adjusted the advanced app to use the new yii composer extension installer.

apps/advanced/backend/config/main.php

@@ -15,6 +15,7 @@ return [
 	'preload' => ['log'],
 	'controllerNamespace' => 'backend\controllers',
 	'modules' => [],
+	'extensions' => require(__DIR__ . '/../../vendor/yii-extensions.php'),
 	'components' => [
 		'request' => [
 			'enableCsrfValidation' => true,

apps/advanced/console/config/main.php

@@ -15,6 +15,7 @@ return [
 	'controllerNamespace' => 'console\controllers',
 	'modules' => [
 	],
+	'extensions' => require(__DIR__ . '/../../vendor/yii-extensions.php'),
 	'components' => [
 		'db' => $params['components.db'],
 		'cache' => $params['components.cache'],

apps/advanced/environments/dev/frontend/web/index.php

@@ -4,7 +4,6 @@ defined('YII_ENV') or define('YII_ENV', 'dev');
 
 require(__DIR__ . '/../../vendor/autoload.php');
 require(__DIR__ . '/../../vendor/yiisoft/yii2/yii/Yii.php');
-Yii::importNamespaces(require(__DIR__ . '/../../vendor/composer/autoload_namespaces.php'));
 
 $config = yii\helpers\ArrayHelper::merge(
 	require(__DIR__ . '/../config/main.php'),

apps/advanced/environments/dev/yii

@@ -16,7 +16,6 @@ defined('STDIN') or define('STDIN', fopen('php://stdin', 'r'));
 
 require(__DIR__ . '/vendor/autoload.php');
 require(__DIR__ . '/vendor/yiisoft/yii2/yii/Yii.php');
-Yii::importNamespaces(require(__DIR__ . '/vendor/composer/autoload_namespaces.php'));
 
 $config = yii\helpers\ArrayHelper::merge(
 	require(__DIR__ . '/console/config/main.php'),

apps/advanced/environments/prod/frontend/web/index.php

@@ -4,7 +4,6 @@ defined('YII_ENV') or define('YII_ENV', 'prod');
 
 require(__DIR__ . '/../../vendor/autoload.php');
 require(__DIR__ . '/../../vendor/yiisoft/yii2/yii/Yii.php');
-Yii::importNamespaces(require(__DIR__ . '/../../vendor/composer/autoload_namespaces.php'));
 
 $config = yii\helpers\ArrayHelper::merge(
 	require(__DIR__ . '/../config/main.php'),

apps/advanced/environments/prod/yii

@@ -16,7 +16,6 @@ defined('STDIN') or define('STDIN', fopen('php://stdin', 'r'));
 
 require(__DIR__ . '/vendor/autoload.php');
 require(__DIR__ . '/vendor/yiisoft/yii2/yii/Yii.php');
-Yii::importNamespaces(require(__DIR__ . '/vendor/composer/autoload_namespaces.php'));
 
 $config = yii\helpers\ArrayHelper::merge(
 	require(__DIR__ . '/console/config/main.php'),

apps/advanced/frontend/config/main.php

@@ -16,6 +16,7 @@ return [
 	'modules' => [
 		'gii' => 'yii\gii\Module'
 	],
+	'extensions' => require(__DIR__ . '/../../vendor/yii-extensions.php'),
 	'components' => [
 		'request' => [
 			'enableCsrfValidation' => true,