Warning: require_once(PEAR.php): failed to open stream: No such file or directory in /home/www/ledscrip/public_html/lib/lib/html2pdf/HTML_ToPDF.php on line 20

Fatal error: require_once(): Failed opening required 'PEAR.php' (include_path='.:/usr/share/php:/usr/share/pear') in /home/www/ledscrip/public_html/lib/lib/html2pdf/HTML_ToPDF.php on line 20