Thread: ubuntu 1104.Can't install anything

i go install packages, or updates. , comes this..

installarchives() failed: setting tzdata (2011g-0ubuntu0.11.04) ...
use of uninitialized value $reply in scalar chomp @ /usr/share/perl5/debconf/frontend/passthrough.pm line 66.
use of uninitialized value $reply in concatenation (.) or string @ /usr/share/perl5/debconf/frontend/passthrough.pm line 67.
use of uninitialized value $reply in split @ /usr/share/perl5/debconf/frontend/passthrough.pm line 68.
use of uninitialized value $reply in scalar chomp @ /usr/share/perl5/debconf/frontend/passthrough.pm line 66.
use of uninitialized value $reply in concatenation (.) or string @ /usr/share/perl5/debconf/frontend/passthrough.pm line 67.
use of uninitialized value $reply in split @ /usr/share/perl5/debconf/frontend/passthrough.pm line 68.
use of uninitialized value $reply in scalar chomp @ /usr/share/perl5/debconf/frontend/passthrough.pm line 66.
use of uninitialized value $reply in concatenation (.) or string @ /usr/share/perl5/debconf/frontend/passthrough.pm line 67.
use of uninitialized value $reply in split @ /usr/share/perl5/debconf/frontend/passthrough.pm line 68.
use of uninitialized value $ret in string eq @ /usr/share/perl5/debconf/frontend/passthrough.pm line 109.
dpkg: error processing tzdata (--configure):
subprocess installed post-installation script returned error exit status 128
no apport report written because maxreports reached already
errors encountered while processing:
tzdata
setting tzdata (2011g-0ubuntu0.11.04) ...
use of uninitialized value $reply in scalar chomp @ /usr/share/perl5/debconf/frontend/passthrough.pm line 66.
use of uninitialized value $reply in concatenation (.) or string @ /usr/share/perl5/debconf/frontend/passthrough.pm line 67.
use of uninitialized value $reply in split @ /usr/share/perl5/debconf/frontend/passthrough.pm line 68.
use of uninitialized value $reply in scalar chomp @ /usr/share/perl5/debconf/frontend/passthrough.pm line 66.
use of uninitialized value $reply in concatenation (.) or string @ /usr/share/perl5/debconf/frontend/passthrough.pm line 67.
use of uninitialized value $reply in split @ /usr/share/perl5/debconf/frontend/passthrough.pm line 68.
use of uninitialized value $reply in scalar chomp @ /usr/share/perl5/debconf/frontend/passthrough.pm line 66.
use of uninitialized value $reply in concatenation (.) or string @ /usr/share/perl5/debconf/frontend/passthrough.pm line 67.
use of uninitialized value $reply in split @ /usr/share/perl5/debconf/frontend/passthrough.pm line 68.
use of uninitialized value $ret in string eq @ /usr/share/perl5/debconf/frontend/passthrough.pm line 109.
dpkg: error processing tzdata (--configure):
subprocess installed post-installation script returned error exit status 128

any solutions?

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