Reset updatevm to None before removing VMs, otherwise removing updatevm will fail.
@@ -121,6 +121,7 @@ enabled = 1
self.repo_proc.terminate()
self.loop.run_until_complete(self.repo_proc.wait())
del self.repo_proc
+ self.app.updatevm = None
super(TC_00_Dom0UpgradeMixin, self).tearDown()
subprocess.call(['rpm', '-e', self.pkg_name],