Fatal error: Uncaught Error: Call to undefined function as_next_scheduled_action() in /home/oabserg/public_html/wp-content/plugins/woocommerce-delivery-notes/includes/class-woocommerce-delivery-notes.php:273 Stack trace: #0 /home/oabserg/public_html/wp-includes/class-wp-hook.php(324): WooCommerce_Delivery_Notes->wcdn_create_dir('') #1 /home/oabserg/public_html/wp-includes/class-wp-hook.php(348): WP_Hook->apply_filters(NULL, Array) #2 /home/oabserg/public_html/wp-includes/plugin.php(517): WP_Hook->do_action(Array) #3 /home/oabserg/public_html/wp-settings.php(704): do_action('init') #4 /home/oabserg/public_html/wp-config.php(93): require_once('/home/oabserg/p...') #5 /home/oabserg/public_html/wp-load.php(50): require_once('/home/oabserg/p...') #6 /home/oabserg/public_html/wp-blog-header.php(13): require_once('/home/oabserg/p...') #7 /home/oabserg/public_html/index.php(17): require('/home/oabserg/p...') #8 {main} thrown in /home/oabserg/public_html/wp-content/plugins/woocommerce-delivery-notes/includes/class-woocommerce-delivery-notes.php on line 273