Hi can can anyone help me please.

http://motionadvt.com/barakat-november-2014/admin/signin

the link above always redirect to the same page to this link " http://motionadvt.com/barakat-november-2014/admin/signin"

this is the posting code after you click the submit button

/***************/

public function postSignIn() {

// Check if the Throttling feature is enabled or disabled

	try

{

$email = Input::get('inputEmail'); $password = Input::get('inputPassword');

$throttle =Sentry::findThrottlerByUserLogin($email);

  if($suspended = $throttle->isSuspended())
{
         return Redirect::route('admin-sign-in-post')->with('global','Your account is suspended. Your can try to login after 15 minutes.'); 
} 

$credentials = array( 'email' => $email, 'password' => $password, );

	$remember=(Input::has('rememberme'))? true : false;
    // Try to authenticate the user
    $user = Sentry::authenticate($credentials, $remember);
	//$user = Sentry::authenticateAndRemember($credentials);
 


    return Redirect::intended('admin')->with(array('global'=>'You are now Logged In!','success'=>true)); 
	 
}

catch (Cartalyst\Sentry\Users\LoginRequiredException $e) { return Redirect::route('admin-sign-in-post')->with('global','Login details required.')->withInput(); } catch (Cartalyst\Sentry\Users\PasswordRequiredException $e) { // return Redirect::route('admin-sign-in-post')->with('global','Password field is required.')->withInput(); } catch (Cartalyst\Sentry\Users\WrongPasswordException $e) { // return Redirect::route('admin-sign-in-post')->with('global','Your password is wrong')->withInput(); } catch (Cartalyst\Sentry\Users\UserNotFoundException $e) { return Redirect::route('admin-sign-in-post')->with('global','It looks like the email you entered is not registered on our system.')->withInput(); } catch (Cartalyst\Sentry\Users\UserNotActivatedException $e) { return Redirect::route('admin-sign-in-post')->with('global','Admin is not activated.')->withInput();
} }

/*************/