Fatal error: Uncaught Error: Class 'Abstract_Renderer' not found in /srv/users/jonathanstark/apps/jscarchive/public/labs/dompdf/include/block_renderer.cls.php:48 Stack trace: #0 {main} thrown in /srv/users/jonathanstark/apps/jscarchive/public/labs/dompdf/include/block_renderer.cls.php on line 48