Fatal error: Uncaught TypeError: array_unique(): Argument #1 ($array) must be of type array, null given in /var/www/lyonmetro.fr/public_html/station.php:28 Stack trace: #0 /var/www/lyonmetro.fr/public_html/station.php(28): array_unique() #1 {main} thrown in /var/www/lyonmetro.fr/public_html/station.php on line 28