diff --git a/Rs.SkyLine/Flow/NormalFlow/DischargeFlow.cs b/Rs.SkyLine/Flow/NormalFlow/DischargeFlow.cs
index bc19bdf..af1d12a 100644
--- a/Rs.SkyLine/Flow/NormalFlow/DischargeFlow.cs
+++ b/Rs.SkyLine/Flow/NormalFlow/DischargeFlow.cs
@@ -1241,7 +1241,7 @@ namespace Rs.MotionPlat.Flow
                                         }
                                         else
                                         {
-                                            downSlot = GlobalTray.NgTray.GetSlot(ESlotStatus.NotHave);
+                                            downSlot = GlobalTray.NgTray.GetSlot(ESlotStatus.NotHave,true);
                                         }
                                         if (downSlot != null)
                                         {
@@ -1284,7 +1284,7 @@ namespace Rs.MotionPlat.Flow
                                     else if (curNozzle.ToType == TurnoverType.Multifunction)
                                     {
                                         //如果吸嘴是1，并且最后一列
-                                        downSlot = GlobalTray.MultiTray.GetSlot(ESlotStatus.NotHave);
+                                        downSlot = GlobalTray.MultiTray.GetSlot(ESlotStatus.NotHave,true);
                                         #region 为了解决第一个吸嘴到不了最后一列的问题
                                         if (curNozzle.NozzleIndex == 1 && downSlot != null && (downSlot.Column == 7))
                                         {