in whonix-workstatin konsol:-
[code]user@host:~$ sudo apt-get update
[sudo] password for user:
Hit http://deb.torproject.org wheezy Release.gpg
Hit http://ftp.us.debian.org wheezy Release.gpg
Hit http://deb.torproject.org wheezy Release
Hit http://ftp.us.debian.org wheezy Release
Hit http://deb.torproject.org wheezy/main i386 Packages
Hit http://ftp.us.debian.org wheezy/main i386 Packages
Hit http://ftp.us.debian.org wheezy/contrib i386 Packages
Hit http://ftp.us.debian.org wheezy/non-free i386 Packages
Hit http://ftp.us.debian.org wheezy/contrib Translation-en
Hit http://ftp.us.debian.org wheezy/main Translation-en
Hit http://ftp.us.debian.org wheezy/non-free Translation-en
Ign http://deb.torproject.org wheezy/main Translation-en_US
Ign http://deb.torproject.org wheezy/main Translation-en
Hit http://security.debian.org wheezy/updates Release.gpg
Hit http://security.debian.org wheezy/updates Release
Hit http://security.debian.org wheezy/updates/main i386 Packages
Hit http://security.debian.org wheezy/updates/contrib i386 Packages
Hit http://security.debian.org wheezy/updates/non-free i386 Packages
Hit http://security.debian.org wheezy/updates/contrib Translation-en
Hit http://security.debian.org wheezy/updates/main Translation-en
Hit http://security.debian.org wheezy/updates/non-free Translation-en
Ign http://mirror.whonix.de testers Release.gpg
Ign http://mirror.whonix.de testers Release
Err http://mirror.whonix.de testers/main i386 Packages
404 Not Found
Ign http://mirror.whonix.de testers/main Translation-en_US
Ign http://mirror.whonix.de testers/main Translation-en
W: Failed to fetch http://mirror.whonix.de/whonixdevelopermetafiles/internal/dists/testers/main/binary-i386/Packages 404 Not Found
E: Some index files failed to download. They have been ignored, or old ones used instead.
[/code]