public void Seed() { _context.Database.EnsureCreated(); var testPhone = _context.Phones.FirstOrDefault(b => b.ID == 1); if (testPhone != null) { return; } PhoneSeed.EnsureCreated(_context); CameraSeed.EnsureCreated(_context); ScoreSeed.EnsureCreated(_context); QuestionSeed.EnsureCreated(_context); QuestionOptionSeed.EnsureCreated(_context); UserSeed.EnsureCreated(_context, _userManager); _context.SaveChanges(); }