diff --git a/Service/AlarmService.cs b/Service/AlarmService.cs
index 0118a8c..f32f14b 100644
--- a/Service/AlarmService.cs
+++ b/Service/AlarmService.cs
@@ -51,20 +51,24 @@ namespace LY.App.Service
                 await _redisService.SetAsync(key, deviceinfo, TimeSpan.FromDays(1));
             }
             var entity = input.data.Adapt<List<Alarm>>();
-            foreach (var item in entity)
+            if (entity.Any())
             {
-                item.BatchId = await GetBatId(item.serial_number);
-                item.DeviceId = deviceinfo.Id;
-                item.DeviceName = deviceinfo.Name;
-                item.positionId = deviceinfo.PositionId;
-                item.PostionName = deviceinfo.PositionName;
-                item.Time = input.time;
-                item.distance = GisHelper.HaversineDistance(item.drone_lat, item.drone_lon, item.app_lat, item.app_lon);
-                item.alarmLevel = await GetAlarmLevel(deviceinfo.PositionId, item.drone_lon, item.drone_lat);
+                foreach (var item in entity)
+                {
+                    item.BatchId = await GetBatId(item.serial_number);
+                    item.DeviceId = deviceinfo.Id;
+                    item.DeviceName = deviceinfo.Name;
+                    item.positionId = deviceinfo.PositionId;
+                    item.PostionName = deviceinfo.PositionName;
+                    item.Time = input.time;
+                    item.distance = GisHelper.HaversineDistance(item.drone_lat, item.drone_lon, item.app_lat, item.app_lon);
+                    item.alarmLevel = await GetAlarmLevel(deviceinfo.PositionId, item.drone_lon, item.drone_lat);
+                }
+                await _db.CopyNew().Insertable(entity).SplitTable().ExecuteReturnSnowflakeIdListAsync();
+                //推送报警信息
+                await _pushService.SendMessageToAll(new { msgType = "event", data = entity });
             }
-            await _db.CopyNew().Insertable(entity).SplitTable().ExecuteReturnSnowflakeIdListAsync();
-            //推送报警信息
-            await _pushService.SendMessageToAll(new { msgType = "event", data = entity });
+
             return new ApiResult();
         }
 
@@ -128,7 +132,7 @@ namespace LY.App.Service
                 await _redisService.SetAsync(key, deviceinfo);
                 //更新位置
                 //   await _db.Updateable(deviceinfo).ExecuteCommandAsync();
-                await _db.Updateable<DeviceEntity>(deviceinfo).ExecuteCommandAsync();
+                await _db.CopyNew().Updateable<DeviceEntity>(deviceinfo).ExecuteCommandAsync();
             }
         }
         private async Task<long> GetBatId(string droneId)