apt-get install unetbootin --fix-missing
Reading package lists... Done
Building dependency tree
Reading state information... Done
The following package was automatically installed and is no longer required:
gnome-power-manager
Use 'apt-get autoremove' to remove it.
The following extra packages will be installed:
extlinux unetbootin-translations
The following NEW packages will be installed:
extlinux unetbootin unetbootin-translations
0 upgraded, 3 newly installed, 0 to remove and 6 not upgraded.
Need to get 585 kB of archives.
After this operation, 4 337 kB of additional disk space will be used.
Do you want to continue? [Y/n] Y
WARNING: The following packages cannot be authenticated!
extlinux unetbootin unetbootin-translations
Install these packages without verification? [y/N] y
Err
http://ua.archive.ubuntu.com/ubuntu/ utopic/universe extlinux amd64 3:6.03~pre18+dfsg-1ubuntu1
404 Not Found
Err
http://ua.archive.ubuntu.com/ubuntu/ utopic/universe unetbootin amd64 603-1
404 Not Found
Err
http://ua.archive.ubuntu.com/ubuntu/ utopic/universe unetbootin-translations all 603-1
404 Not Found
E: Failed to fetch
http://ua.archive.ubuntu.com/ubuntu/pool/universe/s/syslinux/extlinux_6.03~pre18+dfsg-1ubuntu1_amd64.deb 404 Not Found
E: Failed to fetch
http://ua.archive.ubuntu.com/ubuntu/pool/universe/u/unetbootin/unetbootin_603-1_amd64.deb 404 Not Found
E: Failed to fetch
http://ua.archive.ubuntu.com/ubuntu/pool/universe/u/unetbootin/unetbootin-translations_603-1_all.deb 404 Not Found
E: Internal Error, ordering was unable to handle the media swap