Azure认知服务-由于WebSocket升级失败而出现语音提示错误，并出现身份验证错误

Question

WebSocket升级失败，并显示身份验证错误（401）。请检查正确的订阅密钥（或授权令牌）和区域名称

public static async Task RecognizeSpeechAsync()
{
    var config = SpeechConfig.FromSubscription("05b60e36-d7bc-428f-a48a-684475160081", "westus");
    //var config = SpeechConfig.FromSubscription("YourSubscriptionKey", "YourServiceRegion");
    using(var audioInput = AudioConfig.FromWavFileInput(@"D:\KM\Azure\Hands-OnProjects\Speech\SpeechRecognition\file_example_WAV_1MG.wav"))
    {
        using(var recognizer = new SpeechRecognizer(config, audioInput))
        {
            Console.WriteLine("Recognizing first result...");
            var result = await recognizer.RecognizeOnceAsync();

            if (result.Reason == ResultReason.RecognizedSpeech) {
                Console.WriteLine($"We recognized: {result.Text}");
            }
            else if (result.Reason == ResultReason.NoMatch) {
                Console.WriteLine($"NOMATCH: Speech could not be recognized.");
            }
            else if (result.Reason == ResultReason.Canceled) {
                var cancellation = CancellationDetails.FromResult(result);
                Console.WriteLine($"CANCELED: Reason={cancellation.Reason}");

                if (cancellation.Reason == CancellationReason.Error) {
                    Console.WriteLine($"CANCELED: ErrorCode={cancellation.ErrorCode}");
                    Console.WriteLine($"CANCELED: ErrorDetails={cancellation.ErrorDetails}");
                    Console.WriteLine($"CANCELED: Did you update the subscription info?");
                }
            }
        }
    }//end of using stat
}//end of RecognizeSpeechAsync