For questions related to users, user accounts, user permissions or guest accounts.

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0
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0answers
29 views

No passwd entry for hadoop

I have install Hadoop 2.7.2 in /usr/local directory. When I run hadoop version it gives the output correctly as hadoop 2.7.2 Subversion https://git-wip-us.apache.org/repos/asf/hadoop.git -r ...
1
vote
1answer
33 views

CUPS what command do we use to get information about the user?

I'd like to know if there's a command that let you get information about the user of the printer like how much pages he had printed ...etc ?
1
vote
2answers
86 views

Sudo is not asking for password on Ubuntu 16.04

Ever since I update to 16.04 I notice whenever I use any sudo command the terminal does not ask me the password before executing the command,The command is directly executed.I am the admin and I have ...
0
votes
0answers
8 views

How can I re-enable LDAP authentication?

I was attempting to create a new account for a user on a machine via LDAP. He could authenticate via terminal with his LDAP account, but not into the display manager (lightdm). After unsuccessfully ...
1
vote
0answers
29 views

How to stop logging user login history?

I have noticed a History button in System Settings > User Accounts on my newly installed Ubuntu 15.10 system. It brings up a log of recent login sessions for the selected user. How can I disable ...
0
votes
0answers
18 views

How to log in to an account which is hidden from the lightdm login screen? [duplicate]

I followed the accepted answer of How do I hide a particular user from the login screen? (the one about modifying /var/lib/AccountsService/users/USERNAME) to hide the user guest-config from my lightdm ...
-4
votes
1answer
71 views

permission denied target 'xyz' is not a directory [on hold]

Please help with this question : Create a new user called hos with password 123. In the home directory of this user, create a file called xyz, containing a list of all files and directories from /etc ...
1
vote
1answer
29 views

Add a user with an already existing home directory

I recently reinstalled Ubuntu. Since I had a separate partition for /home, I was able to keep my old files. Now I need to add another user, let's say named "bob." The /home/bob directory already ...
31
votes
7answers
71k views

Home directory not being created

I am trying to understand system administration on Ubuntu. So, as an example, I create a dummy user using sudo useradd -d /home/linda linda and passwd to create the password. I check that an entry ...
0
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0answers
18 views

Increment Space to users /home

I need add or increment Space to users /home but I don't now How can i do this? For example I have userA with space 1G and userB with 1G. Now I need increment space userA to 4G How can do this?
1
vote
2answers
33 views

how to run an application from a different user than the user that installed the application

I have 2 user accounts, user_1 and user_2. I installed intellij under user_1 before creating the user_2 account. After I created user_2 and logged in as user_2, I cannot see the intellij application ...
0
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0answers
17 views

Avoid duplicates in active users

Currently I use gnome-shell and ubuntu 16.04. Everytime (even after reboot) I have at least 5 active users at same time. Here my command line output. Total count: users | wc -w 5 Users list: ...
32
votes
1answer
74k views

How to display all user and groups by command

I want to display 1. All users and 2. All groups in my pc by using command-line. users and groups displays users currently logged and groups a user is in respectively. How to display List of all ...
21
votes
3answers
19k views

Logging out other users from the command line

Sometimes when there are too many users logged in it can cause my computer to become very slow and laggy due to low amount of available RAM. I would like to be able to quickly log out the other users ...
0
votes
1answer
36 views

Why won't Ubuntu let me create a user account named “games”?

I downloaded the source for "nethack", and it suggests I create a user and group named "games". But when I click on (gear symbol) -> System settings -> User accounts from the menu bar, Ubuntu will ...
0
votes
0answers
15 views

Can't modify settings, can't change the background, all the icons docked on the launchpad disappear

I am suffering from a weird problem. I can't change my background or power settings, and every icon I dock onto the Launcher disappears after reboot. The launcher resets to the original after every ...
0
votes
3answers
865 views

Problems in installing bugzilla on ubuntu 15.04

I'm trying to install Bugzilla. I have Phpmyadmin installed in my system so I can't follow the instructions on the Bugzilla site that tells me to remove the /var/www/html folder because I have ...
0
votes
0answers
14 views

How to recover administrator permission and media access for normal user?

I have a dell pc with ubuntu 14.04 lts version for my work. On a spring day, my system administrator removed my system's administrator permissions and removed my media access. He used the following ...
17
votes
1answer
913 views

Get email notification for using 'sudo' by a specific user

I have a server set-up and I let somebody that I trust with a little bit of sudo access have it. However, I also want an email anytime that they use sudo. I know that I can use Defaults ...
2
votes
0answers
255 views

How can I distribute mandatory settings (system and LibreOffice settings)?

The last PCI settings: Users may not change their screen saver timeout, it has to be set to 5 minutes. And locked so that no configuration can be made by the user. Users must always unlock their ...
0
votes
1answer
27 views

Adding users and giving special permissions

I have tried different things with chmod and adduser commands but it will take too much time for me to do this. Here is what I try to do: Lets say I will add 3 users to my system. Each user can read ...
3
votes
3answers
4k views

Command to list all users with their UID?

How can I list all users along with their UIDs? I want to do this from the terminal.
13
votes
1answer
35k views

How to change user GID and UID in Ubuntu 13.04?

I need some help changing user GID and UID in Ubuntu 13.04 in order to map an NFS mount, it is my understanding that these need to be the same on local machine as well as LDAP side. Thank you.
6
votes
2answers
38k views

Granting a sftp user access to a /var/www directory

I've created a user and made his home directory /var/www/mysite/ftpdir I've also added a Match user entry for this user in sshd_config with a ChrootDirectory that points to /var/www/mysite I've ...
3
votes
2answers
26 views

How to transfer all my files to another user, including permissions

I have to create another user and transfer all my files to "him". The problem on Linux is that the new user will not be able to access them/edit them. Is there a fast command to transfer all files AND ...
2
votes
3answers
5k views

Problem with Winbind/Samba

I've been having an issue on my network that has completely vexed me. I have three workstations running Ubuntu 13.04, one Windows 7 workstation, and three servers on Ubuntu Server 12.04. One of the ...
1
vote
0answers
29 views

How do I mark a group in polkit as administrator?

I am using authentication via smb and want all users of the admins group as local administrators. For this I created the /etc/polkit-1/localauthority.conf.d/60-local.conf file as described in ...
0
votes
1answer
60 views

Software package fails installing because of permissions

I'm busy installing WS02 on Ubuntu 16.04 LTS Server edition, right now I am facing some problems regarding permissions I guess below is my terminal log. I checked the directory with $JAVA_HOME and ...
2
votes
4answers
342 views

How to find which users are currently logged in?

uptime shows among others 4 users, should I be worried? According to man uptime uptime gives a one line display of the following information. The current time, how long the system has been ...
0
votes
0answers
33 views

How to reduce Bandwidth using squid delay pools in a LAN

I have a LAN with user PCs that managed by linux squid proxy server. IP ranges : User1 category : 192.168.1.2-192.168.1.12 User2 catogory : 192.168.1.13-192.168.1.23 User3 catogory ; 192.168.1.24-...
0
votes
0answers
15 views

VNC connect to background user

Is it somehow possible to allow local VNC connection to background user to other people while I'm myself working as the main user?
8
votes
1answer
331 views

How to add new Users to Ubuntu tablet BQ M10?

I have just unboxed my all-new BQ Aquaris M10 Ubuntu Edition and started it for the first time. The device comes with Ubuntu 15.04 pre-installed. While playing around, I was unable to find any setting ...
0
votes
3answers
32 views

Do files/directories belong to a user AND a group?

I'm trying to understand how file permissions work in Ubuntu. However, I can't understand the difference between user and group permissions. In here it says: Owner permissions − The owner's ...
6
votes
4answers
7k views

What is each logged in user doing?

To expand on this question: users command lists 5 of the same users...what are they doing? How can I track down what each user is doing or what service/app/request spawned another login of that user? ...
4
votes
2answers
704 views
0
votes
2answers
55 views

How to display the group-memberships for every user of the system?

I need a command that displays the system’s users and groups from /etc/passwd and /etc/group. For each user I want to display the username, UID and all groups the user is a member of. I tried cat /...
0
votes
1answer
40 views

Find out which program requested authentication

I get password prompts like the one below every now and then. Usually they say: Authentication is required to change your own user data But I have not requested to do so. This often happens ...
0
votes
0answers
46 views

Ubuntu Live User Password

We've all seen the question before; "What is the password to the live user on Ubuntu?" This is always coupled with the same, correct, answer; "There is none." But how does that work? If I were to ...
1
vote
1answer
264 views

How do I create default folders for new users?

What I want to do is this : When I create a new user in Ubuntu, I want him to have a copy of a folder, let's call him "abc", in his own home directory. Is there any way to automate this or do I have ...
1
vote
0answers
31 views

Member of group cannot cd into directory

I have a folder testfolder with owner tuser1 and group testgroup. ls -l shows this: drwxr-x--- 24 tuser1 testgroup 4096 Apr 17 13:33 testfolder tuser2 also belongs to testgroup. getent group ...
33
votes
5answers
12k views

How to NOT become a root user? Are administrators root?

I installed Ubuntu on my PC. To log in, I use the username and password I created during installation. Does this mean I am a root user? If yes, then how do I become non-root? It looks like non-root ...
3
votes
3answers
4k views

Can't Clone a User Profile?

I have a user profile all setup with all settings the way I want them. I want to copy the entire configured profile to a new user account. This is what I'm doing (user is already added to system): ...
13
votes
2answers
27k views

Renaming user name

I made a mistake in the username at the time of installation. So I changed the name of the user after logging in by creating a guest account with SUDO rights. But when I checked the list of users ...
14
votes
5answers
12k views

I deleted the “/etc/passwd” file and cannot log in

I was trying to change my username and also my home directory (/home/username) and my system started to crash. I deleted the passwd file but I had a backup named passwd_bkp. I tried to rename this ...
0
votes
0answers
17 views

Problem with an user

I was trying to follow a video tutorial to install ldap in Ubuntu with a client and a server. The tutorial's girl said about create an user in a new file, "usuario.ldif". This is what I wrote: dn: ...
0
votes
1answer
17 views

Recovering user data after misinformed username change

I wished to change my username. To acheive this, I made the unfortunate choice to simply edit "/etc/passwd", replacing the respective username. Now I cannot log in anymore as that user. I assume this ...
1
vote
0answers
50 views

Firefox 45.0.1 doesn't play videos when run as a different user on ubuntu 15.10

If something similar has already been posted somewhere: sorry about that; I am noobish... I have a newly installed Ubuntu 15.10 and I'm trying to run firefox as a different user (lets call this user ...
0
votes
1answer
34 views

PAM configuration error can cause “The system is running in low-graphics mode” error

I want to add this information to the question 'How to fix “The system is running in low-graphics mode” error?', but I'm newly registered and don't have the reputation to comment on that question. ...
23
votes
8answers
70k views

How can I find out my user name?

How do I know my username? I've installed Ubuntu, but I don't know my username, only my password. I can't access my laptop and it can't be opened.
3
votes
2answers
955 views

Root Script Execution at Non-Root User LogIn/LogOut

A script that requires root privileges needs to be executed when a non-root privileged user signs in/out. How do I handle this?