diff --git a/sdk/resources/arm-resources/src/models/index.ts b/sdk/resources/arm-resources/src/models/index.ts
index f5faeb25a2e2..48a27dd7e52d 100644
--- a/sdk/resources/arm-resources/src/models/index.ts
+++ b/sdk/resources/arm-resources/src/models/index.ts
@@ -3092,6 +3092,26 @@ export type ResourceGroupsListResponse = ResourceGroupListResult & {
     };
 };
 
+/**
+ * Contains response data for the beginExportTemplate operation.
+ */
+export type ResourceGroupsBeginExportTemplateResponse = ResourceGroupExportResult & {
+  /**
+   * The underlying HTTP response.
+   */
+  _response: msRest.HttpResponse & {
+      /**
+       * The response body as text (string format)
+       */
+      bodyAsText: string;
+
+      /**
+       * The response body as parsed JSON or XML
+       */
+      parsedBody: ResourceGroupExportResult;
+    };
+};
+
 /**
  * Contains response data for the listNext operation.
  */
diff --git a/sdk/resources/arm-resources/src/operations/resourceGroups.ts b/sdk/resources/arm-resources/src/operations/resourceGroups.ts
index 6411c09ca1ed..617190a57bc6 100644
--- a/sdk/resources/arm-resources/src/operations/resourceGroups.ts
+++ b/sdk/resources/arm-resources/src/operations/resourceGroups.ts
@@ -171,34 +171,14 @@ export class ResourceGroups {
 
   /**
    * Captures the specified resource group as a template.
-   * @param resourceGroupName The name of the resource group to export as a template.
+   * @param resourceGroupName The name of the resource group. The name is case insensitive.
    * @param parameters Parameters for exporting the template.
    * @param [options] The optional parameters
    * @returns Promise<Models.ResourceGroupsExportTemplateResponse>
    */
-  exportTemplate(resourceGroupName: string, parameters: Models.ExportTemplateRequest, options?: msRest.RequestOptionsBase): Promise<Models.ResourceGroupsExportTemplateResponse>;
-  /**
-   * @param resourceGroupName The name of the resource group to export as a template.
-   * @param parameters Parameters for exporting the template.
-   * @param callback The callback
-   */
-  exportTemplate(resourceGroupName: string, parameters: Models.ExportTemplateRequest, callback: msRest.ServiceCallback<Models.ResourceGroupExportResult>): void;
-  /**
-   * @param resourceGroupName The name of the resource group to export as a template.
-   * @param parameters Parameters for exporting the template.
-   * @param options The optional parameters
-   * @param callback The callback
-   */
-  exportTemplate(resourceGroupName: string, parameters: Models.ExportTemplateRequest, options: msRest.RequestOptionsBase, callback: msRest.ServiceCallback<Models.ResourceGroupExportResult>): void;
-  exportTemplate(resourceGroupName: string, parameters: Models.ExportTemplateRequest, options?: msRest.RequestOptionsBase | msRest.ServiceCallback<Models.ResourceGroupExportResult>, callback?: msRest.ServiceCallback<Models.ResourceGroupExportResult>): Promise<Models.ResourceGroupsExportTemplateResponse> {
-    return this.client.sendOperationRequest(
-      {
-        resourceGroupName,
-        parameters,
-        options
-      },
-      exportTemplateOperationSpec,
-      callback) as Promise<Models.ResourceGroupsExportTemplateResponse>;
+  exportTemplate(resourceGroupName: string, parameters: Models.ExportTemplateRequest, options?: msRest.RequestOptionsBase): Promise<Models.ResourceGroupsExportTemplateResponse> {
+    return this.beginExportTemplate(resourceGroupName,parameters,options)
+      .then(lroPoller => lroPoller.pollUntilFinished()) as Promise<Models.ResourceGroupsExportTemplateResponse>;
   }
 
   /**
@@ -243,6 +223,24 @@ export class ResourceGroups {
       options);
   }
 
+  /**
+   * Captures the specified resource group as a template.
+   * @param resourceGroupName The name of the resource group. The name is case insensitive.
+   * @param parameters Parameters for exporting the template.
+   * @param [options] The optional parameters
+   * @returns Promise<msRestAzure.LROPoller>
+   */
+  beginExportTemplate(resourceGroupName: string, parameters: Models.ExportTemplateRequest, options?: msRest.RequestOptionsBase): Promise<msRestAzure.LROPoller> {
+    return this.client.sendLRORequest(
+      {
+        resourceGroupName,
+        parameters,
+        options
+      },
+      beginExportTemplateOperationSpec,
+      options);
+  }
+
   /**
    * Gets all the resource groups for a subscription.
    * @param nextPageLink The NextLink from the previous successful call to List operation.
@@ -386,29 +384,23 @@ const updateOperationSpec: msRest.OperationSpec = {
   serializer
 };
 
-const exportTemplateOperationSpec: msRest.OperationSpec = {
-  httpMethod: "POST",
-  path: "subscriptions/{subscriptionId}/resourcegroups/{resourceGroupName}/exportTemplate",
+const listOperationSpec: msRest.OperationSpec = {
+  httpMethod: "GET",
+  path: "subscriptions/{subscriptionId}/resourcegroups",
   urlParameters: [
-    Parameters.resourceGroupName,
     Parameters.subscriptionId
   ],
   queryParameters: [
+    Parameters.filter,
+    Parameters.top,
     Parameters.apiVersion
   ],
   headerParameters: [
     Parameters.acceptLanguage
   ],
-  requestBody: {
-    parameterPath: "parameters",
-    mapper: {
-      ...Mappers.ExportTemplateRequest,
-      required: true
-    }
-  },
   responses: {
     200: {
-      bodyMapper: Mappers.ResourceGroupExportResult
+      bodyMapper: Mappers.ResourceGroupListResult
     },
     default: {
       bodyMapper: Mappers.CloudError
@@ -417,24 +409,22 @@ const exportTemplateOperationSpec: msRest.OperationSpec = {
   serializer
 };
 
-const listOperationSpec: msRest.OperationSpec = {
-  httpMethod: "GET",
-  path: "subscriptions/{subscriptionId}/resourcegroups",
+const beginDeleteMethodOperationSpec: msRest.OperationSpec = {
+  httpMethod: "DELETE",
+  path: "subscriptions/{subscriptionId}/resourcegroups/{resourceGroupName}",
   urlParameters: [
+    Parameters.resourceGroupName,
     Parameters.subscriptionId
   ],
   queryParameters: [
-    Parameters.filter,
-    Parameters.top,
     Parameters.apiVersion
   ],
   headerParameters: [
     Parameters.acceptLanguage
   ],
   responses: {
-    200: {
-      bodyMapper: Mappers.ResourceGroupListResult
-    },
+    200: {},
+    202: {},
     default: {
       bodyMapper: Mappers.CloudError
     }
@@ -442,12 +432,12 @@ const listOperationSpec: msRest.OperationSpec = {
   serializer
 };
 
-const beginDeleteMethodOperationSpec: msRest.OperationSpec = {
-  httpMethod: "DELETE",
-  path: "subscriptions/{subscriptionId}/resourcegroups/{resourceGroupName}",
+const beginExportTemplateOperationSpec: msRest.OperationSpec = {
+  httpMethod: "POST",
+  path: "subscriptions/{subscriptionId}/resourcegroups/{resourceGroupName}/exportTemplate",
   urlParameters: [
-    Parameters.resourceGroupName,
-    Parameters.subscriptionId
+    Parameters.subscriptionId,
+    Parameters.resourceGroupName
   ],
   queryParameters: [
     Parameters.apiVersion
@@ -455,8 +445,17 @@ const beginDeleteMethodOperationSpec: msRest.OperationSpec = {
   headerParameters: [
     Parameters.acceptLanguage
   ],
+  requestBody: {
+    parameterPath: "parameters",
+    mapper: {
+      ...Mappers.ExportTemplateRequest,
+      required: true
+    }
+  },
   responses: {
-    200: {},
+    200: {
+      bodyMapper: Mappers.ResourceGroupExportResult
+    },
     202: {},
     default: {
       bodyMapper: Mappers.CloudError
diff --git a/sdk/resources/arm-resources/src/resourceManagementClientContext.ts b/sdk/resources/arm-resources/src/resourceManagementClientContext.ts
index 1dc03c3fa11f..666af90b31ae 100644
--- a/sdk/resources/arm-resources/src/resourceManagementClientContext.ts
+++ b/sdk/resources/arm-resources/src/resourceManagementClientContext.ts
@@ -44,7 +44,7 @@ export class ResourceManagementClientContext extends msRestAzure.AzureServiceCli
 
     super(credentials, options);
 
-    this.apiVersion = '2019-07-01';
+    this.apiVersion = '2019-08-01';
     this.acceptLanguage = 'en-US';
     this.longRunningOperationRetryTimeout = 30;
     this.baseUri = options.baseUri || this.baseUri || "https://management.azure.com";
diff --git a/swagger_to_sdk_config.json b/swagger_to_sdk_config.json
index a4f763911359..0387101043cb 100644
--- a/swagger_to_sdk_config.json
+++ b/swagger_to_sdk_config.json
@@ -5,7 +5,8 @@
       "typescript": "",
       "license-header": "MICROSOFT_MIT_NO_VERSION",
       "sdkrel:typescript-sdks-folder": ".",
-      "use": "@microsoft.azure/autorest.typescript@4.1.1"
+      "typescript.clear-output-folder": "",
+      "use": "@microsoft.azure/autorest.typescript@4.2.2"
     },
     "advanced_options": {
       "clone_dir": "./azure-sdk-for-js",