Uncaught Error: Call to undefined function as_schedule_single_action

hi CodeWooGeek,

I got this information from error_log.

[28-May-2021 02:05:58 UTC] PHP Fatal error:  Uncaught Error: Call to undefined function as_schedule_single_action() in XX/public_html/wp-content/plugins/back-in-stock-notifier-for-woocommerce/includes/class-core.php:151
Stack trace:
#0 xx/public_html/wp-content/plugins/back-in-stock-notifier-for-woocommerce/includes/class-core.php(47): CWG_Instock_Core->background_process_core(Array, true, 4559)
#1 XX/public_html/wp-includes/class-wp-hook.php(286): CWG_Instock_Core->trigger_instock_status(4559, 'instock', Object(WC_Product_Variation))
#2 XX/public_html/wp-includes/class-wp-hook.php(310): WP_Hook->apply_filters('', Array)
#3 XX/public_html/wp-includes/plugin.php(465): WP_Hook->do_action(Array)
#4 XX/public_html/wp-content/plugins/back-in-stock-notifier-for-woocommerce/includes/class-core.php(35): do_action('cwginstock_trig...', 4559, 'instock', Object(WC_Product_Variation))
#5 XX/public_html/wp-includes/class-wp-hook.php(286): CWG_Instock_Core->action_based_on_stock_statu in xx/public_html/wp-content/plugins/back-in-stock-notifier-for-woocommerce/includes/class-core.php on line 151
[28-May-2021 14:11:28 UTC] PHP Fatal error:  Uncaught Error: Call to undefined function as_next_scheduled_action() in XX/public_html/wp-content/plugins/migrate-wp-cron-to-action-scheduler/includes/Helpers/HelperFunctions.php:89

cronjob not working, is this mean I need to install some plugin to make this works.

I don’t found any as_schedule_single_action function in my original woocommerce files.

Thanks
cory

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