diff --git a/Service/Execute/SwappingStateMachine.cs b/Service/Execute/SwappingStateMachine.cs
index eff75fa..12b6a7d 100644
--- a/Service/Execute/SwappingStateMachine.cs
+++ b/Service/Execute/SwappingStateMachine.cs
@@ -331,22 +331,17 @@ public class SwappingStateMachine : IDisposable
         StepSort = 0;
         
         Array values = Enum.GetValues(typeof(InfoEnum.BusinessSwappingStep));
-        foreach (var key in StepModel.Keys.ToList())
+        foreach (var value in values)
         {
-            StepModel[key].Status = 0;
-            StepModel[key].StartTime = null;
+            StepModel[(string)value] = new StepModel()
+                {
+                    StepNo = (int)value,
+                    Status = 0,
+                    StepName = BaseEnumExtensions.GetEnumDescriptionByCode<InfoEnum.BusinessSwappingStep>((int)value)
+                }
+                ;
+            ;
         }
-        //foreach (var value in values)
-        //{
-        //    StepModel[(string)value] = new StepModel()
-        //        {
-        //            StepNo = (int)value,
-        //            Status = 0,
-        //            StepName = BaseEnumExtensions.GetEnumDescriptionByCode<InfoEnum.BusinessSwappingStep>((int)value)
-        //        }
-        //        ;
-        //    ;
-        //}
 
         PlcSwapFlag = false;
         ManualSwapSuccFlag = false;