Comment 3 for bug 367378

I am also affected by this issue...

Here is my error notification: E: lirc: subprocess post-installation script returned error exit status 1

Here is the "detail" info from Synaptic:

Preconfiguring packages ...
Seleting previously deselected package setserial.
(Reading database ... 125598 files and directories currently installed.)
Unpacking setserial (from .../setserial_2.17-45_i386.deb) ...
Selecting previously deselected package lirc.
Unpacking lirc (from .../lirc_0.8.4a-0ubuntu5_i386.deb) ...
Processing triggers for man-db ...
Processing triggers for doc-base ...
Processing 1 added doc-base file(s)...
Registering documents with scrollkeeper...
Processing triggers for hal...
Regenerating hal fdi cache...
 *Restarting Hardware abstraction layer hald
 ...done.
Setting up setserial (2.17-45) ...
removing the old setserial entry in the rcn.d directories
Update complete.
Saving state of known serial devices... backing up /var/lib/setserial/autoserial.conf done.

Setting up lirc (0.8.4a-0ubuntu5) ...
 * Reloading kernel event manager ...
No /sbin/udevd found running; none killed.
    ....fail!
invoke-rc.d: initscript udev, action "reload" failed.
dpkg: error processing lirc (--configure)
 subproces post-installation script returned error exit status 1
Errors were encountered while processing:
 lirc