Not compatible with lastest Woocommer Update

[devbleras]

Error log:
[STDERR] PHP Fatal error: Uncaught Error: Call to a member function has_status() on bool in public_html/wp-content/plugins/cecabank-woocommerce-master/wc_gateway_cecabank.php:739
Stack trace:
#0 /public_html/wp-includes/class-wp-hook.php(307): WC_Gateway_Cecabank->check_notification()
#1 /public_html/wp-includes/class-wp-hook.php(331): WP_Hook->apply_filters()
#2 /public_html/wp-includes/plugin.php(474): WP_Hook->do_action()
#3 /public_html/wp-content/plugins/woocommerce/includes/class-wc-api.php(161): do_action()
#4 /public_html/wp-includes/class-wp-hook.php(307): WC_API->handle_api_requests()
#5 public_html/wp-includes/class-wp-hook.php(331): WP_Hook->apply_filters()
#6 /public_html/wp-includes/plugin.php(522): WP_Hook->do_action()
#7 /public_html/wp-includes/class-wp.php(396): do_action_ref_array()
#8 /public_html/wp-includes/class-wp.php(758): WP->pars in /public_html/wp-content/plugins/cecabank-woocommerce-master/wc_gateway_cecabank.php on line 739

[devbleras]

Can be fixed including if on get order.
` function check_notification() {
global $woocommerce;

      if ( ! $order = wc_get_order( $_POST['Num_operacion'] ) ) {
return;

}
`