diff --git a/aspnetcore/tutorials/first-mvc-app/start-mvc/sample/MvcMovie10/Models/ErrorViewModel.cs b/aspnetcore/tutorials/first-mvc-app/start-mvc/sample/MvcMovie10/Models/ErrorViewModel.cs
new file mode 100644
index 000000000000..9c0d973b2eb6
--- /dev/null
+++ b/aspnetcore/tutorials/first-mvc-app/start-mvc/sample/MvcMovie10/Models/ErrorViewModel.cs
@@ -0,0 +1,8 @@
+namespace MvcMovie.Models;
+
+public class ErrorViewModel
+{
+    public string? RequestId { get; set; }
+
+    public bool ShowRequestId => !string.IsNullOrEmpty(RequestId);
+}
diff --git a/aspnetcore/tutorials/first-mvc-app/start-mvc/sample/MvcMovie10/Models/SeedDataRating.cs b/aspnetcore/tutorials/first-mvc-app/start-mvc/sample/MvcMovie10/Models/SeedDataRating.cs
index 58a0650f9ad5..e0cc3e930f45 100644
--- a/aspnetcore/tutorials/first-mvc-app/start-mvc/sample/MvcMovie10/Models/SeedDataRating.cs
+++ b/aspnetcore/tutorials/first-mvc-app/start-mvc/sample/MvcMovie10/Models/SeedDataRating.cs
@@ -1,5 +1,4 @@
-#define SeedRating 
-#if SeedRating
+#if SeedRating
 
 using Microsoft.EntityFrameworkCore;
 using Microsoft.Extensions.DependencyInjection;
diff --git a/aspnetcore/tutorials/first-mvc-app/start-mvc/sample/MvcMovie90/Models/ErrorViewModel.cs b/aspnetcore/tutorials/first-mvc-app/start-mvc/sample/MvcMovie90/Models/ErrorViewModel.cs
new file mode 100644
index 000000000000..9c0d973b2eb6
--- /dev/null
+++ b/aspnetcore/tutorials/first-mvc-app/start-mvc/sample/MvcMovie90/Models/ErrorViewModel.cs
@@ -0,0 +1,8 @@
+namespace MvcMovie.Models;
+
+public class ErrorViewModel
+{
+    public string? RequestId { get; set; }
+
+    public bool ShowRequestId => !string.IsNullOrEmpty(RequestId);
+}
diff --git a/aspnetcore/tutorials/first-mvc-app/start-mvc/sample/MvcMovie90/Models/SeedDataRating.cs b/aspnetcore/tutorials/first-mvc-app/start-mvc/sample/MvcMovie90/Models/SeedDataRating.cs
index 58a0650f9ad5..e0cc3e930f45 100644
--- a/aspnetcore/tutorials/first-mvc-app/start-mvc/sample/MvcMovie90/Models/SeedDataRating.cs
+++ b/aspnetcore/tutorials/first-mvc-app/start-mvc/sample/MvcMovie90/Models/SeedDataRating.cs
@@ -1,5 +1,4 @@
-#define SeedRating 
-#if SeedRating
+#if SeedRating
 
 using Microsoft.EntityFrameworkCore;
 using Microsoft.Extensions.DependencyInjection;