Laravel 5.1: Call to undefined function Mpdf\\Mpdf()

vendredi 9 août 2019

I am trying to download a pdf from blade view usign mPDF with laravel, but when I run the code, I get

 "message": "Call to undefined function Mpdf\\Mpdf()",
 "exception": "Symfony\\Component\\Debug\\Exception\\FatalThrowableError",

Does anyone know how to solve this.

I already have mpdf required in my composer

  "mpdf/mpdf": "^8.0", ...

Laravel 5.1