Traceback (most recent call last):
  File "/usr/bin/apt-listchanges", line 28, in 
    import apt_pkg
ImportError: /usr/lib/python2.5/site-packages/apt_pkg.so: failed to map segment from shared object: Cannot allocate memory
debconf: Perl may be unconfigured (Can't load '/usr/lib/perl/5.10/auto/POSIX/POSIX.so' for module POSIX: /usr/lib/perl/5.10/auto/POSIX/POSIX.so: failed to map segment from shared object: Cannot allocate memory at /usr/lib/perl/5.10/XSLoader.pm line 64.
 at /usr/lib/perl/5.10/POSIX.pm line 35
Compilation failed in require at /usr/share/perl5/Debconf/Template.pm line 7.
BEGIN failed--compilation aborted at /usr/share/perl5/Debconf/Template.pm line 7.
Compilation failed in require at /usr/share/perl5/Debconf/Question.pm line 8.
BEGIN failed--compilation aborted at /usr/share/perl5/Debconf/Question.pm line 8.
Compilation failed in require at /usr/share/perl5/Debconf/Config.pm line 7.
BEGIN failed--compilation aborted at /usr/share/perl5/Debconf/Config.pm line 7.
Compilation failed in require at /usr/share/perl5/Debconf/Log.pm line 10.
Compilation failed in require at (eval 1) line 4.
BEGIN failed--compilation aborted at (eval 1) line 4.
) -- aborting
dpkg: unrecoverable fatal error, aborting:
 syntax error: unknown user `root' in statoverride file
E: Sub-process /usr/bin/dpkg returned an error code (2)