dpkg -P --force-remove-reinstreq xen-utils-3.0
dpkg - warning, overriding problem because --force enabled:
 Package is in a very bad inconsistent state - you should
 reinstall it before attempting a removal.
(Reading database ... 22021 files and directories currently installed.)
Removing xen-utils-3.0 ...
Stopping XEN: Traceback (most recent call last):
  File "/usr/sbin/xend", line 49, in ?
    from xen.xend.server import SrvDaemon
ImportError: No module named xen.xend.server
invoke-rc.d: initscript xend, action "stop" failed.
dpkg: error processing xen-utils-3.0 (--purge):
 subprocess pre-removal script returned error exit status 1
Errors were encountered while processing:
 xen-utils-3.0