Program.cs

public class Program 
{ 
   public static void Main(string[] args) 
   { 
      var host = CreateWebHostBuilder(args).Build(); 
      using (var scope = host.Services.CreateScope()) 
      { 
         var services = scope.ServiceProvider; 
         try 
         { 
            var context = services.GetRequiredService<ApplicationDbContext>(); 
            DataSeeder.Initialize(context); 
         } catch (Exception) 
         { 
            Console.WriteLine("An error occurred while seeding the database."); 
         } 
      } 
      host.Run(); 
   } 

   public static IWebHostBuilder CreateWebHostBuilder(string[] args) => WebHost.CreateDefaultBuilder(args).UseStartup<Startup>(); 
}