install curl rmagic gnomeicu-common libxml-stream-perl liblablgl-ocaml 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') 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 E: unable to resolve dependencies, because of: ocaml-nox 3.11.2-2 depends on 'libc6 (>= 2.7)' -> no solutions libncurses5 5.7+20100313-5 depends on 'libc6 (>= 2.3.4)' -> installed libc6 2.3.6.ds1-13etch10+b1 ocaml-nox 3.11.2-2 depends on 'libncurses5 (>= 5.7+20100313)' -> installed libncurses5 5.7+20100313-5 liblablgl-ocaml-dev 1.04-5+b1 depends on 'ocaml-nox-3.11.2' -> installed ocaml-nox 3.11.2-2 liblablgl-ocaml-dev 1.01-4 depends on 'liblablgl-ocaml (= 1.01-4)' -> installed liblablgl-ocaml-dev 1.04-5+b1 liblablgl-ocaml-dev 1.04-5+b1 depends on 'ocaml-nox-3.11.2' -> installed ocaml-nox 3.11.2-2 liblablgl-ocaml-dev 1.01-4 depends on 'liblablgl-ocaml (= 1.01-4)' -> installed liblablgl-ocaml-dev 1.04-5+b1 E: error performing the command 'install'