diff --git a/Rs.SkyLine/Flow/NormalFlow/DischargeFlow.cs b/Rs.SkyLine/Flow/NormalFlow/DischargeFlow.cs
index 3657d29..2a166f4 100644
--- a/Rs.SkyLine/Flow/NormalFlow/DischargeFlow.cs
+++ b/Rs.SkyLine/Flow/NormalFlow/DischargeFlow.cs
@@ -636,6 +636,14 @@ namespace Rs.MotionPlat.Flow
                             logInfo = GetClassName() + $"选择了结束上料，通知中控结束上料";
                             MessageQueue.Instance.Insert(logInfo);
                             reFetchNum = 0;
+                            if (!StockManager.Instance.GetStock(ETrayType.Input).HasTray())
+                            {
+                                logInfo = GetClassName() + $"检测到料盘不在工作位";
+                                MessageQueue.Instance.Insert(logInfo);
+                                StockManager.Instance.GetStock(ETrayType.Input).Load(EStockTrayLoadMode.AfterBacked, null);
+                                logInfo = GetClassName() + $"料盘已运动到工作位";
+                                MessageQueue.Instance.Insert(logInfo);
+                            }
                             TestCenter.Instance.EndInput();
                             LoadAndUnloadTask.Instance.ClearUndoTask();
                             if (NozzleManager.GetNozzlesByStatus(ENozzleStatus.ToUnload).Count > 0)