Repo Upgrade problem

Hi,

On one server the upgrade from 1.8.2 to 1.9.4-9 looks fine.

On another 1.8.2 server I got:

Quote:

Selecting previously deselected package monit.
(Reading database ... 184840 files and directories currently installed.)
Unpacking monit (from .../monit_1%3a5.0.3-3_i386.deb) ...
Selecting previously deselected package python-virtualenv.
Unpacking python-virtualenv (from .../python-virtualenv_1.4.5-1ubuntu1_all.deb) ...
Preparing to replace airtime 1.8.2-6 (using .../airtime_1.9.4-9_i386.deb) ...
Removing old Liquidsoap binary...
Unpacking replacement airtime ...
dpkg: warning: unable to delete old directory '/var/lib/airtime/install': Directory not empty
Processing triggers for ureadahead ...
ureadahead will be reprofiled on next reboot
Processing triggers for man-db ...
Setting up monit (1:5.0.3-3) ...
Starting daemon monitor: monit won't be started/stopped
unless it it's configured
please configure monit and then edit /etc/default/monit
and set the "startup" variable to 1 in order to allow
monit to start

Setting up python-virtualenv (1.4.5-1ubuntu1) ...

Setting up airtime (1.9.4-9) ...
Installing new version of config file /etc/airtime/apache.vhost.tpl ...
Installing new version of config file /etc/airtime/apache.conf ...
Site airtime-vhost disabled.
Run '/etc/init.d/apache2 reload' to activate new configuration!
Installing phing...
Channel "pear.phing.info" is already initialized
phing/phing is already installed and is the same as the released version 2.4.2
install failed
Setting up apache2...
Enabling site airtime-vhost.
Run '/etc/init.d/apache2 reload' to activate new configuration!
Module rewrite already enabled
Site default already disabled
Configuring php5...
Setting monit configuration...
Stopping daemon monitor: monit.
Starting daemon monitor: monit.
Setting local time zone...
www-data www-data 750 /srv/airtime
dpkg-statoverrides: warning: An override for '/srv/airtime' already exists, but --force specified so will be ignored.


******************************** Install Begin *********************************

*** Creating Virtualenv for Airtime ***
Running virtualenv with interpreter /usr/bin/python2.6
New python executable in /usr/lib/airtime/airtime_virtualenv/bin/python2.6
Also creating executable in /usr/lib/airtime/airtime_virtualenv/bin/python
Installing distribute.................................................. ............................................................ ............................................................ ........done.
Complete output from command /usr/lib/airtime/airtime_virtu...on2.6 /usr/lib/airtime/airtime_virtu...stall /usr/lib/pymodules/python2.6/v...ar.gz:
error: Not a URL, existing file, or requirement spec: '/usr/lib/pymodules/python2.6/virtualenv_support/pip-0.6.3.t ar.gz'
----------------------------------------
dpkg: error processing airtime (--configure):
subprocess installed post-installation script returned error exit status 1
Processing triggers for python-support ...
Errors were encountered while processing:
airtime
E: Sub-process /usr/bin/dpkg returned an error code (1)

Both had been installed with the 1.8.2 package originally and have all the Ubunutu Lucid updates.

Jeremy