install libdc1394-11 pdfjam libunit++-doc nqxml numerix-doc W: attempt to set wrong option 'APT::Get::Simulate' W: attempt to set wrong option 'Aptitude::CmdLine::Show-Versions' Building the package cache... [done] Initializing package resolver and worker... E: failed to parse versioned info in relation 'libmagick5 (>= 4:5.5.1-1 )' W: error while parsing new version entry for package 'libmagick6' E: failed to parse versioned info in relation 'libtextwrap1 (>> 0.01-0) ' W: error while parsing new version entry for package 'libtextwrap1' E: failed to parse versioned info in relation 'libattribute-handlers-perl (<< 0.78_02-1)' W: error while parsing new version entry for package 'perl-modules' E: failed to parse versioned info in relation 'rdesktop (<= 1.3.1-1 )' W: error while parsing new version entry for package 'krdc' E: failed to parse versioned info in relation 'rdesktop (<= 1.3.1-1 )' W: error while parsing new version entry for package 'krdc' E: failed to parse versioned info in relation 'libmagick5 (>= 4:5.5.1-1 )' W: error while parsing new version entry for package 'libmagick9' W: no valid versions available, discarding the package [done] Scheduling requested actions... [done] Resolving possible unmet dependencies... The following 8 packages will be INSTALLED: libdc1394-11 [1.0.0-4] libruby [1.8.2-1] libruby1.8 [1.8.2-7sarge6] libunit++-doc [1.2.3-5] nqxml [1.1.3p1-2] numerix-doc [0.22-4] pdfjam [1.20-2] tetex-extra [2.0.2c-8] WARNING! The untrusted versions of the following packages will be used: libdc1394-11 libruby1.8 nqxml tetex-extra Need to get 12.5MiB/12.5MiB of archives. After unpacking 45.7MiB will be used. Dangerous actions selected. Type 'Yes, do as I say!' if you want to continue, 'q' to exit, anything else to discard this solution: