i try to "apt-get upgrade" and get this error since a week or two. and since i don't understand perl enough i can't realy trace back. is it a problem of perl perl5005, debconf, dpkg? what to do?
> apt-get upgrade > Reading Package Lists... Done > Building Dependency Tree... Done > The following packages have been kept back > debiandoc-sgml gnuplot guile1.3 libopenldap1 netstd ssh-askpass-ptk > 205 packages upgraded, 0 newly installed, 0 to remove and 6 not upgraded. > 1 packages not fully installed or removed. > Need to get 0B/82.7MB of archives. After unpacking 3555kB will be used. > Do you want to continue? [Y/n] > > stty: standard input: Invalid argument > stty: standard input: Invalid argument > 100% [Scanning packages] > Configuring packages ... > Use of uninitialized value at > /usr/lib/perl5/Debian/DebConf/FrontEnd/Dialog.pm line 177, chunk 2. > Use of uninitialized value at > /usr/lib/perl5/Debian/DebConf/FrontEnd/Dialog.pm line 103, chunk 2. > This shouldn't happen at /usr/lib/perl5/5.005/Text/Wrap.pm line 45, chunk 2. > E: Sub-process dpkg-preconfig --apt returned an error code (255) > E: Failure running script dpkg-preconfig --apt > gerhard