title: My Program is getting No responce at client.DetectDocumentText(image) GoogleVisionAPI
body: <p>I am Trying to read a simple image but the Program is getting no response it just show the black console window. I waited for 10 mins and have followed all the steps.</p>
  
  <p>I have debug the code it is getting the key file. but getting stuck at the response part.</p>
  
  <pre><code>using System;
  using Google.Cloud.Vision.V1;
  
  namespace GoogleOCRConsole
  {
      internal class Program
      {
          public static void Main(string[] args)
          {
              var image = Image.FromFile("D:/Chirag/Projects/GoogleOCRConsole/GoogleOCRConsole/GoogleOCRConsole/handwriting.png");
              var client = ImageAnnotatorClient.Create();
              var response = client.DetectDocumentText(image);
              foreach (var page in response.Pages)
              {
                  foreach (var block in page.Blocks)
                  {
                      foreach (var paragraph in block.Paragraphs)
                      {
                          Console.WriteLine(string.Join("\n", paragraph.Words));
                      }
                  }
              }
          }
      }
  }
  </code></pre>
  
  <p>I am totally new to this Google API. I am using the google image for this <a href="https://cloud.google.com/vision/docs/images/detect_handwriting_OCR-detect-handwriting_SMALL.png" rel="nofollow noreferrer">https://cloud.google.com/vision/docs/images/detect_handwriting_OCR-detect-handwriting_SMALL.png</a></p>
  
  <p>EDIT 1: Got this error after waiting for like 20 Mins 
  Grpc.Core.RpcException StatusCode Unavailable Channel is in state TRANSIENT_FAILURE</p>
  
  <p>How to solve this ?</p>