TikTok help creator

Fatal error: Uncaught TypeError: array_walk_recursive(): Argument #1 ($array) must be of type array, null given in /www/wwwroot/downpure.com/wp-content/themes/ultranews/inc/posts.php:116 Stack trace: #0 /www/wwwroot/downpure.com/wp-content/themes/ultranews/inc/posts.php(116): array_walk_recursive() #1 /www/wwwroot/downpure.com/wp-content/themes/ultranews/inc/widgets.php(129): a4h_get_current_terms() #2 /www/wwwroot/downpure.com/wp-content/themes/ultranews/inc/widgets.php(160): a4h_widget_handle_posts_terms() #3 /www/wwwroot/downpure.com/wp-includes/class-wp-hook.php(326): a4h_widgets_title_vars() #4 /www/wwwroot/downpure.com/wp-includes/plugin.php(205): WP_Hook->apply_filters() #5 /www/wwwroot/downpure.com/wp-content/themes/ultranews/inc/widgets/widget-posts.php(16): apply_filters() #6 /www/wwwroot/downpure.com/wp-includes/class-wp-widget.php(394): a4h_widget_posts->widget() #7 /www/wwwroot/downpure.com/wp-includes/widgets.php(845): WP_Widget->display_callback() #8 /www/wwwroot/downpure.com/wp-content/themes/ultranews/inc/widgets.php(309): dynamic_sidebar() #9 /www/wwwroot/downpure.com/wp-content/themes/ultranews/singular.php(7): a4h_widgets_sidebar() #10 /www/wwwroot/downpure.com/wp-includes/template-loader.php(106): include('...') #11 /www/wwwroot/downpure.com/wp-blog-header.php(19): require_once('...') #12 /www/wwwroot/downpure.com/index.php(17): require('...') #13 {main} thrown in /www/wwwroot/downpure.com/wp-content/themes/ultranews/inc/posts.php on line 116