Solve: PHP Fatal error: Uncaught Error: Class XMLWriter. ▷ List of libs which containing the class XMLWriter

PhpOffice\PhpSpreadsheet\Shared\XMLWriter

This class belongs to the vendor Anticopyright-code and the package Laravel-admin

This class belongs to the vendor B2bcat and the package Sitemap

This class belongs to the vendor Borjalive and the package Phpword

This class belongs to the vendor Intacct and the package Intacct-sdk-php

This class belongs to the vendor Piksera and the package Core

This class belongs to the vendor Egnd and the package Bxsrc

This class belongs to the vendor Konceiver and the package Cereal

This class belongs to the vendor Test_3 and the package Demo6

This class belongs to the vendor Hannanyusop and the package Phpspreadsheet

This class belongs to the vendor Monashee and the package Phpword