Drupal无法安装Facebook Photo Sync模块

i am trying to install the " Facebook Photo Sync " module, But i am always getting this below error

Error message Facebook PHP SDK library missing, please view the README.txt for installation instructions.

Note: as per readme instruction i pasted the Facebook-PHP-SDK libraries in to site/all/module/libraries/facebook-php-sdk.

For your reference i attached screen shot.

pic 1pic 2

@Bharanikumar

Make sure you had followed this steps to use the Facebook PHP SDK library

You will need:

With Drupal 7 (drupal.org/project/drupal) installed Drupal for Facebook -module (drupal.org/project/fb) PHP SDK for the Facebook API (github.com/facebook/php-sdk) Facebook Account

Step 1: Downloading all the necessary files

  1. Install Drupal 7 and set it up.
  2. Download "Drupal for Facebook" -module
  3. Go to "PHP SDK for the Facebook API"-page on GitHub and download the latest PHP SDK for Facebook.
  4. Extract the files to "sites/all/libraries/facebook-php-sdk"

Step 2: Creating a new Facebook Application

  1. Go to Facebook Developers (developers.facebook.com/apps) page and select "Create new application"
  2. Write your "App Display Name" and accept the "Facebook Platform Policies"
  3. Keep the page open, we will need the APP ID & Secret later. You can also setup the icon for the Application on this page. Users when see it when logging in on your website

Step 3: Enabling the Facebook module

  1. Login as Admin to your Drupal site and go to "Modules" (admin/modules)
  2. Under "Drupal for Facebook"-fieldset, choose "Facebook API", "Facebook App" and "Facebook Connect" and click "Save".
  3. Go to "Drupal for Facebook"-settings (admin/structure/fb) and click "Add App"
  4. On "Label", write a name for this App, like "fblogin1". On "Facebook App ID" and "Secret" write the info from the Facebook page before.
  5. Select "Primary" under "Facebook Connect" and click "Save".