diff --git a/View/TechnologicalProcessView.xaml b/View/TechnologicalProcessView.xaml
index 035445c..52e5672 100644
--- a/View/TechnologicalProcessView.xaml
+++ b/View/TechnologicalProcessView.xaml
@@ -133,6 +133,16 @@
                         </DataTemplate>
                     </DataGridTemplateColumn.CellTemplate>
                 </DataGridTemplateColumn>
+                <DataGridTextColumn Header="{x:Static lang:Resources.Remark}" Binding="{Binding Remark}" Width="*" IsReadOnly="True">
+                    <DataGridTextColumn.ElementStyle>
+                        <Style TargetType="TextBlock">
+                            <Setter Property="VerticalAlignment" Value="Center"/>
+                            <Setter Property="HorizontalAlignment" Value="Center"/>
+                            <Setter Property="TextWrapping" Value="Wrap"/>
+                            <Setter Property="TextTrimming" Value="CharacterEllipsis"/>
+                        </Style>
+                    </DataGridTextColumn.ElementStyle>
+                </DataGridTextColumn>
             </DataGrid.Columns>
         </DataGrid>
         <Grid Width="600" Margin="0,40,0,0" HorizontalAlignment="Left" >
diff --git a/ViewModel/MainWindowViewModel.cs b/ViewModel/MainWindowViewModel.cs
index 5b0e561..39f3234 100644
--- a/ViewModel/MainWindowViewModel.cs
+++ b/ViewModel/MainWindowViewModel.cs
@@ -2686,6 +2686,7 @@ namespace DyeingComputer.ViewModel
             public string Parameter9 { get; set; }
             public string Parameter10 { get; set; }
             public string DYELOT { get; set; }
+            public string Remark { get; set; }
         }
         public ObservableCollection<T> ToObservableCollection<T>(DataTable dt) where T : class, new()
         {
diff --git a/Windows/ViewStep.xaml b/Windows/ViewStep.xaml
index fb6b0a0..b0fc04f 100644
--- a/Windows/ViewStep.xaml
+++ b/Windows/ViewStep.xaml
@@ -9,7 +9,7 @@
         WindowStartupLocation="CenterScreen"
         ResizeMode="NoResize"
         Title="SUNLIGHT 800" Height="800" Width="600">
-    <Grid FocusManager.FocusedElement="{Binding ElementName=box}" >
+    <Grid>
         <Grid.RowDefinitions>
             <RowDefinition Height="300"/>
             <RowDefinition/>
diff --git a/Windows/ViewStep.xaml.cs b/Windows/ViewStep.xaml.cs
index ab8a739..6a8c987 100644
--- a/Windows/ViewStep.xaml.cs
+++ b/Windows/ViewStep.xaml.cs
@@ -20,6 +20,7 @@ using System.Windows.Media.Imaging;
 using System.Windows.Shapes;
 using System.Xml.Linq;
 using TouchSocket.Core;
+using static DyeingComputer.ViewModel.MainWindowViewModel;
 
 namespace DyeingComputer.Windows
 {
@@ -158,9 +159,12 @@ namespace DyeingComputer.Windows
         {
             try
             {
-                dat_D.BeginEdit();
-                dat_D["Parameter1"] = Convert.ToDouble(P1.Text);
-                dat_D.EndEdit();
+                if (dat_D!=null)
+                {
+                    dat_D.BeginEdit();
+                    dat_D["Parameter1"] = Convert.ToDouble(P1.Text);
+                    dat_D.EndEdit();
+                }
             }
             catch (Exception) { }
         }
@@ -168,9 +172,12 @@ namespace DyeingComputer.Windows
         {
             try
             {
-                dat_D.BeginEdit();
-                dat_D["Parameter2"] = Convert.ToDouble(P2.Text);
-                dat_D.EndEdit();
+                if (dat_D != null)
+                {
+                    dat_D.BeginEdit();
+                    dat_D["Parameter2"] = Convert.ToDouble(P2.Text);
+                    dat_D.EndEdit();
+                }
             }
             catch (Exception) { }
         }
@@ -178,9 +185,12 @@ namespace DyeingComputer.Windows
         {
             try
             {
-                dat_D.BeginEdit();
-                dat_D["Parameter3"] = Convert.ToDouble(P3.Text);
-                dat_D.EndEdit();
+                if (dat_D != null)
+                {
+                    dat_D.BeginEdit();
+                    dat_D["Parameter3"] = Convert.ToDouble(P3.Text);
+                    dat_D.EndEdit();
+                }
             }
             catch (Exception) { }
         }
@@ -188,9 +198,12 @@ namespace DyeingComputer.Windows
         {
             try
             {
-                dat_D.BeginEdit();
-                dat_D["Parameter4"] = Convert.ToDouble(P4.Text);
-                dat_D.EndEdit();
+                if (dat_D != null)
+                {
+                    dat_D.BeginEdit();
+                    dat_D["Parameter4"] = Convert.ToDouble(P4.Text);
+                    dat_D.EndEdit();
+                }
             }
             catch (Exception) { }
         }
@@ -198,9 +211,12 @@ namespace DyeingComputer.Windows
         {
             try
             {
-                dat_D.BeginEdit();
-                dat_D["Parameter5"] = Convert.ToDouble(P5.Text);
-                dat_D.EndEdit();            
+                if (dat_D != null)
+                {
+                    dat_D.BeginEdit();
+                    dat_D["Parameter5"] = Convert.ToDouble(P5.Text);
+                    dat_D.EndEdit();
+                }        
             }
             catch (Exception) { }
         }
@@ -444,11 +460,11 @@ namespace DyeingComputer.Windows
                 int i = boxID.SelectedIndex;
                 boxNAME.Text = id_dat.ElementAt(i);
                 Set(id_dat[i]);
-                P1.Text.Remove(0);
-                P2.Text.Remove(0);
-                P3.Text.Remove(0);
-                P4.Text.Remove(0);
-                P5.Text.Remove(0);
+                P1.Text ="0";
+                P2.Text = "0";
+                P3.Text = "0";
+                P4.Text = "0";
+                P5.Text = "0";
             }
         }
         private void boxIDp_SelectionChanged(object sender, SelectionChangedEventArgs e)
@@ -478,11 +494,11 @@ namespace DyeingComputer.Windows
                 dat_D.EndEdit();
             }
 
-            P1P.Text.Remove(0);
-            P2P.Text.Remove(0);
-            P3P.Text.Remove(0);
-            P4P.Text.Remove(0);
-            P5P.Text.Remove(0);
+            P1P.Text = "0";
+            P2P.Text = "0";
+            P3P.Text = "0";
+            P4P.Text = "0";
+            P5P.Text = "0";
         }
         private void YES_Click(object sender, RoutedEventArgs e)//确认
         {