Fixed installation process stopping

source/ubinstall-gtk-page-switch.c

@@ -436,10 +436,10 @@ void on_page_cancel_clicked(GtkWidget *, main_window *widgets){
     if (yon_confirmation_dialog_call(widgets->MainWindow,data)==GTK_RESPONSE_ACCEPT ){
         if (main_config.install_thread){
             gtk_widget_hide(gtk_widget_get_parent(widgets->InstallationProgress));
+            gtk_widget_hide(gtk_widget_get_parent(widgets->PackageInstallationProgress));
             pthread_cancel((pthread_t)main_config.install_thread);
         }
     }
-
 }
 
 void on_system_setup_pass(GtkWidget *, main_window *widgets){