Warning: Illegal string offset 'Line chart' in /raid/var/www/pChart2.1.4/examples/index.php on line 62

Fatal error: Uncaught Error: Cannot use string offset as an array in /raid/var/www/pChart2.1.4/examples/index.php:62 Stack trace: #0 {main} thrown in /raid/var/www/pChart2.1.4/examples/index.php on line 62