public static void Main(string[] args) { var host = BuildWebHost(args); using (var scope = host.Services.CreateScope()) { var services = scope.ServiceProvider; var context = services.GetRequiredService <ApplicationContext>(); var userManager = services.GetRequiredService <UserManager <Utente> >(); var roleManager = services.GetRequiredService <RoleManager <IdentityRole> >(); try { ContextSeeder seeder = new ContextSeeder(context, userManager, roleManager); seeder.Empty(); ///seeder.Seed(); } catch (Exception ex) { var logger = services.GetRequiredService <ILogger <Program> >(); logger.LogError(ex, "An error occurred seeding the DB."); } } host.Run(); }