where to find this bug: "Use of uninitialized value at /usr/lib/perl5/Debian/DebConf/FrontEnd/Dialog.pm line 177, <GEN20> chunk 2."

[Gerhard Kroder <gerhard.kroder@data-sciences.de>]

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