diff --git a/BallanceTasEditor/Assets/AppIcons/FieldError.svg b/BallanceTasEditor/Assets/AppIcons/FieldError.svg
new file mode 100644
index 0000000..2bfa93e
--- /dev/null
+++ b/BallanceTasEditor/Assets/AppIcons/FieldError.svg
@@ -0,0 +1,41 @@
+<?xml version="1.0" encoding="UTF-8" standalone="no"?>
+<svg
+   viewBox="0 0 24 24"
+   version="1.1"
+   id="svg1"
+   sodipodi:docname="Cancel.svg"
+   inkscape:version="1.3.2 (091e20e, 2023-11-25, custom)"
+   xmlns:inkscape="http://www.inkscape.org/namespaces/inkscape"
+   xmlns:sodipodi="http://sodipodi.sourceforge.net/DTD/sodipodi-0.dtd"
+   xmlns="http://www.w3.org/2000/svg"
+   xmlns:svg="http://www.w3.org/2000/svg">
+  <defs
+     id="defs1" />
+  <sodipodi:namedview
+     id="namedview1"
+     pagecolor="#ffffff"
+     bordercolor="#000000"
+     borderopacity="0.25"
+     inkscape:showpageshadow="2"
+     inkscape:pageopacity="0.0"
+     inkscape:pagecheckerboard="0"
+     inkscape:deskcolor="#d1d1d1"
+     showgrid="false"
+     inkscape:zoom="32.916667"
+     inkscape:cx="12"
+     inkscape:cy="12"
+     inkscape:window-width="1920"
+     inkscape:window-height="1017"
+     inkscape:window-x="-8"
+     inkscape:window-y="-8"
+     inkscape:window-maximized="1"
+     inkscape:current-layer="svg1" />
+  <path
+     d="M 12,2 C 17.5,2 22,6.5 22,12 22,17.5 17.5,22 12,22 6.5,22 2,17.5 2,12 2,6.5 6.5,2 12,2 m 0,2 C 10.1,4 8.4,4.6 7.1,5.7 L 18.3,16.9 C 19.3,15.5 20,13.8 20,12 20,7.6 16.4,4 12,4 M 16.9,18.3 5.7,7.1 C 4.6,8.4 4,10.1 4,12 c 0,4.4 3.6,8 8,8 1.9,0 3.6,-0.6 4.9,-1.7 z"
+     id="path1"
+     style="display:none" />
+  <path
+     style="fill:#f44336;fill-opacity:1;stroke-width:0.000911392"
+     d="M 11.529114,21.976736 C 10.22238,21.889141 9.0970988,21.622033 8.0114321,21.141743 5.0411839,19.827731 2.8549818,17.127924 2.2192797,13.988839 2.0648176,13.226108 2.0373265,12.925617 2.0373265,12 c 0,-0.925617 0.027491,-1.226108 0.1819532,-1.988839 C 2.9672398,6.3177478 5.8643146,3.2688861 9.5104706,2.3379617 10.411349,2.1079524 11.074436,2.0255288 12.01519,2.026618 c 1.996985,0.00231 3.807406,0.5499071 5.467923,1.6538737 2.455605,1.6325675 4.010624,4.1204917 4.426934,7.0827903 0.07357,0.523513 0.07357,1.949923 0,2.473436 -0.326722,2.324832 -1.359557,4.372036 -2.997659,5.94173 -1.596575,1.5299 -3.611736,2.485613 -5.773541,2.738166 -0.389906,0.04555 -1.312862,0.08002 -1.609733,0.06012 z m 1.563357,-2.032544 c 0.925767,-0.122293 1.765668,-0.379382 2.5417,-0.778003 0.341195,-0.175259 0.942023,-0.568381 1.150639,-0.752863 l 0.136709,-0.120893 -5.605032,-5.606976 C 8.2337189,9.6016202 5.704605,7.0785217 5.6962335,7.0785715 5.6878621,7.0786214 5.5669726,7.2324188 5.4275903,7.4203437 4.7111807,8.3862562 4.2640759,9.494702 4.0680851,10.790778 c -0.065181,0.431036 -0.090079,1.53472 -0.044835,1.987446 0.2406062,2.407596 1.546148,4.562332 3.5868762,5.919974 0.4303689,0.286313 1.2614491,0.698786 1.7409864,0.864068 0.6315864,0.217689 1.3326383,0.369549 1.9653433,0.425729 0.425722,0.0378 1.326427,0.01559 1.776015,-0.0438 z m 5.537897,-3.505461 c 0.686116,-1.101759 1.081879,-2.107709 1.286142,-3.269111 0.0819,-0.465656 0.111841,-1.431584 0.06035,-1.946773 C 19.735881,8.811741 18.433266,6.6619006 16.388891,5.3012482 15.724197,4.8588544 14.767203,4.4347242 13.990518,4.2383123 12.090514,3.75783 10.037364,3.9752015 8.3658289,4.8338107 8.0246342,5.0090703 7.4238064,5.4021922 7.2151899,5.5866738 L 7.078481,5.707567 l 5.605063,5.608114 5.605064,5.608114 0.07595,-0.09009 c 0.04177,-0.04955 0.161387,-0.227288 0.265811,-0.394971 z"
+     id="path2" />
+</svg>
diff --git a/BallanceTasEditor/BallanceTasEditor/App.xaml b/BallanceTasEditor/BallanceTasEditor/App.xaml
index abfc769..16b1f43 100644
--- a/BallanceTasEditor/BallanceTasEditor/App.xaml
+++ b/BallanceTasEditor/BallanceTasEditor/App.xaml
@@ -9,9 +9,7 @@
                 <ResourceDictionary Source="/Frontend/Styles/AccessoryIconControl.xaml"/>
                 <ResourceDictionary Source="/Frontend/Styles/NoteBanner.xaml"/>
                 <ResourceDictionary Source="/Frontend/Styles/GenericButton.xaml"/>
-                <ResourceDictionary>
-
-                </ResourceDictionary>
+                <ResourceDictionary Source="/Frontend/Styles/TextboxErrorTemplate.xaml"/>
             </ResourceDictionary.MergedDictionaries>
         </ResourceDictionary>
     </Application.Resources>
diff --git a/BallanceTasEditor/BallanceTasEditor/Frontend/Assets/FieldError.ico b/BallanceTasEditor/BallanceTasEditor/Frontend/Assets/FieldError.ico
new file mode 100644
index 0000000..bba838e
Binary files /dev/null and b/BallanceTasEditor/BallanceTasEditor/Frontend/Assets/FieldError.ico differ
diff --git a/BallanceTasEditor/BallanceTasEditor/Frontend/Styles/TextBoxErrorTemplate.xaml b/BallanceTasEditor/BallanceTasEditor/Frontend/Styles/TextBoxErrorTemplate.xaml
new file mode 100644
index 0000000..5794434
--- /dev/null
+++ b/BallanceTasEditor/BallanceTasEditor/Frontend/Styles/TextBoxErrorTemplate.xaml
@@ -0,0 +1,40 @@
+<ResourceDictionary xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
+                    xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml">
+    <ControlTemplate x:Key="TextBoxErrorTemplate">
+        <Grid>
+            <Image Source="/Frontend/Assets/Cancel.ico" RenderOptions.BitmapScalingMode="HighQuality"
+                   Width="16" Height="16" Margin="0, 0, 4, 0" VerticalAlignment="Center" HorizontalAlignment="Right">
+                <Image.ToolTip>
+                    <ToolTip>
+                        <ItemsControl ItemsSource="{Binding}">
+                            <ItemsControl.ItemsPanel>
+                                <ItemsPanelTemplate>
+                                    <StackPanel Orientation="Vertical"/>
+                                </ItemsPanelTemplate>
+                            </ItemsControl.ItemsPanel>
+                            <ItemsControl.ItemTemplate>
+                                <DataTemplate>
+                                    <TextBlock Text="{Binding ErrorContent}" MaxWidth="250" Margin="2" TextWrapping="Wrap"/>
+                                </DataTemplate>
+                            </ItemsControl.ItemTemplate>
+                        </ItemsControl>
+                    </ToolTip>
+                </Image.ToolTip>
+            </Image>
+            <AdornedElementPlaceholder/>
+        </Grid>
+    </ControlTemplate>
+    
+    <Style x:Key="TextBoxWithErrorNotifyStyle" TargetType="TextBox">
+        <Setter Property="Validation.ErrorTemplate" Value="{StaticResource TextBoxErrorTemplate}"/>
+        <Style.Triggers>
+            <Trigger Property="Validation.HasError" Value="True">
+                <Setter Property="Effect">
+                    <Setter.Value>
+                        <DropShadowEffect Color="#F44336" Direction="0" ShadowDepth="0" BlurRadius="6"/>
+                    </Setter.Value>
+                </Setter>
+            </Trigger>
+        </Style.Triggers>
+    </Style>
+</ResourceDictionary>
\ No newline at end of file
diff --git a/BallanceTasEditor/BallanceTasEditor/Frontend/Views/NewFileDialog.xaml b/BallanceTasEditor/BallanceTasEditor/Frontend/Views/NewFileDialog.xaml
index 00acedd..46453ef 100644
--- a/BallanceTasEditor/BallanceTasEditor/Frontend/Views/NewFileDialog.xaml
+++ b/BallanceTasEditor/BallanceTasEditor/Frontend/Views/NewFileDialog.xaml
@@ -47,9 +47,11 @@
                 <TextBlock Margin="5" Grid.Column="1" Grid.Row="2" Text="Delta Time" VerticalAlignment="Center"/>
 
                 <TextBox Margin="5" Padding="3" Grid.Row="0" Grid.Column="2" VerticalAlignment="Center"
-                         Text="{Binding Count, Mode=TwoWay, UpdateSourceTrigger=PropertyChanged, ValidatesOnNotifyDataErrors=True}"/>
+                         Text="{Binding Count, Mode=TwoWay, UpdateSourceTrigger=PropertyChanged, ValidatesOnNotifyDataErrors=True}"
+                         Style="{StaticResource TextBoxWithErrorNotifyStyle}"/>
                 <TextBox Margin="5" Padding="3" Grid.Row="1" Grid.Column="2" VerticalAlignment="Center"
-                         Text="{Binding Fps, Mode=TwoWay, UpdateSourceTrigger=PropertyChanged, ValidatesOnNotifyDataErrors=True}"/>
+                         Text="{Binding Fps, Mode=TwoWay, UpdateSourceTrigger=PropertyChanged, ValidatesOnNotifyDataErrors=True}"
+                         Style="{StaticResource TextBoxWithErrorNotifyStyle}"/>
                 <TextBlock Margin="5" Padding="3" Grid.Row="2" Grid.Column="2" VerticalAlignment="Center" 
                            Text="{Binding Fps, Mode=OneWay, Converter={x:Static conveter:StringifiedDeltaTimeConverter.Instance}}"
                            Validation.ErrorTemplate="{x:Null}"/>
diff --git a/BallanceTasEditor/BallanceTasEditor/Frontend/Views/NewFileDialog.xaml.cs b/BallanceTasEditor/BallanceTasEditor/Frontend/Views/NewFileDialog.xaml.cs
index 46f9cb5..66b22c9 100644
--- a/BallanceTasEditor/BallanceTasEditor/Frontend/Views/NewFileDialog.xaml.cs
+++ b/BallanceTasEditor/BallanceTasEditor/Frontend/Views/NewFileDialog.xaml.cs
@@ -20,12 +20,14 @@ namespace BallanceTasEditor.Frontend.Views {
         public NewFileDialog() {
             InitializeComponent();
 
-            ViewModel = new ViewModels.NewFileDialog();
-            ViewModel.RequestCloseDialog += ViewModel_RequestCloseDialog;
-            this.DataContext = ViewModel;
+            var vm = new ViewModels.NewFileDialog();
+            vm.RequestCloseDialog += ViewModel_RequestCloseDialog;
+            this.DataContext = vm;
         }
 
-        public ViewModels.NewFileDialog ViewModel { get; private set; }
+        public ViewModels.NewFileDialog ViewModel {
+            get => (this.DataContext as ViewModels.NewFileDialog).Unwrap();
+        }
 
         private void ViewModel_RequestCloseDialog(Shared.RequestCloseDialogEventArgs e) {
             this.DialogResult = e.Result;