001+ Fatal error: Uncaught Error: Call to undefined function imagepng() in %s/imagecolorallocatealpha_basic.php:12
002+ Stack trace:
001- string(32) "b856a0b1a15efe0f79551ebbb5651fe8"
002- int(842163455)
003+ #0 {main}
004+ thrown in %s/imagecolorallocatealpha_basic.php on line 12