Class 'Html' not founduse yii\helpers\Html;<li role="presentation" class="active">
            <?= Html::a(
                Html::tag('span', '', ['class' => 'gticon_palm2']) .
                Html::tag('strong', Yii::t('app', 'Текст')),
                '#tours', [
                    'aria-controls' => 'tours',
                    'role' => 'tab',
                    'data-toggle' => 'tab',
                    'title' => Yii::t('app', 'Текст'),
                    'class' => 'js-typing-update',
                    'data-typing-static' => Yii::t('app', 'Заголовок'),
                    'data-typing-dynamic' => Yii::t('app', 'текст')
                ]
            ) ?>
        </li><?= yii\helpers\Html::a( 
  
   
  
  <?php
defined('YII_DEBUG') or define('YII_DEBUG', true);
defined('YII_ENV') or define('YII_ENV', 'dev');
require(__DIR__ . '/../../vendor/autoload.php');
require(__DIR__ . '/../../vendor/yiisoft/yii2/Yii.php');
require(__DIR__ . '/../../common/config/bootstrap.php');
require(__DIR__ . '/../config/bootstrap.php');
$config = yii\helpers\ArrayHelper::merge(
    require(__DIR__ . '/../../common/config/main.php'),
    require(__DIR__ . '/../../common/config/main-local.php'),
    require(__DIR__ . '/../config/main.php'),
    require(__DIR__ . '/../config/main-local.php')
);
$application = new yii\web\Application($config);
$application->run();<?php
use yii\rbac\DbManager;
return [
    'vendorPath' => dirname(dirname(__DIR__)) . '/vendor',
    'language' => 'ru-RU',
    'components' => [
        'cache' => [
            'class' => \yii\mongodb\Cache::class,
        ],
        'urlManager' => [
            'enablePrettyUrl' => true,
            'showScriptName' => false,
        ],
        'userLog' => [
            'class' => \common\components\userLog\UserLog::class,
        ],
        'staticManager' => [
            'class' => '\common\components\staticManager\LocalStore',
            'localPath' => '@frontend/web/file-storage/',
        ],
        'formatter' => [
            'class' => \common\components\Formatter::class,
        ],
        'authManager' => [
            'class' => DbManager::class,
            'itemTable' => 'admin_auth_item',
            'itemChildTable' => 'admin_auth_item_child',
            'assignmentTable' => 'admin_auth_assignment',
            'ruleTable' => 'admin_auth_rule',
        ],
        'authClientCollection' => [
            'class' => 'yii\authclient\Collection',
            'clients' => [
                'facebook' => [
                    'class' => 'yii\authclient\clients\Facebook',
                    'clientId' => 'facebook_client_id',
                    'clientSecret' => 'facebook_client_secret',
                ],
                'google' => [
                    'class' => 'yii\authclient\clients\Google',
                    'clientId' => 'google_client_id',
                    'clientSecret' => 'google_client_secret',
                ],
            ],
        ],
        'user' => [
            'class' => \common\components\User::class,
        ],
        'currency' => [
            'class' => \common\components\Currency::class,
        ],
        'db' => [
            'enableSchemaCache' => true,
            'queryCacheDuration' => 60,
            'class' => 'yii\db\Connection',
            'schemaMap' => [
                'pgsql' => \common\db\Schema::class, // PostgreSQL
            ],
            'on afterOpen' => function ($event) {
                $event->sender->createCommand("SET datestyle = \"German, DMY\"")->execute();
                $event->sender->createCommand("SET TIMEZONE TO 'GMT';")->execute();
            },
        ],
        'languageDetector' => [
            'class' => 'common\components\LanguageDetector',
        ],
        'i18n' => [
            'translations' => [
                'app' => [
                    'class' => 'yii\i18n\PhpMessageSource',
                    'basePath' => '@common/messages',
                    'sourceLanguage' => 'ru-RU',
//                    'fileMap' => [
//                        'app' => 'app.php',
//                    ],
                ],
            ],
        ],
        'elasticsearch' => [
            'class' => \common\elasticsearch\ElasticsearchConnection::class,
            'index' => 'app_name',
            'nodes' => [
                ['http_address' => 'localhost:9200'],
            ],
        ],
        'mongodb' => [
            'class' => '\yii\mongodb\Connection',
            'dsn' => 'mongodb://localhost:27017/app_name',
        ],
    ],
    'aliases' => [
        '@bower' => '@vendor/bower-asset',
        '@npm'   => '@vendor/npm-asset',
    ],
    'bootstrap' => [
        'languageDetector', 'log'
    ],
];<?php
return [
    'components' => [
        'db' => [
            'class' => 'yii\db\Connection',
            'dsn' => 'pgsql:host=localhost;dbname=app_name;port=5432',
            'username' => 'postgres',
            'password' => '12345',
            'charset' => 'utf8',
        ],
        'mailer' => [
            'class' => 'yii\swiftmailer\Mailer',
            'viewPath' => '@common/mail',
            // send all mails to a file by default. You have to set
            // 'useFileTransport' to false and configure a transport
            // for the mailer to send real emails.
            'useFileTransport' => true,
        ],
        'staticManager' => [
            'publicDomain' => 'http://app_name.loc',
        ],
    ],
];<?php
$params = array_merge(
    require(__DIR__ . '/../../common/config/params.php'),
    require(__DIR__ . '/../../common/config/params-local.php'),
    require(__DIR__ . '/params.php'),
    require(__DIR__ . '/params-local.php')
);
return [
    'id' => 'app-frontend',
    'basePath' => dirname(__DIR__),
    'bootstrap' => ['log'],
    'controllerNamespace' => 'frontend\controllers',
    'components' => [
        'seoModule' => \common\components\SEO\SeoModule::class,
        'user' => [
            'identityClass' => 'common\models\User',
            'enableAutoLogin' => true,
        ],
        'log' => [
            'traceLevel' => YII_DEBUG ? 3 : 0,
            'targets' => [
                [
                    'class' => 'yii\log\FileTarget',
                    'levels' => ['error', 'warning'],
                ],
            ],
        ],
        'errorHandler' => [
            'errorAction' => 'site/error',
        ],
        'urlManager' => [
            'rules' => [
                '<controller:\w+>/<action:[\w._-]+>' => '<controller>/<action>',
                'translation/<lang:\w+>/messages.js' => 'translation/messages',
                ['class' => '\frontend\urlRules\PageRule', 'pattern' => '<action:\w+>', 'route' => 'page/view'],
            ],
        ],
        'response' => [
            'formatters' => [
                \yii\web\Response::FORMAT_JSON => [
                    'class' => 'yii\web\JsonResponseFormatter',
                    'prettyPrint' => YII_DEBUG, // use "pretty" output in debug mode
                    // ...
                ],
            ],
        ],
        'assetManager' => [
            'forceCopy' => true,
            'linkAssets' => false,
            'converter' => '\common\components\AssetConverter',
            'bundles' => [
                'yii\bootstrap\BootstrapAsset'=> false,
//                'yii\bootstrap\BootstrapAsset' => [
//                    'basePath' => '@common/assets/resources',
//                    'sourcePath' => '@common/assets/resources',
//                    'css' => [],
//                    'depends' => [
//                        'common\assets\CommonStylesAsset'
//                    ]
//                ],
//                'yii\bootstrap\BootstrapPluginAsset' => [
//                    'basePath' => '@common/assets/resources',
//                    'sourcePath' => '@common/assets/resources',
//                    'js' => ['js/bootstrap.min.js']
//                ]
            ],
        ],
    ],
    'params' => $params,
    'modules' => [
        'hotel-search' => [
            'class' => 'frontend\modules\hotelSearch\Module',
        ]
    ]
];<?php
$config = [
    'components' => [
        'request' => [
            // !!! insert a secret key in the following (if it is empty) - this is required by cookie validation
            'cookieValidationKey' => 'XcnyDY1S8ccnOOITjHn-GcIU9f4bRbv4',
        ],
    ],
];
if (!YII_ENV_TEST) {
    // configuration adjustments for 'dev' environment
    $config['bootstrap'][] = 'debug';
    $config['modules']['debug'] =[
        'class' => 'yii\debug\Module',
        'panels' => [
            \yii\mongodb\debug\MongoDbPanel::class,
        ],
        'allowedIPs' => ['127.0.0.1', '::1', '192.168.*'],
    ];
    $config['bootstrap'][] = 'gii';
    $config['modules']['gii'] = [
        'class' => 'yii\gii\Module',
        'generators' => [
            'crud' => ['class' => 'common\gii\crud\Generator'],
        ],
        'allowedIPs' => ['127.0.0.1', '::1', '192.168.*'],
    ];
}
return $config;PHP Fatal Error – yii\base\ErrorException
Class 'Html' not found 
  
   
  
  Куча проектов laravel, symfony, RoR, Wordpress всякие работают, а именно на Yii2 - нет
short_open_tag = Onshort_open_tag = Off 
             
            