Warning: require_once(jpgraph/jpgraph.php): Failed to open stream: No such file or directory in E:\xampp\htdocs\www\jpgraph\src\Examples\odoex08.php on line 16

Fatal error: Uncaught Error: Failed opening required 'jpgraph/jpgraph.php' (include_path='.;C:\php\pear') in E:\xampp\htdocs\www\jpgraph\src\Examples\odoex08.php:16 Stack trace: #0 {main} thrown in E:\xampp\htdocs\www\jpgraph\src\Examples\odoex08.php on line 16