Fatal error: Uncaught Error: Call to undefined function WPO\IPS\as_schedule_recurring_action() in /data01/virt35761/domeenid/www.ideejaemotsioon.ee/htdocs/wp-content/plugins/woocommerce-pdf-invoices-packing-slips/includes/Semaphore.php:365
Stack trace:
#0 /data01/virt35761/domeenid/www.ideejaemotsioon.ee/htdocs/wp-content/plugins/woocommerce-pdf-invoices-packing-slips/includes/Semaphore.php(376): WPO\IPS\Semaphore::schedule_semaphore_cleanup()
#1 /data01/virt35761/domeenid/www.ideejaemotsioon.ee/htdocs/wp-includes/class-wp-hook.php(324): WPO\IPS\Semaphore::init_cleanup('')
#2 /data01/virt35761/domeenid/www.ideejaemotsioon.ee/htdocs/wp-includes/class-wp-hook.php(348): WP_Hook->apply_filters(NULL, Array)
#3 /data01/virt35761/domeenid/www.ideejaemotsioon.ee/htdocs/wp-includes/plugin.php(517): WP_Hook->do_action(Array)
#4 /data01/virt35761/domeenid/www.ideejaemotsioon.ee/htdocs/wp-settings.php(704): do_action('init')
#5 /data01/virt35761/domeenid/www.ideejaemotsioon.ee/htdocs/wp-config.php(86): require_once('/data01/virt357.. in /data01/virt35761/domeenid/www.ideejaemotsioon.ee/htdocs/wp-content/plugins/woocommerce-pdf-invoices-packing-slips/includes/Semaphore.php on line 365