From 7b2ac4b2795bb7e363d3ccf11d0735f4ed49e626 Mon Sep 17 00:00:00 2001
From: Marek Marczykowski <marmarek@mimuw.edu.pl>
Date: Sat, 4 Jun 2011 02:46:12 +0200
Subject: [PATCH] dom0: catch error when no VM found by libxc (assume not
 running)

---
 dom0/qvm-core/qubes.py | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/dom0/qvm-core/qubes.py b/dom0/qvm-core/qubes.py
index d289f9d6..aaf3c696 100755
--- a/dom0/qvm-core/qubes.py
+++ b/dom0/qvm-core/qubes.py
@@ -391,7 +391,11 @@ class QubesVm(object):
         start_xid = self.xid
         if start_xid < 0:
             start_xid = 0
-        domains = xc.domain_getinfo(start_xid, qubes_max_xid-start_xid)
+        try:
+            domains = xc.domain_getinfo(start_xid, qubes_max_xid-start_xid)
+        except xen.lowlevel.xc.Error:
+            return None
+
         for dominfo in domains:
             domname = xl_ctx.domid_to_name(dominfo['domid'])
             if domname == self.name: