Warning: Undefined variable $data in /customers/6/0/9/jeuxechecs.fr/httpd.www/jpgraph-4.4.1/graph1.php on line 41

Warning: Undefined variable $legend in /customers/6/0/9/jeuxechecs.fr/httpd.www/jpgraph-4.4.1/graph1.php on line 43

Fatal error: Uncaught TypeError: count(): Argument #1 ($value) must be of type Countable|array, null given in /customers/6/0/9/jeuxechecs.fr/httpd.www/jpgraph-4.4.1/src/jpgraph_pie3d.php:40
Stack trace:
#0 /customers/6/0/9/jeuxechecs.fr/httpd.www/jpgraph-4.4.1/graph1.php(43): PiePlot3D->SetLegends(NULL)
#1 {main}
  thrown in /customers/6/0/9/jeuxechecs.fr/httpd.www/jpgraph-4.4.1/src/jpgraph_pie3d.php on line 40