Lỗi không print được hóa đơn trong magento

Fatal error: Declaration of Zend_Pdf_FileParserDataSource_File::__construct() must be compatible with Zend_Pdf_FileParserDataSource::__construct() in /var/www/vhosts/website/httpdocs/includes/src/Zend_Pdf_FileParserDataSource_File.php on line 41

Tìm :
 function lib/Zend/Pdf/FileParserDataSource.php.
change

abstract public function __construct();

to

abstract public function __construct($filePath);