Yii2框架打包成Phar包出错的经历

<code>/** * Sets the root directory of the module. * This method can only be invoked at the beginning of the constructor. * @param string $path the root directory of the module. This can be either a directory name or a path alias. * @throws InvalidParamException if the directory does not exist. */public function setBasePath($path){    $path = Yii::getAlias($path);    $p = $path;//realpath();    if ($p !== false && is_dir($p)) {        $this->_basePath = $p;    } else {        throw new InvalidParamException("The directory does not exist: $path");    }}</code>