Getting syntax error, unexpected 'App' (T_STRING) - laravel-5

Question

Just created new laravel (5.4) project , uploaded into shared hosting
showing following error
(1/1) FatalErrorException
syntax error, unexpected 'App' (T_STRING)
in HomeController.php (line 1)
what is the reason behind this , why it is showing error in word App , i thinks its default namespace name right? , working fine in local (WIN 10 , XAMPP )
Please help!
Code of HomeController.php is very huge...still posting first few lines
namespace App\Http\Controllers;
use App\Coupon;
use App\Footer;
use App\Home;
use App\Http\Models;
use App\Merchant;
use App\Register;
use App\Settings;
use DB;
use Illuminate\Http\Request;
use Illuminate\Support\Facades\Input;
use Illuminate\Support\Facades\Mail;
use Illuminate\Support\Facades\Redirect;
use Illuminate\Support\Facades\Validator;
use MyPayPal;
use Session;
class HomeController extends Controller
{
/*
|--------------------------------------------------------------------------
| Default Home Controller
|--------------------------------------------------------------------------
|
| You may wish to use controllers instead of, or in addition to, Closure
| based routes. That's great! Here is an example controller method to
| get you started. To route to this controller, just add the route:
|
| Route::get('/', 'HomeController#showWelcome');
|
*/
public function siteadmin()
{
return Redirect::to('siteadmin');
}
public function index()
{
$city_details = Register::getCityDetails();
$header_category = Home::getHeaderCategory();
$product_details = Home::getProductDetails();
$women_product = Home::getWomenProduct();
$most_visited_product = Home::getMostVisitedProduct();
$deals_details = Home::getDealsDetails();
$auction_details = Home::getAuctionDetails();
$get_product_details_by_cat = Home::getProductDetailsByCategory($header_category);
$category_count = Home::getCategoryCount($header_category);
$get_product_details_typeahed = Home::getProductDetailsTypeahed();
$main_category = Home::getHeaderCategory();
$sub_main_category = Home::getSubMainCategory($main_category);
$second_main_category = Home::getSecondMainCategory($main_category, $sub_main_category);
$second_sub_main_category = Home::getSecondSubMainCategory();
$get_social_media_url = Home::getSocialMediaUrl();
$cms_page_title = Home::getCmsPageTitle();
$country_details = Register::getCountryDetails();
$addetails = Home::getAdDetails();
$noimagedetails = Home::getNoimageDetails();
$getbannerimagedetails = Home::getbannerimagedetails();
$getmetadetails = Home::getmetadetails();
$getlogodetails = Home::getlogodetails();
$get_contact_det = Footer::getContactDetails();
$getanl = Settings::social_media_settings();
$general = Home::getGeneralSettings();
if (Session::has('customerid')) {
$navbar = view('includes.loginnavbar')->with('country_details', $country_details)->with('metadetails', $getmetadetails)->with('general', $general);
} else {
$navbar = view('includes.navbar')->with('country_details', $country_details)->with('metadetails', $getmetadetails)->with('general', $general);
}
$header = view('includes.header')->with('header_category', $header_category)->with('logodetails', $getlogodetails);
$footer = view('includes.footer')->with('cms_page_title', $cms_page_title)->with('get_social_media_url', $get_social_media_url)->with('get_contact_det', $get_contact_det)->with('getanl', $getanl);
return view('index')->with('navbar', $navbar)->with('header', $header)->with('footer', $footer)->with('header_category', $header_category)->with('product_details', $product_details)->with('deals_details', $deals_details)->with('auction_details', $auction_details)->with('get_product_details_by_cat', $get_product_details_by_cat)->with('most_visited_product', $most_visited_product)->with('category_count', $category_count)->with('get_product_details_typeahed', $get_product_details_typeahed)->with('main_category', $main_category)->with('sub_main_category', $sub_main_category)->with('second_main_category', $second_main_category)->with('second_sub_main_category', $second_sub_main_category)->with('addetails', $addetails)->with('noimagedetails', $noimagedetails)->with('bannerimagedetails', $getbannerimagedetails)->with('metadetails', $getmetadetails)->with('women_product', $women_product)->with('get_contact_det', $get_contact_det)->with('general', $general);
}