From 8af04b24ed79711c889678c0bff5d1e6df6e1c3f Mon Sep 17 00:00:00 2001
From: maurok <maurok@gmail.com>
Date: Fri, 19 May 2017 17:19:16 -0300
Subject: [PATCH] # Adding hint message only if clientexception contains
 'access denied' (code is zero)

---
 .../Controllers/MessagesController.cs                      | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/CSharp/intelligence-ImageCaption/Controllers/MessagesController.cs b/CSharp/intelligence-ImageCaption/Controllers/MessagesController.cs
index 532312c313..3d01ea5ae7 100644
--- a/CSharp/intelligence-ImageCaption/Controllers/MessagesController.cs
+++ b/CSharp/intelligence-ImageCaption/Controllers/MessagesController.cs
@@ -11,6 +11,7 @@
     using System.Threading.Tasks;
     using System.Web.Http;
     using Microsoft.Bot.Connector;
+    using Microsoft.ProjectOxford.Vision;
     using Services;
 
     [BotAuthentication]
@@ -42,7 +43,11 @@ public async Task<HttpResponseMessage> Post([FromBody]Activity activity)
                 }
                 catch (Exception e)
                 {
-                    message = "Oops! Something went wrong. Try again later (hint: check your APIKEY at web.config).";
+                    message = "Oops! Something went wrong. Try again later";
+                    if (e is ClientException && (e as ClientException).Error.Message.ToLowerInvariant().Contains("access denied"))
+                    {
+                        message += " (access denied - hint: check your APIKEY at web.config).";
+                    }
 
                     Trace.TraceError(e.ToString());
                 }