Command Line Installation Errors

WARNING: The following packages cannot be authenticated!
libaio1 libreadline5 libnet-daemon-perl libplrpc-perl libdbi-perl
libdbd-mysql-perl libopts25 libc-ares2 libstdc++6-4.6-dev g+±4.6 g++ htop
wwwconfig-common javascript-common libalgorithm-diff-perl
libalgorithm-diff-xs-perl libalgorithm-merge-perl libcrypto++9
libcrypto+±dev libhtml-template-perl libv8-3.7.12.22 node-node-uuid
python-medusa redis-server screen libc-ares-dev libev4 libev-dev libv8-dev
nodejs node-abbrev node-inherits node-block-stream node-rimraf node-mkdirp
node-graceful-fs node-fstream node-ini node-lru-cache node-minimatch
node-nopt node-request node-semver node-tar node-which nodejs-dev npm
python-meld3 supervisor
E: There are problems and -y was used without --force-yes

Hi,
When did you get this error? Which distro?