i want to install development version of tor following instructions on https://www.torproject.org/docs/debian.html.en#development on my ubuntu 14.04 but whenever i run command
sudo apt-get update
some errors occurs:
Err http://deb.torproject.org jessie/main Sources
404 Not Found [IP: 10.10.34.36 80]
Err http://deb.torproject.org jessie/main amd64 Packages
404 Not Found [IP: 10.10.34.36 80]
Err http://deb.torproject.org jessie/main i386 Packages
404 Not Found [IP: 10.10.34.36 80]
Ign http://deb.torproject.org jessie/main Translation-en_US
Ign http://deb.torproject.org jessie/main Translation-en
Fetched 435 kB in 5s (77.3 kB/s)
W: Failed to fetch bzip2:/var/lib/apt/lists/partial/ir.archive.ubuntu.com_ubuntu_dists_trusty-updates_main_i18n_Translation-en Hash Sum mismatch
W: Failed to fetch bzip2:/var/lib/apt/lists/partial/ir.archive.ubuntu.com_ubuntu_dists_trusty-backports_main_i18n_Translation-en Hash Sum mismatch
W: Failed to fetch bzip2:/var/lib/apt/lists/partial/ir.archive.ubuntu.com_ubuntu_dists_trusty-backports_universe_i18n_Translation-en Hash Sum mismatch
W: Failed to fetch http://deb.torproject.org/torproject.org/dists/jessie/main/source/Sources 404 Not Found [IP: 10.10.34.36 80]
W: Failed to fetch http://deb.torproject.org/torproject.org/dists/jessie/main/binary-amd64/Packages 404 Not Found [IP: 10.10.34.36 80]
W: Failed to fetch http://deb.torproject.org/torproject.org/dists/jessie/main/binary-i386/Packages 404 Not Found [IP: 10.10.34.36 80]
E: Some index files failed to download. They have been ignored, or old ones used instead.
after that i run this command
sudo apt-get install tor deb.torproject.org-keyring
an error occurs:
Reading package lists... Done
Building dependency tree
Reading state information... Done
E: Unable to locate package deb.torproject.org-keyring
E: Couldn't find any package by regex 'deb.torproject.org-keyring'
how can i fix it?
apt-get update
didn't help?