点击debug以后出现报错 [ 2.0 版本 ]

PHP Fatal Error – yii\base\ErrorException
Class 'HTMLPurifier_Config' not found

    1. in D:\xampp\htdocs\advanced\vendor\yiisoft\yii2\helpers\BaseHtmlPurifier.php at line 47
    2. yii\base\ErrorHandler::handleFatalError()

$_GET = [
    'r' => 'debug/default/view',
    'panel' => 'profiling',
    'tag' => '563ababf52dda',
];

点击debug以后出现报错

1. in D:\xampp\htdocs\advanced\vendor\yiisoft\yii2\helpers\BaseHtmlPurifier.php at line 47
   38394041424344454647484950515253545556

     *     $config->getHTMLDefinition(true)
     *            ->addAttribute('img', 'data-type', 'Text');
     *   });
     * ~~~
     *
     * @return string the purified HTML content.
     */
    public static function process($content, $config = null)
    {
        $configInstance = \HTMLPurifier_Config::create($config instanceof \Closure ? null : $config);
        $configInstance->autoFinalize = false;
        $purifier=\HTMLPurifier::instance($configInstance);
        $purifier->config->set('Cache.SerializerPath', \Yii::$app->getRuntimePath());
 
        if ($config instanceof \Closure) {
            call_user_func($config, $configInstance);
        }
        static::configure($configInstance);
 

1. yii\base\ErrorHandler::handleFatalError()