So try to add the name to /etc/hosts file and also don't forget to add it to /etc/hostname file . Done. Get the weekly newsletter! If you wish to change it without rebooting the machine then follow the above steps and after that run:- "sudo hostname my-machine" to see if this has worked run "sudo hostname" Source
Check the link below more explanation about editing /etc/hosts: http://ubuntuhandbook.org/index.php/2014/04/change-hostname-ubuntu1404/IMAGE OF How your hosts file should look Hope this helps. This always happens after host-name changed.After change host-name by edit /etc/hostname, we also need to do a change in /etc/hosts file. There you will find a name in the second line. Although my command is executed fine, I still want to get rid of this? http://askubuntu.com/questions/59458/error-message-when-i-run-sudo-unable-to-resolve-host-none
sudo: unable to resolve host ... –Green Jul 12 at 20:06 add a comment| up vote -1 down vote This happens when you messes up with your hosts and hostname. Everytime when I do a sudo command, I get the following error sudo: unable to resolve host ip-10-0-xx-xx How can I rectify this error? export EDITOR=vim) as it creates an offline copy for editing and then cleanly overwrites after editing. –Jan Sep 26 '14 at 13:55 thanks a lot for this answer –kapil
I am doing a sudo apt-get update and I still get that error. Check /etc/resolv.conf to see if you have working name servers defined. Ubuntu Ubuntu Insights Planet Ubuntu Activity Page Please read before SSO login Advanced Search Forum The Ubuntu Forum Community Ubuntu Official Flavours Support New to Ubuntu [SOLVED] sudo: unable to resolve Sudo Unable To Resolve Host Windows Bash In what spot would the new Star Wars movie "Rogue One" go in the Machete Order?
Vikas Bhasin (vikasb) wrote on 2008-05-31: #10 Thanks a lot, me also experiencing the same issue, and get over it by making changies in the Host Tab. Sudo Unable To Resolve Host Debian cheers Launchpad Janitor (janitor) wrote on 2013-01-29: #19 Status changed to 'Confirmed' because the bug affects multiple users. easy fix is take out the domain changes, and check to make sure your loopback is configured to your machine name (the 127.0.1.1 entry in SYSTEM>ADMINISTRATION>NETWORK>(HOST TAB)). http://askubuntu.com/questions/357155/sudo-unable-to-resolve-host-ubuntu-server/407954 What is the determinant?
Log In to Answer Copyright © 2016 DigitalOcean™ Inc. Unable To Resolve Host Linux The error message you mention comes from the sudo command. What is the determinant? It should have something like: 127.0.0.1 localhost.localdomain localhost 127.0.1.1 my-machine If either of these files aren't correct (since you can't sudo), you may have to reboot the machine into recovery mode
How to make a shell read the whole script before executing it? http://crudlet.org/unable-to/sudo-unable-to-resolve-host-server.html That /etc/hosts has an entry for localhost. more stack exchange communities company blog Stack Exchange Inbox Reputation and Badges sign up log in tour help Tour Start here for a quick overview of the site Help Center Detailed after a restart, the value from the /etc/hostname file is used. –Yashvit May 5 '13 at 15:22 Thanks this helped.! –Rahul Jun 15 '15 at 16:44 1 Note: Sudo Unable To Resolve Host Connection Timed Out
If so, an entry in /etc/hosts should do it. –Jeff Schaller Apr 28 at 19:23 Yep, that was it; the original hostname was there next to the IP instead. No worries I myself had this problem and solved it. Down vote –Green Jul 12 at 19:59 add a comment| up vote -2 down vote Just change the the host name like your PC in system settings --> details. have a peek here Use sudoedit (or sudo -e).
Why is this 'Proof' by induction not valid? Windows 10 Bash Unable To Resolve Host What change in history would I have to make to stop Christmas from happening? Could you please attach your /etc/hosts file?
Not the answer you're looking for? the hostname is ubuntu-pc and hosts is ubuntu-pc must be same. –Muhammad Sholihin Apr 1 '13 at 8:17 add a comment| 19 Answers 19 active oldest votes up vote 501 down share|improve this answer answered Apr 13 '14 at 5:19 community wiki Radu Rădeanu add a comment| up vote 0 down vote First you have to edit the hostname in /etc/hostname file. /etc/hostname Permission Denied The Anti-Santa: Dealing with the Naughty List Do progress reports/logging information belong on stderr or stdout?
Referring to equations An idiom or phrase for when you're about to be ill Difference between \the, \showthe and \show commands? share|improve this answer edited 11 hours ago Thomas Ward♦ 28.2k1676126 answered Sep 1 '11 at 3:26 Jeremy Kerr 12.4k13154 19 The hostname will not change until you reboot. I'm guessing this is a dns problem? :-/ Issue? "bogo@(none):~$ sudo nano /etc/hosts sudo: unable to resolve host (none)" This is my copy of the hosts file... "127.0.0.1 localhost localhost 127.0.1.1 http://crudlet.org/unable-to/ubuntu-server-sudo-unable-to-resolve-host.html It turns out that you can't have an underscore in your hostname, which is why I was getting this error.
A for loop that appears to be practically infinite A published paper stole my unpublished results from a science fair How to respond to a ridiculous request from a senior colleague? So you can enter same hostname into the /etc/hostname and /etc/hosts. I have forgotten what the puzzle was In 4/4 time can I insert a half sized bar in the middle of the piece? "newfangled", "fandangle" and "fandango" Select records that intersect Subscribing...
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