Fatal error: Uncaught TypeError: extract(): Argument #1 ($array) must be of type array, null given in /var/www/html/prod/vendor/kartik-v/yii2-tree-manager/src/views/_form.php:62 Stack trace: #0 /var/www/html/prod/vendor/kartik-v/yii2-tree-manager/src/views/_form.php(62): extract() #1 {main} thrown in /var/www/html/prod/vendor/kartik-v/yii2-tree-manager/src/views/_form.php on line 62