PHP8

Ist das Plugin PHP8 Kompatibel? Ich habe Fehler im Debuglog.

[30-Oct-2021 10:52:32 UTC] PHP Fatal error:  Uncaught TypeError: method_exists(): Argument #1 ($object_or_class) must be of type object|string, null given in /var/www/vhosts/example.com/httpdocs/wp-content/plugins/bs-payone-woocommerce/src/Payone/Plugin.php:227
Stack trace:
#0 /var/www/vhosts/example.com/httpdocs/wp-content/plugins/bs-payone-woocommerce/src/Payone/Plugin.php(227): method_exists()
#1 /var/www/vhosts/example.com/httpdocs/wp-includes/class-wp-hook.php(305): Payone\Plugin->order_status_changed()
#2 /var/www/vhosts/example.com/httpdocs/wp-includes/class-wp-hook.php(327): WP_Hook->apply_filters()
#3 /var/www/vhosts/example.com/httpdocs/wp-includes/plugin.php(470): WP_Hook->do_action()
#4 /var/www/vhosts/example.com/httpdocs/wp-content/plugins/woocommerce/includes/class-wc-order.php(374): do_action()
#5 /var/www/vhosts/example.com/httpdocs/wp-content/plugins/woocommerce/includes/class-wc-order.php(222): WC_Order->status_transition()
#6 /var/www/vhosts/example.com/httpdocs/wp-content/plugins/woocommerce/includes/admin/meta-boxes/class-wc-meta-box-order-data.php(635): WC_Order->save()
#7 /var/www/vhosts/example.com/httpdocs/wp-includes/class-wp-hook.php(305): WC_Meta_Box_Order_Data::save()
#8 /var/www/vhosts/example.com/httpdocs/wp-includes/class-wp-hook.php(327): WP_Hook->apply_filters()
#9 /var/www/vhosts/example.com/httpdocs/wp-includes/plugin.php(470): WP_Hook->do_action()
#10 /var/www/vhosts/example.com/httpdocs/wp-content/plugins/woocommerce/includes/admin/class-wc-admin-meta-boxes.php(222): do_action()
#11 /var/www/vhosts/example.com/httpdocs/wp-includes/class-wp-hook.php(305): WC_Admin_Meta_Boxes->save_meta_boxes()
#12 /var/www/vhosts/example.com/httpdocs/wp-includes/class-wp-hook.php(327): WP_Hook->apply_filters()
#13 /var/www/vhosts/example.com/httpdocs/wp-includes/plugin.php(470): WP_Hook->do_action()
#14 /var/www/vhosts/example.com/httpdocs/wp-includes/post.php(4468): do_action()
#15 /var/www/vhosts/example.com/httpdocs/wp-includes/post.php(4570): wp_insert_post()
#16 /var/www/vhosts/example.com/httpdocs/wp-admin/includes/post.php(423): wp_update_post()
#17 /var/www/vhosts/example.com/httpdocs/wp-admin/post.php(227): edit_post()
#18 {main}
  thrown in /var/www/vhosts/example.com/httpdocs/wp-content/plugins/bs-payone-woocommerce/src/Payone/Plugin.php on line 227