install libcrypt-gpg-perl gtoaster cl-ptester libapache-mod-python2.3 opensc Building the package cache... W: the release 'http://snapshot.debian.org/archive/debian/20110120T150156Z squeeze' has expired (expiry time 'Thu, 27 Jan 2011 14:17:50 UTC') W: the release 'http://snapshot.debian.org/archive/debian/20110120T150156Z sid' has expired (expiry time 'Thu, 27 Jan 2011 14:18:19 UTC') Initializing package resolver and worker... E: invalid version string '0.78_02-1' W: error while parsing a version for the package 'perl-modules' Scheduling requested actions... Resolving possible unmet dependencies... W: version string 'M17-1': first upstream character 'M' is not a digit W: version string 'M17-1': first upstream character 'M' is not a digit W: some solutions were dropped, you may want to increase the value of the 'cupt::resolver::max-solution-count' option