Fatal error: Uncaught Error: Class "PhpOffice\PhpWord\Style\AbstractStyle" not found in D:\Apache24\www\silian\back-end\vendor\phpoffice\phpword\src\PhpWord\Style\Shading.php:26 Stack trace: #0 {main} thrown in D:\Apache24\www\silian\back-end\vendor\phpoffice\phpword\src\PhpWord\Style\Shading.php on line 26