Xlsx file not able to read data in laravel 5.2

I am using laravel 5.2 and "maatwebsite/excel": "~2.1.0", I am not able to read xlsx file data i am getting response empty data My code is here

Excel::load($filePathNew, function($reader) {
$results = $reader-\>get();
$results = $reader-\>all();
dd($results);
});

via Chebli Mohamed