto.SuccessCode, "message": "success", "data": "success"})
 						} else {
-							c.JSON(200, gin.H{"code": proto.OperationFailed, "message": "failed", "data": "failed"})
+							c.JSON(200, gin.H{"code": proto.OperationFailed, "message": "failed:" + res.Error(), "data": "failed"})
 						}
 					} else {
 						c.JSON(200, gin.H{"code": proto.ParameterError, "message": "type is error", "data": dao.UserSyncResp{}})
diff --git a/service/userService.go b/service/userService.go
index c696753..e462ff7 100644
--- a/service/userService.go
+++ b/service/userService.go
@@ -2,6 +2,7 @@ package service
 
 import (
 	"errors"
+	"fmt"
 	"regexp"
 	"strconv"
 	"time"
@@ -202,6 +203,7 @@ func GetUserSyncData(device string) dao.UserSyncResp {
 
 func setSyncUserDataSet(t string, id int) error {
 	devices := worker.GetRedisSetMembers("sync_devices_ids") //主服务器查看从服务器的设备列表
+	fmt.Println("set sync user data set devices:", devices, "t:", t, "id:", id)
 	var err error
 	for _, device := range devices {
 		key := device + "_sync_user_ids"
@@ -232,7 +234,8 @@ func ConfirmSyncUserData(device string, data proto.UserSyncConfirm) error {
 	add_key := device + "_sync_user_ids_add_confirm"
 	isSuccess := worker.SetRedisSetAddBatchWithExpire(add_key, ids_add, time.Second*30)
 	if !isSuccess {
-		err = errors.New("set confirm error")
+		err = errors.New("set add confirm error")
+		return err
 	}
 	var ids_update []string
 	for _, v := range data.Update {
@@ -241,7 +244,8 @@ func ConfirmSyncUserData(device string, data proto.UserSyncConfirm) error {
 	update_key := device + "_sync_user_ids_update_confirm"
 	isSuccess = worker.SetRedisSetAddBatchWithExpire(update_key, ids_update, time.Second*30)
 	if !isSuccess {
-		err = errors.New("set confirm error")
+		err = errors.New("set update confirm error")
+		return err
 	}
 
 	var ids_delete []string
@@ -251,7 +255,8 @@ func ConfirmSyncUserData(device string, data proto.UserSyncConfirm) error {
 	del_key := device + "_sync_user_ids_delete_confirm"
 	isSuccess = worker.SetRedisSetAddBatchWithExpire(del_key, ids_delete, time.Second*30)
 	if !isSuccess {
-		err = errors.New("set confirm error")
+		err = errors.New("set del confirm error")
+		return err
 	}
 
 	//待确认集合暂存
@@ -265,6 +270,7 @@ func ConfirmSyncUserData(device string, data proto.UserSyncConfirm) error {
 	delete_diff := worker.SetRedisSetDiffAndStore(ids_delete_confirm_temp, del_key)
 	if add_diff != true || update_diff != true || delete_diff != true {
 		err = errors.New("confirm error")
+		return err
 	}
 	return err
 }
diff --git a/worker/redis.go b/worker/redis.go
index ae83f49..d551f3e 100644
--- a/worker/redis.go
+++ b/worker/redis.go
@@ -297,12 +297,12 @@ func SetRedisSetAddBatchWithExpire(key string, values []string, expire time.Dura
 	ctx := context.Background()
 	err := RedisClient.SAdd(ctx, key, values).Err()
 	if err != nil {
-		fmt.Println("Error setting key: %v", err)
+		fmt.Println("SetRedisSetAddBatchWithExpire Error setting key: %v", err)
 		return false
 	}
 	err = RedisClient.Expire(ctx, key, expire).Err()
 	if err != nil {
-		fmt.Println("Error setting key: %v", err)
+		fmt.Println("SetRedisSetAddBatchWithExpire Error setting key: %v", err)
 		return false
 	}
 	return true
@@ -314,12 +314,12 @@ func SetRedisSetAddWithExpire(key string, value string, expire time.Duration) bo
 	ctx := context.Background()
 	err := RedisClient.SAdd(ctx, key, value).Err()
 	if err != nil {
-		fmt.Println("Error setting key: %v", err)
+		fmt.Println("SetRedisSetAddWithExpire Error setting key: %v", err)
 		return false
 	}
 	err = RedisClient.Expire(ctx, key, expire).Err()
 	if err != nil {
-		fmt.Println("Error setting key: %v", err)
+		fmt.Println("SetRedisSetAddWithExpire Error setting key: %v", err)
 		return false
 	}
 	return true
@@ -422,7 +422,7 @@ func SetRedisSetDiffAndStore(key1 string, key2 string) bool {
 	ctx := context.Background()
 	err := RedisClient.SDiffStore(ctx, key1, key1, key2).Err() //将key1和key2的差集存入key1
 	if err != nil {
-		fmt.Println("Error setting key: %v", err)
+		fmt.Println("SetRedisSetDiffAndStore Error setting key: %v", err)
 		return false
 	}
 	return true
@@ -433,7 +433,7 @@ func SetRedisSetUnionAndStore(key1 string, key2 string) bool {
 	ctx := context.Background()
 	err := RedisClient.SUnionStore(ctx, key1, key1, key2).Err() //将key1和key2的并集存入key1
 	if err != nil {
-		fmt.Println("Error setting key: %v", err)
+		fmt.Println("SetRedisSetUnionAndStore Error setting key: %v", err)
 		return false
 	}
 	return true