diff --git a/Src/Dlhis.ScheduledTask/TaskAssignment/Services/Implements/AssignmentService.cs b/Src/Dlhis.ScheduledTask/TaskAssignment/Services/Implements/AssignmentService.cs
index 71a7bcd9..ae3270b7 100644
--- a/Src/Dlhis.ScheduledTask/TaskAssignment/Services/Implements/AssignmentService.cs
+++ b/Src/Dlhis.ScheduledTask/TaskAssignment/Services/Implements/AssignmentService.cs
@@ -34,6 +34,8 @@ public class AssignmentService : IAssignmentService
 
     public async Task<List<DeviceTaskToDeviceByDeviceResponse>> DeviceGetTasksAsync(DeviceTaskGetRequest request)
     {
+        return new List<DeviceTaskToDeviceByDeviceResponse>();//todo 
+        
         var data = await GetDataAsync(request);
         if (data.IsEmpty()) return new List<DeviceTaskToDeviceByDeviceResponse>();
 
@@ -264,7 +266,7 @@ public class AssignmentService : IAssignmentService
                     device.HeartbeatInterval == 0 || SqlFunc.DateAdd(deviceRegistry.LastHeartbeatTime, device.HeartbeatInterval, DateType.Second) > DateTime.Now)
 #if !DEBUG
 #endif
-                .OrderBy(deviceTask => new { Priority = SqlFunc.Desc(deviceTask.Priority), deviceTask.CreateTime })
+                .OrderBy(deviceTask => new { deviceTask.CreateTime, Priority = SqlFunc.Desc(deviceTask.Priority) })
                 .Select((deviceTask, device, deviceTemplate, ga, gaLeave, department) => new TaskDto
                 {
                     UserId = deviceTask.UserId == 0 || deviceTask.UserId == null