Comment 2 for bug 620360

Thanks for your report.

The error from term.log:
Setting up update-manager (1:0.134.10) ...
Traceback (most recent call last):
  File "/usr/sbin/gconf-schemas", line 117, in <module>
    trim(os.path.join(defaults_dest,"%gconf-tree.xml"), get_valid_languages())
  File "/usr/sbin/gconf-schemas", line 25, in trim
    infile = open(filename)
IOError: [Errno 2] No such file or directory: '/var/lib/gconf/defaults/%gconf-tree.xml'
dpkg: error processing update-manager (--configure):
 subprocess installed post-installation script returned error exit status 1

affecting to gconf2