Fatal error: Uncaught Error: Class 'phpDocumentor\GraphViz\Exception' not found in /var/www/html/autocar/vendor/phpdocumentor/graphviz/src/phpDocumentor/GraphViz/AttributeNotFound.php:18 Stack trace: #0 {main} thrown in /var/www/html/autocar/vendor/phpdocumentor/graphviz/src/phpDocumentor/GraphViz/AttributeNotFound.php on line 18