Informing the core, that unsaved changes to the items should be saved before starting the updater.

mainwindow.cpp

@@ -162,7 +162,7 @@ void MainWindow::on_actionCheck_for_update_triggered() {
     const QMessageBox::StandardButton clickedButton = QMessageBox::question(
         this, tr("Update available."), text, QMessageBox::Yes | QMessageBox::No, QMessageBox::Yes);
     if (clickedButton == QMessageBox::Yes) {
-      m_core->triggerApplicationUpdate();
+      m_core->triggerApplicationUpdate(true);
       close();
     }
   }