Warning: Undefined array key "i" in /home/qxuvtkn/www/sign/mandat.php on line 3

Warning: Undefined array key "properties" in /home/qxuvtkn/www/sign/mandat.php on line 23

Fatal error: Uncaught TypeError: array_key_exists(): Argument #2 ($array) must be of type array, null given in /home/qxuvtkn/www/sign/mandat.php:23 Stack trace: #0 {main} thrown in /home/qxuvtkn/www/sign/mandat.php on line 23