--- virt-manager-1.0.1/virtinst/guest.py.orig	2014-04-02 14:12:01.000000000 -0600
+++ virt-manager-1.0.1/virtinst/guest.py	2014-04-02 14:14:08.000000000 -0600
@@ -626,10 +626,13 @@ class Guest(XMLBuilder):
             # Keep cdrom around, but with no media attached,
             # But only if we are a distro that doesn't have a multi
             # stage install (aka not Windows)
+            # libxl will throw an exception with the XML that gets generated
+            # for a cdrom device that has no actual media attached
             return (d.is_cdrom() and
                     d.transient and
                     not install and
-                    not self.get_continue_inst())
+                    not self.get_continue_inst() and
+                    self.type != "xen")
 
         def do_skip_disk(d):
             # Skip transient labeled non-media disks