[UPM PDF Error] Please turn on "allow_url_fopen" on your server to allow insert images in PDF Document, more info here: http://stackoverflow.com/questions/3694240/add-allow-url-fopen-to-my-php-ini-using-htaccessFPDF error: [Error] http://xistra.org/wp-content/uploads/WhatsApp-Image-2017-05-20-at-20.51.12-150x150.jpeg Missing or Please turn on "allow_url_fopen" on your server to allow insert images in PDF Document, more info here: http://stackoverflow.com/questions/3694240/add-allow-url-fopen-to-my-php-ini-using-htaccess