diff --git a/addons/point_of_sale/static/src/js/Gui.js b/addons/point_of_sale/static/src/js/Gui.js
index a4317f09f76..6be8f41014a 100644
--- a/addons/point_of_sale/static/src/js/Gui.js
+++ b/addons/point_of_sale/static/src/js/Gui.js
@@ -36,6 +36,7 @@ odoo.define('point_of_sale.Gui', function (require) {
     const configureGui = ({ component }) => {
         config.component = component;
         config.availableMethods = new Set([
+            'showScreen',
             'showPopup',
             'showTempScreen',
             'playSound',
diff --git a/addons/pos_sale/static/src/js/SetSaleOrderButton.js b/addons/pos_sale/static/src/js/SetSaleOrderButton.js
index 3c7ad5792ef..2c7633a5599 100644
--- a/addons/pos_sale/static/src/js/SetSaleOrderButton.js
+++ b/addons/pos_sale/static/src/js/SetSaleOrderButton.js
@@ -6,6 +6,7 @@ odoo.define('pos_sale.SetSaleOrderButton', function(require) {
     const { useListener } = require("@web/core/utils/hooks");
     const Registries = require('point_of_sale.Registries');
     const { isConnectionError } = require('point_of_sale.utils');
+    const { Gui } = require('point_of_sale.Gui');
 
     class SetSaleOrderButton extends PosComponent {
         setup() {
@@ -18,13 +19,18 @@ odoo.define('pos_sale.SetSaleOrderButton', function(require) {
         async onClick() {
           try {
               // ping the server, if no error, show the screen
-              await this.rpc({
+              // Use rpc from services which resolves even when this
+              // component is destroyed (removed together with the popup).
+              await this.env.services.rpc({
                   model: 'sale.order',
                   method: 'browse',
                   args: [[]],
                   kwargs: { context: this.env.session.user_context },
               });
-              this.showScreen('SaleOrderManagementScreen');
+              // LegacyComponent doesn't work the same way as before.
+              // We need to use Gui here to show the screen. This will work
+              // because ui methods in Gui is bound to the root component.
+              Gui.showScreen('SaleOrderManagementScreen');
           } catch (error) {
               if (isConnectionError(error)) {
                   this.showPopup('ErrorPopup', {