Warning: Undefined variable $feature_pages in /usr/share/nginx/luaweb/app/functions/meta_tags.php on line 87

Fatal error: Uncaught TypeError: in_array(): Argument #2 ($haystack) must be of type array, null given in /usr/share/nginx/luaweb/app/functions/meta_tags.php:87 Stack trace: #0 /usr/share/nginx/luaweb/app/functions/meta_tags.php(87): in_array() #1 /usr/share/nginx/luaweb/app/functions/meta_tags.php(129): lua_get_meta_tags() #2 /usr/share/nginx/luaweb/resources/views/layouts/head.php(131): render_meta_tags() #3 /usr/share/nginx/luaweb/resources/views/layouts/main.php(24): require_once('...') #4 /usr/share/nginx/luaweb/public/index.php(155): require_once('...') #5 {main} thrown in /usr/share/nginx/luaweb/app/functions/meta_tags.php on line 87