public static void Initialize(UserContext context, ChatManager AChatManager) { if (!context.tblUsers.Any()) { // заполняем tblUser context.tblUsers.AddRange( new tblUser { Login = "******", Password = "******", Email = "Ваня" }, new tblUser { Login = "******", Password = "******", Email = "Андрей" }, new tblUser { Login = "******", Password = "******", Email = "Дима" } ); context.SaveChanges(); AChatManager.AddUserToContacts("Ваня", "Андрей"); AChatManager.AddUserToContacts("Ваня", "Дима"); AChatManager.AddUserToContacts("Андрей", "Дима"); } }