From 95c74714d7ce30ec67394da48bfa8e398e2f0533 Mon Sep 17 00:00:00 2001
From: donoban <donoban@riseup.net>
Date: Fri, 13 Nov 2020 23:35:14 +0100
Subject: [PATCH] Added try/except for change_network

---
 qubesmanager/qube_manager.py | 10 ++++++++--
 1 file changed, 8 insertions(+), 2 deletions(-)

diff --git a/qubesmanager/qube_manager.py b/qubesmanager/qube_manager.py
index 022ad2d..f0b0233 100644
--- a/qubesmanager/qube_manager.py
+++ b/qubesmanager/qube_manager.py
@@ -651,8 +651,14 @@ class VmManagerWindow(ui_qubemanager.Ui_VmManagerWindow, QMainWindow):
             info.vm.template = template
 
     def change_network(self, netvm):
-        for info in self.get_selected_vms():
-            info.vm.netvm = netvm
+        try:
+            for info in self.get_selected_vms():
+                info.vm.netvm = netvm
+        except exc.QubesValueError as ex:
+            QMessageBox.warning(
+                self,
+                self.tr("Change Network Error"),
+                self.tr((str(ex))))
 
     def __init__(self, qt_app, qubes_app, dispatcher, _parent=None):
         super().__init__()