mPDF error: IMAGE Error (https://zxing.org/w/chart?cht=qr&chs=350x350&chld=L&choe=UTF-8&chl=https://www.newenglandautomall.com/?post_type=cars_for_sale&p=1861707&choe=UTF-8): Error parsing image file - image type not recognised, and not supported by GD imagecreate