public static void Initialize(IServiceProvider serviceProvider) { using (var context = new WebChessContext( serviceProvider.GetRequiredService < DbContextOptions <WebChessContext> >())) { if (context.ChessGame.Any()) { return; // DB has been seeded } context.ChessGame.AddRange( new ChessGame { playerWhite = "Test", playerBlack = "Test2", gameType = "blitz", pgn = "dfasffffffa", fens = "dfasfa,sasa", winner = "das43444da" } ); context.SaveChanges(); } }