loadPdf requires imagick extension.
<br />
<b>Fatal error</b>:  Uncaught Exception: loadPdf requires imagick extension. in /home/itrave/m.etravel.cm/resto/vendor/mike42/escpos-php/src/Mike42/Escpos/ImagickEscposImage.php:217
Stack trace:
#0 /home/itrave/m.etravel.cm/resto/vendor/mike42/escpos-php/example/print-from-pdf.php(44): Mike42\Escpos\ImagickEscposImage::loadPdf('resources/docum...', 260)
#1 {main}
  thrown in <b>/home/itrave/m.etravel.cm/resto/vendor/mike42/escpos-php/src/Mike42/Escpos/ImagickEscposImage.php</b> on line <b>217</b><br />