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

pdflib\datatypes\Nil

This class belongs to the vendor 10usb and the package Pdf-lib

This class belongs to the vendor Stuartwakefield and the package Platter

This class belongs to the vendor Xiyusullos and the package Nullable

This class belongs to the vendor Fpoirotte and the package Xrl

This class belongs to the vendor Thxyh99 and the package Composer_advance

This class belongs to the vendor Hoa and the package Test

This class belongs to the vendor Mnavarrocarter and the package Msl

This class belongs to the vendor Phunkie and the package Phunkie

This class belongs to the vendor Sabatier and the package Foundation

This class belongs to the vendor Varhall and the package Restino