Questions related to the sudo command that allows users to run programs with the privileges of a different user (normally the root user).

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4
votes
1answer
350 views

Why does hd-idle need sudo to run in rc.local?

I have added a command that runs "hd-idle". It seems to need to run as root as otherwise it does not spin down the drives as instructed. Behavior seems to be the same when executed manually or via ...
3
votes
1answer
2k views

What causes “pam_unix … conversation failed” in auth.log

There are thousands of entries in my auth.log like this: sudo: pam_unix(sudo:auth): conversation failed What causes these to occur? I'd like to fix whatever it is but I'm a bit mystified as to ...
3
votes
1answer
361 views

About the installation of Moses tool on ubuntu 11.04

we are working on project related to language translation with the help of moses tool...but we are not able to install moses...we face some installation problems. we make a directory on desktop named ...
2
votes
1answer
68 views

How to find out which programs are taking up alot of memory?

I've been getting messages that I have exceeded my quota limits. I am new to Linux and am not sure what to do. With windows, I could easily just go to Control panel, add/remove programs, and uninstall ...
2
votes
1answer
456 views

Permission denied error after SSH login

I am having Permission denied errors after logging with non root user (which has permissions to do "sudo -i" command). I get these errors: -bash: /bin/uname: Permission denied -bash: [: =: unary ...
2
votes
1answer
1k views

sudo: unknown uid xxxxx: who are you?

I was using ssh and trying to upgrade a system from Ubuntu 10.04 to 12.04. The connection had an issue so I had to login again to finish the upgrade. After running sudo dpkg --configure -a that was ...
2
votes
1answer
86 views

Aliased rm, how do I also alias sudo rm

I aliased rm to a echo use del or full path to rm to save myself from accidental rm (just lost my $HOME to it). But sudo rm still uses /bin/rm. How can I alias it to also print same message? PS: del ...
2
votes
1answer
87 views

Updater is not upgrading

I am using Ubuntu 12.10. I tried to upgrade it using the Software Updater, but it is not working even after pressing Upgrade button. Then I tried to upgrade through the terminal using the command sudo ...
2
votes
1answer
100 views

How to clean up aftermath from rookie ubuntu command

Here are the commands I regretfully run: sudo chgrp root /usr/bin sudo chgrp root /usr/local I had recently added a user to root group and because my user still did not have write permissions, I ...
2
votes
1answer
127 views

Why my gnome terminal is set to root by default?

When I try to open up a new terminal in Ubuntu to do some operations, it always defaults to an admin based terminal with [sudo] password for xxxxxxxx: $ I need a regular terminal. How do I do this? I ...
2
votes
1answer
794 views

Unable to open Update manager or Ubuntu tweak

I cannot open Update manager and Ubuntu Tweak when I open Ubuntu tweak I get this log user@laptop:~$ ubuntu-tweak Traceback (most recent call last): File "/usr/bin/ubuntu-tweak", line 124, in ...
0
votes
0answers
88 views

Can only commit changes to dconf as root

This is all over ssh. If I run gedit I get lots of dconf errors (gedit:35765): dconf-WARNING **: failed to commit changes to dconf: Could not connect: Connection refused If I run sudo gedit I get ...
0
votes
0answers
34 views

Install boto without password

I am new to Ubuntu. I have a virtual box on a Windows 7 computer. I went to this page. https://github.com/boto/boto I need to install boto. The commands are $ git clone ...
0
votes
0answers
28 views

Whitelist a program as admin

Everytime I run WICD (Network Manager) it requires my password for permission. I'm not against Ubuntu asking for passwords in general but everytime I log in is a little excessive. Is there a way to ...
0
votes
0answers
106 views

When running a shell script using sudo I am getting no tty present and no askpass program specified

I am trying to build a project using jenkins. The project is based on node. I wrote a shell script that has only npm install command. I am running the shell script from jenkins as sh ...
0
votes
0answers
226 views

My ubuntu is broken, error with gksu!

I keep getting this when is use gksu nautilus: shonn@shonn-Satellite-A505:~$ gksu nautilus Nautilus-Share-Message: Called "net usershare info" but it failed: 'net usershare' returned error 255: net ...
0
votes
0answers
29 views

Questions about checking for badblocks on a almost-definate bad HDD, I am new to Ubuntu

Heres the deal, I'm on an Asus x53sv-mh71, it's my friend's laptop. He dropped it about a month ago, and it stopped working about a week afterward. Wouldn't boot past the "starting windows" logo. I ...
0
votes
0answers
29 views

Get Access Problem as admin user

I want to access "sudoers" file and also access "su -" but I fail and get following error please check terminal output that I have tried. I am m-usman(admin) but not allow to edit or access ? :( ...
0
votes
0answers
86 views

Networks not working after 14.04 install

Installed 14.04 on a Dell Inspiron 1721 that is running Windows Vista Home parallel. The wired and wireless network works fine in Vista but in Ubuntu it doesn't detect any network connections. I am ...
0
votes
0answers
39 views

Generally-accepted way of giving a user rwx permissions to /etc

I need a non-root user (say, myuser) to be able to have unbridled, recursive rwx access to /etc and anything underneath it. Hence if I execute, say: mkdir /etc/fizz I shouldn't receive any ...
0
votes
0answers
16 views

Password restriction is not working

I have two administrator accounts "magesh" and "test". I don't want "test" user to change my password in the UI. I have restricted it in terminal by giving the following commands in /etc/sudoers ...
0
votes
0answers
46 views

Graphical pkexec require username and password

I am wondering if there is a way to have the graphical authentication part of pkexec ask for a username as well as a password instead of just a password. The computer I am trying to get set up is on ...
0
votes
0answers
72 views

Install glogg package with dpkg command and no root privileges

I'm trying to install a package called glogg without root privileges. I have successfully downloaded the .deb file (to $HOME/packages/glogg). But when I run dpkg -i --force-not-root ...
0
votes
0answers
37 views

GUI applications doesn't ask for sudo password

I have bought a VPS and installed Ubuntu 12.04 on it. However I needed a GUI, so I installed xubuntu-desktop packages and a vnc server. That part just works fine, I also created a user, and added it ...
0
votes
0answers
42 views

option `env_reset' does not take a value

This is a problem has bothered me for a long time. When I tried to set proxy for apt-get command, I found a manual in the net. It said that use visudo to edit sudoers file could set proxy for ...
0
votes
0answers
13 views

How to gain root access to UEC image?

When openstack creates an instance from a UEC image (using precise amd64), the SSH public key is successfully injected via cloud-init and I'm able to ssh into the instance via the ubuntu account, but ...
0
votes
0answers
60 views

Home folder gone, unable to launch GUI, unable to use root from command line

I have upgraded to 14.04 but on reboot I was unable to login to my account, it flashed some code for a second then returned to the login prompt. I can now login but it takes me to a completely blank ...
0
votes
0answers
37 views

User has Sudo access locally but not remotly

I've got a ubuntu desktop installed as a vm on win 2012 server. I've installed Likewise Active Directory to allow domain users to log into the machine with windows credentials. In my sudoers file I've ...
0
votes
0answers
90 views

Errors were encountered while processing

When trying to do sudo apt-get install I'm getting this at the end: Processing triggers for python-central ... Errors were encountered while processing: logmein-client:i386 E: Sub-process ...
0
votes
0answers
444 views

sudo not working after rsync - unable to open /etc/sudoers: Permission denied

Bought a new drive. Formatted to ext4, mounted the partition and ran sudo rsync -aAX --delete /* /mnt/ --exclude={/dev/*,/proc/*,/sys/*,/tmp/*,/run/*,/mnt/*,/media/*,/lost+found} This moved all my ...
0
votes
0answers
26 views

How to avoide log out and log in while editing the sudoers file

I have edited the sudoers file by following the link. So far so good. It say "Log out, and then back in", for sure to see the effects. Is there a way to see the effects with out doing this: "Log ...
0
votes
0answers
433 views

sudoers entry does not work

I recently updated my ubuntu to 14.04. I have an script which calls just sudo hidd --search, that I start to connect my bluetooth mouse. Now I made an entry to /etc/sudoers like this: markus ...
0
votes
0answers
39 views

USB needs superuser

So I recently plugged in an USB and I don't know why it needs superuser now. When I go to nemo in sudo, It listed my old USB as usb1 and my new USB as Ducky Momo (It's name is Ducky Momo and it's a ...
0
votes
0answers
175 views

Upgraded Server from 12.04 LTS to 14.04 LTS - lost sudoers

I am no longer able to control my server from the one user I have access to. When performing sudo commands, I am presented with the following error: USERNAMEHERE is not in the sudoers file. This ...
0
votes
0answers
167 views

Cannot change “Sudo Front Header” in Peer Guardian

I have been told this is not an issue with Peer Guardian. When setting up peer guardian I cannot change my "Sudo Front Header." I recieve no error messages but when trying to edit settings after ...
0
votes
0answers
37 views

directory locked

I have been trying to install virtualbox using this command: sudo apt-get install virtualbox.qt But I am getting this error: E: Unable to lock directory /var/cache/apt/archives/ I have been ...
0
votes
0answers
1k views

passwd : Authentication Token Manipulation Error

I couldn't use the command mount -rw -o remount / . This command asks for sudo password and then when i typed my password, it shows Your password has expired. It is almost a deadlock now. Somebody ...
0
votes
0answers
75 views

/etc/sudoers.d: Too many open files during npm install

When I ran npm install the first time, it suddenly slowed down my system to a crawl. Moving the cursor would take about 30 seconds to register on screen. Evenually NPM finished with a failure and ...
0
votes
0answers
74 views

faillog command doesn't work for all users

I set faillog to lock my users after 3 login attempt failures, but it works only for users belong to "sudo group" I searched the faillog(8) man page for ubuntu 13.04 in http://manpages.ubuntu.com , ...
0
votes
0answers
139 views

Problem installing GAZEBO on ubuntu 12.10 (broken package)

i was trying to install gazebo in my ubuntu 12.0, following the steps in "gazebosim.org/wiki/1.2/install" . However, after i input sudo apt-get install gazebo in terminal as step 4 suggested, it ...
0
votes
0answers
29 views

Trying to install Kdenlive--source directory?

I am a total linux illiterate, but I'm trying to get my head down and make things work. I have downloaded Kdenlive from web, want to install in root but get error message after typing sudo make ...
0
votes
0answers
29 views

how to repository?

I have been trying to setup a PXE server from terminal of another PXE server, at the very beginning I am trying to create repository, I keep on getting this error. sudo: /etc/sudoers is mode 0755, ...
0
votes
0answers
2k views

sudo: unable to change to sudoers gid: Operation not permitted

I installed Ubuntu server 12.04, then I installed ubuntu-desktop. After I installed the desktop interface. I was not able to login with to the administrator account. When I use su and put user/pwd it ...
0
votes
0answers
99 views

sudo: setresuid() [0, 0, 0] -> [117, -1, -1]: Operation not permitted

I am not able to login as super user. Here's the output of setresuid(): sudo: setresuid() [0, 0, 0] -> [117, -1, -1]: Operation not permitted
0
votes
0answers
117 views

Can't use sudo after changing the user password

I am currently running Ubuntu 12.04 and I recently changed my account password. Before the password change, I was able to run commands via sudo when necessary while using my old password with no ...
0
votes
0answers
22 views

Wrong Scrollbars - sudo and SSH

I prefer the overlay scrollbars to the default Gnome scrollbars. These work fine except in two cases: Using sudo, like sudo synaptic. Using SSH to open an X application on a remote server. Or in ...
0
votes
0answers
124 views

sudo not working due to incorrect permissions

I broke my ubuntu server by typing the command chmod -R 777. Im trying to get it back to normal. Problems: When I try to use sudo, I get the error: sudo: unable to open /etc/sudoers.d/README: ...
0
votes
0answers
28 views

sudo part of tutorial for bootable usb

I've been trying to create a boo-table usb stick with Ubuntu on my macbook pro. I got to the part of the tutorial where it said to use the following command: sudo dd if=./target.dmg of=/STORE\ N\ ...
0
votes
0answers
60 views

Using xcfe4 to run apps requiring sudo user

Total newb. I installed Ubuntu 13.10 desktop to use as a server to play with on my home network. Intended to use RDP from Windows and found Unity 3D made this impossible (blank screen) so I've ...
-1
votes
0answers
187 views

Error installing rails 3.2.14

I get the following error while installing Rails 3.2.14: With sudo apt-get install rails apt 0.8.16~exp12ubuntu10.16 for amd64 compiled on Nov 15 2013 15:33:57 Supported modules: *Ver: Standard .deb ...