diff --git a/XenAdmin/Wizards/PatchingWizard/PatchingWizard_SelectServers.cs b/XenAdmin/Wizards/PatchingWizard/PatchingWizard_SelectServers.cs
index f7d28b4f27..6fcb7e609c 100644
--- a/XenAdmin/Wizards/PatchingWizard/PatchingWizard_SelectServers.cs
+++ b/XenAdmin/Wizards/PatchingWizard/PatchingWizard_SelectServers.cs
@@ -416,6 +416,14 @@ protected override void PageLeaveCore(PageLoadedDirection direction, ref bool ca
                     return;
                 }
 
+                if (ApplyUpdatesToNewVersion && !Updates.CheckCanDownloadUpdates())
+                {
+                    cancel = true;
+                    using (var errDlg = new ClientIdDialog())
+                        errDlg.ShowDialog(ParentForm);
+                    return;
+                }
+
                 //Upload the patches to the masters if it is necessary
                 List<Host> masters = SelectedMasters;