ปัญหาการกำหนดเส้นทางใน Laravel 5.2

<?php

/*
|--------------------------------------------------------------------------
| Application Routes
|--------------------------------------------------------------------------
|
| Here is where you can register all of the routes for an application.
| It's a breeze. Simply tell Laravel the URIs it should respond to
| and give it the controller to call when that URI is requested.
|
*/


//Route::auth();

Route::get('/','HomeController@index');

<?php

namespace App\Http\Controllers;

use Illuminate\Http\Request;
use App\Http\Requests;

class HomeController extends Controller {

    public function index() {
        return "Hello";
    }

}

<?php

namespace App\Http\Controllers;

use Illuminate\Http\Request;
use App\Http\Requests;
use CouchbaseCluster;

class HomeController_copy extends Controller {

    public function index() {


        /**
         * Different ways of doing CRUD operations on couchbase
         */
        
//---------------------------------------------------------        
        /**
         * To Create PRIMARY INDEX for data buckets 
         */
//        $query = 'CREATE PRIMARY INDEX `laravel-sample-primary-index` ON `laravel` USING VIEW;';
//        $res = \DB::connection()->bucket('laravel')->select($query);
//        var_dump($res);die;
//--------------------------------------------------------------
        
        
        /**
         * To Select set of records from data buckets
         */
//  Using \DB:: facades  
//          
//      $query = 'SELECT * FROM system:indexes WHERE name="beer-sample-primary-index";';
//        $res = \DB::connection('couchbase')->table('laravel')->where('name', 'Sri Harsha')->get();
//        $doc = Json_encode($res, True);
//        var_dump($doc);die;
//        
//  
//              
/**
 * Using OOP concepts with inbuilt couchbase methods
 */
        
        
        echo  "<br>After Retrieve<br>";
        echo  "------------------<br>";         
        $Cluster = New CouchbaseCluster('http://127.0.0.1:8091');
        $bucket = $Cluster->OpenBucket('laravel');

        Try {
            $result = $bucket->get('test2');
        } Catch (Exception $e) {
            Echo "CouchbaseException:" . $e->getMessage() . " \n";
        }
        $doc = $result->value;
        echo $doc->_id . "<br>" . $doc->name . "<br>";


        /**
         * To Update records into data buckets
         */
        echo "<br> After Update<br>";
        echo  "------------------<br>";
        $doc->name = 'Stranger';
        $u_result = $bucket->replace('test2', $doc);

        $doc2 = $bucket->get('test2')->value;
        echo $doc2->_id . "<br>" . $doc2->name . "<br>";
        

        /**
         *   To Insert records to data buckets
         */
        echo "<br> After Create.New Record Details<br>";
        echo  "----------------------------------------<br>";
        $data = [
            '_id' => 'test3_insert',
            'name' => 'Sri Harsha 3 insert'
            ];
        $bucket->Insert('test3', $data);
        $doc3= $bucket->get('test3')->value;
        echo $doc3->_id . "<br>" . $doc3->name . "<br>";
        
        /**
         * To Delete records from data buckets
         */     
        echo  "<br>After Delete<br>";
        echo  "------------------<br>";  
        $bucket->Remove('test1');  
        echo "<br>test1 has been deleted.";

        
//
    }

}

srturaka@srturaka-pc:~/Desktop/work/dev.laravel5.2.com/public_html$ php artisan route:list

                                                                                                                                               
  [ErrorException]                                                                                                                             
  include(/home/srturaka/Desktop/work/dev.laravel5.2.com/public_html/app/Http/Controllers/Readme_couchbasenotes.php): failed to open stream:   
  No such file or directory