I have attempted to use org-collector. Each time, including the example at
orgmode.org/worg/org-contrib/org-collector-example.html
all columns except ITEM evaluate to the default error. The ITEM column does evaluate as expected.

GNU Emacs 24.4.1 (i586-pc-linux-gnu, GTK+ Version 3.14.5)
of 2015-03-07 on binet, modified by Debian
 
Org: 8.3beta release_8.3beta-1030-g65bbb1

Charlie Millar