Guys - I'm not able to install any applications using the AM - I'm getting the following error message when i try to run dpkg --configure -a

Any ideas??

Thx

Installing btaudit 0.1-1
/bin/sh: /usr/sbin/dpkg-preconfigure: not found
dpkg: parse error, in file `/var/lib/dpkg/available' near line 1050 package `gpe-calendar':
`Depends' field, missing package name, or garbage where package name expected
E: Sub-process /usr/bin/dpkg returned an error code (2)