install libnet0-dev bnfc libgnome-ruby1.6 libstonith-dev pentanet-dev 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 E: unable to resolve dependencies, because of: heartbeat-dev 2.1.3-6lenny4 conflicts with 'libstonith-dev' -> no solutions libstonith-dev 2.1.3-6lenny4 depends on 'heartbeat-dev (>= 2.1.3-6lenny4)' -> installed heartbeat-dev 2.1.3-6lenny4 bnfc 2.2-3.1 depends on 'libc6 (>= 2.7-1)' -> no solutions libpango1.0-0 1.14.8-5+etch1 depends on 'libc6 (>= 2.3.6-6)' -> installed libc6 2.3.6.ds1-13etch10+b1 libglib2.0-0 2.12.4-2+etch1 conflicts with 'libpango1.0-0 (<< 1.11)' -> installed libpango1.0-0 1.14.8-5+etch1 cluster-agents 1:1.0.3-3.1 depends on 'libglib2.0-0 (>= 2.12.0)' -> installed libglib2.0-0 2.12.4-2+etch1 heartbeat 1:3.0.3-2 depends on 'cluster-agents' -> installed cluster-agents 1:1.0.3-3.1 heartbeat-dev 1:3.0.3-2 depends on 'heartbeat (= 1:3.0.3-2)' -> installed heartbeat 1:3.0.3-2 libstonith-dev 2.1.3-6lenny4 depends on 'heartbeat-dev (>= 2.1.3-6lenny4)' -> installed heartbeat-dev 1:3.0.3-2 E: error performing the command 'install'