Warning: imagepng(./canvassample.png): Failed to open stream: Permission denied in /inet/php/Image/Canvas/GD/PNG.php on line 88

Warning: fopen(./canvassample.svg): Failed to open stream: Permission denied in /inet/php/Image/Canvas/SVG.php on line 927

Fatal error: Uncaught TypeError: fwrite(): Argument #1 ($stream) must be of type resource, bool given in /inet/php/Image/Canvas/SVG.php:928 Stack trace: #0 /inet/php/Image/Canvas/SVG.php(928): fwrite() #1 /inet/php/Image/Graph.php(836): Image_Canvas_SVG->save() #2 /inet/php/Image/Graph.php(758): Image_Graph->_done() #3 /inet/default/www/image_graph-samples/driver_png_svg.php(71): Image_Graph->done() #4 {main} thrown in /inet/php/Image/Canvas/SVG.php on line 928