diff --git a/sdk/cognitiveservices/Language.LUIS.Authoring/CHANGELOG.md b/sdk/cognitiveservices/Language.LUIS.Authoring/CHANGELOG.md
new file mode 100644
index 000000000000..f24817de2add
--- /dev/null
+++ b/sdk/cognitiveservices/Language.LUIS.Authoring/CHANGELOG.md
@@ -0,0 +1,11 @@
+# Release History
+
+## 3.2.0-preview.2 (Unreleased)
+### Added
+- Adding Luis App import and export in .lu format
+- Adding Luis App import v2 app that enables to import an app that has entities with children of type "String"
+
+### Fixed
+- Issue where AzureAccount Api are not able to be authenticated ([#8023](https://github.com/Azure/azure-sdk-for-net/issues/8023))
+
+## 3.2.0-preview.1 (2019-10-30)
\ No newline at end of file
diff --git a/sdk/cognitiveservices/Language.LUIS.Authoring/src/Generated/Apps.cs b/sdk/cognitiveservices/Language.LUIS.Authoring/src/Generated/Apps.cs
index 5b21ed9daa1f..57d3f3e553a5 100644
--- a/sdk/cognitiveservices/Language.LUIS.Authoring/src/Generated/Apps.cs
+++ b/sdk/cognitiveservices/Language.LUIS.Authoring/src/Generated/Apps.cs
@@ -3637,7 +3637,7 @@ public Apps(LUISAuthoringClient client)
         /// Imports an application to LUIS, the application's structure is included in
         /// the request body.
         /// </summary>
-        /// <param name='luisApplu'>
+        /// <param name='luisAppLu'>
         /// A LUIS application structure.
         /// </param>
         /// <param name='appName'>
@@ -3666,15 +3666,15 @@ public Apps(LUISAuthoringClient client)
         /// <return>
         /// A response object containing the response body and response headers.
         /// </return>
-        public async Task<HttpOperationResponse<System.Guid>> ImportLuFromatWithHttpMessagesAsync(string luisApplu, string appName = default(string), Dictionary<string, List<string>> customHeaders = null, CancellationToken cancellationToken = default(CancellationToken))
+        public async Task<HttpOperationResponse<System.Guid>> ImportLuFormatWithHttpMessagesAsync(string luisAppLu, string appName = default(string), Dictionary<string, List<string>> customHeaders = null, CancellationToken cancellationToken = default(CancellationToken))
         {
             if (Client.Endpoint == null)
             {
                 throw new ValidationException(ValidationRules.CannotBeNull, "this.Client.Endpoint");
             }
-            if (luisApplu == null)
+            if (luisAppLu == null)
             {
-                throw new ValidationException(ValidationRules.CannotBeNull, "luisApplu");
+                throw new ValidationException(ValidationRules.CannotBeNull, "luisAppLu");
             }
             // Tracing
             bool _shouldTrace = ServiceClientTracing.IsEnabled;
@@ -3684,9 +3684,9 @@ public Apps(LUISAuthoringClient client)
                 _invocationId = ServiceClientTracing.NextInvocationId.ToString();
                 Dictionary<string, object> tracingParameters = new Dictionary<string, object>();
                 tracingParameters.Add("appName", appName);
-                tracingParameters.Add("luisApplu", luisApplu);
+                tracingParameters.Add("luisAppLu", luisAppLu);
                 tracingParameters.Add("cancellationToken", cancellationToken);
-                ServiceClientTracing.Enter(_invocationId, this, "ImportLuFromat", tracingParameters);
+                ServiceClientTracing.Enter(_invocationId, this, "ImportLuFormat", tracingParameters);
             }
             // Construct URL
             var _baseUrl = Client.BaseUri;
@@ -3723,9 +3723,9 @@ public Apps(LUISAuthoringClient client)
 
             // Serialize Request
             string _requestContent = null;
-            if(luisApplu != null)
+            if(luisAppLu != null)
             {
-                _requestContent = Rest.Serialization.SafeJsonConvert.SerializeObject(luisApplu, Client.SerializationSettings);
+                _requestContent = Rest.Serialization.SafeJsonConvert.SerializeObject(luisAppLu, Client.SerializationSettings);
                 _httpRequest.Content = new StringContent(_requestContent, System.Text.Encoding.UTF8);
                 _httpRequest.Content.Headers.ContentType =System.Net.Http.Headers.MediaTypeHeaderValue.Parse("text/plain");
             }
diff --git a/sdk/cognitiveservices/Language.LUIS.Authoring/src/Generated/AppsExtensions.cs b/sdk/cognitiveservices/Language.LUIS.Authoring/src/Generated/AppsExtensions.cs
index 804614a68121..56882b59472d 100644
--- a/sdk/cognitiveservices/Language.LUIS.Authoring/src/Generated/AppsExtensions.cs
+++ b/sdk/cognitiveservices/Language.LUIS.Authoring/src/Generated/AppsExtensions.cs
@@ -525,7 +525,7 @@ public static partial class AppsExtensions
             /// <param name='operations'>
             /// The operations group for this extension method.
             /// </param>
-            /// <param name='luisApplu'>
+            /// <param name='luisAppLu'>
             /// A LUIS application structure.
             /// </param>
             /// <param name='appName'>
@@ -536,9 +536,9 @@ public static partial class AppsExtensions
             /// <param name='cancellationToken'>
             /// The cancellation token.
             /// </param>
-            public static async Task<System.Guid> ImportLuFromatAsync(this IApps operations, string luisApplu, string appName = default(string), CancellationToken cancellationToken = default(CancellationToken))
+            public static async Task<System.Guid> ImportLuFormatAsync(this IApps operations, string luisAppLu, string appName = default(string), CancellationToken cancellationToken = default(CancellationToken))
             {
-                using (var _result = await operations.ImportLuFromatWithHttpMessagesAsync(luisApplu, appName, null, cancellationToken).ConfigureAwait(false))
+                using (var _result = await operations.ImportLuFormatWithHttpMessagesAsync(luisAppLu, appName, null, cancellationToken).ConfigureAwait(false))
                 {
                     return _result.Body;
                 }
diff --git a/sdk/cognitiveservices/Language.LUIS.Authoring/src/Generated/IApps.cs b/sdk/cognitiveservices/Language.LUIS.Authoring/src/Generated/IApps.cs
index 18964d6c982e..199bc28b3d97 100644
--- a/sdk/cognitiveservices/Language.LUIS.Authoring/src/Generated/IApps.cs
+++ b/sdk/cognitiveservices/Language.LUIS.Authoring/src/Generated/IApps.cs
@@ -577,7 +577,7 @@ public partial interface IApps
         /// Imports an application to LUIS, the application's structure is
         /// included in the request body.
         /// </summary>
-        /// <param name='luisApplu'>
+        /// <param name='luisAppLu'>
         /// A LUIS application structure.
         /// </param>
         /// <param name='appName'>
@@ -600,6 +600,6 @@ public partial interface IApps
         /// <exception cref="Microsoft.Rest.ValidationException">
         /// Thrown when a required parameter is null
         /// </exception>
-        Task<HttpOperationResponse<System.Guid>> ImportLuFromatWithHttpMessagesAsync(string luisApplu, string appName = default(string), Dictionary<string, List<string>> customHeaders = null, CancellationToken cancellationToken = default(CancellationToken));
+        Task<HttpOperationResponse<System.Guid>> ImportLuFormatWithHttpMessagesAsync(string luisAppLu, string appName = default(string), Dictionary<string, List<string>> customHeaders = null, CancellationToken cancellationToken = default(CancellationToken));
     }
 }
diff --git a/sdk/cognitiveservices/Language.LUIS.Authoring/src/Generated/IVersions.cs b/sdk/cognitiveservices/Language.LUIS.Authoring/src/Generated/IVersions.cs
index 35a98f3ca9e0..c40c5a30d2f5 100644
--- a/sdk/cognitiveservices/Language.LUIS.Authoring/src/Generated/IVersions.cs
+++ b/sdk/cognitiveservices/Language.LUIS.Authoring/src/Generated/IVersions.cs
@@ -315,7 +315,7 @@ public partial interface IVersions
         /// <param name='cancellationToken'>
         /// The cancellation token.
         /// </param>
-        /// <exception cref="ErrorResponseException">
+        /// <exception cref="Microsoft.Rest.HttpOperationException">
         /// Thrown when the operation returned an invalid status code
         /// </exception>
         /// <exception cref="Microsoft.Rest.SerializationException">
diff --git a/sdk/cognitiveservices/Language.LUIS.Authoring/src/Generated/Versions.cs b/sdk/cognitiveservices/Language.LUIS.Authoring/src/Generated/Versions.cs
index 4c802bd2be51..d04f8ea1db2c 100644
--- a/sdk/cognitiveservices/Language.LUIS.Authoring/src/Generated/Versions.cs
+++ b/sdk/cognitiveservices/Language.LUIS.Authoring/src/Generated/Versions.cs
@@ -1770,7 +1770,7 @@ public Versions(LUISAuthoringClient client)
         /// <param name='cancellationToken'>
         /// The cancellation token.
         /// </param>
-        /// <exception cref="ErrorResponseException">
+        /// <exception cref="HttpOperationException">
         /// Thrown when the operation returned an invalid status code
         /// </exception>
         /// <exception cref="SerializationException">
@@ -1868,19 +1868,12 @@ public Versions(LUISAuthoringClient client)
             string _responseContent = null;
             if ((int)_statusCode != 200)
             {
-                var ex = new ErrorResponseException(string.Format("Operation returned an invalid status code '{0}'", _statusCode));
-                try
-                {
+                var ex = new HttpOperationException(string.Format("Operation returned an invalid status code '{0}'", _statusCode));
+                if (_httpResponse.Content != null) {
                     _responseContent = await _httpResponse.Content.ReadAsStringAsync().ConfigureAwait(false);
-                    ErrorResponse _errorBody =  Rest.Serialization.SafeJsonConvert.DeserializeObject<ErrorResponse>(_responseContent, Client.DeserializationSettings);
-                    if (_errorBody != null)
-                    {
-                        ex.Body = _errorBody;
-                    }
                 }
-                catch (JsonException)
-                {
-                    // Ignore the exception
+                else {
+                    _responseContent = string.Empty;
                 }
                 ex.Request = new HttpRequestMessageWrapper(_httpRequest, _requestContent);
                 ex.Response = new HttpResponseMessageWrapper(_httpResponse, _responseContent);
diff --git a/sdk/cognitiveservices/Language.LUIS.Authoring/tests/Luis/ImportExportTests.cs b/sdk/cognitiveservices/Language.LUIS.Authoring/tests/Luis/ImportExportTests.cs
index f9ef1855f30f..535486fa836b 100644
--- a/sdk/cognitiveservices/Language.LUIS.Authoring/tests/Luis/ImportExportTests.cs
+++ b/sdk/cognitiveservices/Language.LUIS.Authoring/tests/Luis/ImportExportTests.cs
@@ -1,6 +1,7 @@
 namespace LUIS.Authoring.Tests.Luis
 {
     using System.IO;
+    using System.Text;
     using Microsoft.Azure.CognitiveServices.Language.LUIS.Authoring;
     using Microsoft.Azure.CognitiveServices.Language.LUIS.Authoring.Models;
     using Newtonsoft.Json;
@@ -52,6 +53,12 @@ public void ExportAppVersionLuFormat()
 
                 await client.Apps.DeleteAsync(appId);
 
+                var buffer = new byte[app.Length];
+
+                app.Read(buffer, 0, (int)app.Length);
+
+                var f = Encoding.UTF8.GetString(buffer);
+                //LocalEncoding.GetString(stream.ToArray());
                 Assert.NotNull(app);
             });
         }
@@ -176,7 +183,7 @@ public void ImportAppLuFormat()
 
             UseClientFor(async client =>
             {
-                var testAppId = await client.Apps.ImportLuFromatAsync(appText, "Test Import LUIS App Lu format");
+                var testAppId = await client.Apps.ImportLuFormatAsync(appText, "Test Import LUIS App Lu format");
                 var testApp = await client.Apps.GetAsync(testAppId);
                 await client.Apps.DeleteAsync(testAppId);