Questions tagged [users]

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

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What is the different between an Normal and Admin account?

What is the different between an Normal user account and the Admin account in Ubuntu? You must always enter your password if you want do something. Can you give a Normal account "limitations" to do ...
Korkel's user avatar
  • 1,158
3 votes
2 answers
5k views

Create a user for sharing purposes only

I want to create simple user, who don't have any authority to use the system by logging in, but can access the resources shared on the network from a domain. I am under an impression that samba user ...
Starx's user avatar
  • 5,263
3 votes
1 answer
1k views

What is the normal reason for changing user ID?

A little discussions alike this what is a fame of Askubuntu hints me to ask for community opinion due to this is a "multipolar" theme and adequate answer written normal English at the normal user ...
swift's user avatar
  • 3,281
3 votes
2 answers
17k views

'root' user does not exist?

When I run the su command, the terminal returns: user 'su' does not exist How do I add the root user? Can anyone answer this? I tried sudo adduser su, but after this, I get the same problem.
Ward Segers's user avatar
3 votes
2 answers
215 views

Help me win this war!

History: The map: I have a dual-booted laptop, Windows 7 alongside Ubuntu 14.04. For Ubuntu, I have a separate partition, which stores my data. The enemy: sudo chown -R hadoopuser /, which literally ...
gsamaras's user avatar
  • 605
3 votes
0 answers
19k views

Change user name [duplicate]

Possible Duplicate: How do I change my username? Recently i've added new accounts in my PC, and for one of those need to change name: I've try to change it by "graphical procedure" from "...
Giorgio's user avatar
  • 2,171
3 votes
1 answer
444 views

How to remove the ugly blue log in?

Due to following some guy's answer, now when I tried to log into the ubuntu, I was given an ugly blue login window: I thought I can get rid of it by setting automatic login and found some hints on it,...
user280121's user avatar
3 votes
2 answers
7k views

Home directory on external drive

I have two (K)Ubuntu-computers in two different homes. I want them to share the user directory, however. The optimum would be to have a local user profile on my hard drive and one on my external ...
gorex's user avatar
  • 31
3 votes
3 answers
30k views

How to recover a deleted /etc/passwd file? [duplicate]

I deleted the /etc/passwd file and cannot login now. I don't know the root password and tried lots of passwords, but none of them worked. How can I fix this?
Eren's user avatar
  • 41
3 votes
2 answers
5k views

Immediately after login, my 12.04 LTS desktop asks for my password for "Authentication is required to change user data"

I have two Ubuntu 12.04 systems, one a desktop, and the other running as a NIS/NFS server (a desktop with lightdm disabled). When I login, I get the dialog (not error) "Authentication is required to ...
Sonny's user avatar
  • 235
2 votes
1 answer
10k views

Creating a new top level Admin User for Ubuntu on WSL

Swapping standard Ubuntu for win-10 w/ "WSL Ubuntu" For 5 years I booted to Ubuntu Distros with a GUI desktop, however; this year, my professor has forced me to add Windows to my machine. In ...
JΛYDΞV's user avatar
  • 211
2 votes
1 answer
544 views

Is there a way to autostart a user session without logging in?

I am administering a hybrid server/workstation using Ubuntu 12.04. There are several users that have access to the PC, and it is also working as a simplified fileserver using samba. This fileserver is ...
nicocarbone's user avatar
2 votes
1 answer
1k views

how should `id` and `/etc/group` be read?

This is a follow-up question to Why is a user not a member of their private group (UPG)? although the first question isn't really necessary to understand this one. The command id seems pretty clear......
DJCrashdummy's user avatar
  • 1,911
2 votes
2 answers
9k views

Why are my user accounts missing from login screen after upgrade to 14.04 from 12.04 ?

Upgraded my 12.04LTS to 14.04 LTS via DVD, choosing the "upgrade" option from the installation options prompt. Since then, in the Login screen, the older user accounts are not visible. They are ...
APNW's user avatar
  • 63
2 votes
2 answers
3k views

How to limit users to N cores?

I have an SSH server where users login to do various tasks. The problem is I have 4 cores, and one user is running tasks on 4. How can I limit the number of cores any given user can use? This is not ...
j0h's user avatar
  • 14.8k
2 votes
1 answer
395 views

Log in with a password

I have not enabled auto login, but I can still log in to my account without entering my password. I want to turn this option off and let Ubuntu ask me for my password before logging in. This is only ...
Zarif's user avatar
  • 123
2 votes
1 answer
8k views

Shell script for list of users by groups

I want to write a shell script that generates a list of users. for each user display the username and ID and all groups the user is a member of it means like GROUPS command but for all users and with ...
Mohammad Nikkhou's user avatar
2 votes
1 answer
2k views

How do I check that my users and groups are correct?

I have many Ubuntu-powered devices around me. As far I know /etc/group, /etc/passwd, /etc/shadow are created during installation, so they do not belong to any package: $ dpkg -S /etc/passwd dpkg-...
N0rbert's user avatar
  • 99.8k
2 votes
1 answer
2k views

Ubuntu 20.04 always forces me to create a new user at boot

I have newly installed Ubuntu 20.04, customized GDM3, installed my needed software and everything appeared to be successful. However, when I reboot, Ubuntu asks me to create a new user for some ...
emc2's user avatar
  • 79
2 votes
2 answers
13k views

How to get list of user accounts and access through root in Ubuntu terminal?

I am using Ubuntu 13.04 and there are 5 users for the machine. I have the root password and I want to see the list of users and access the account through root in terminal. How can I do this ?
rohit's user avatar
  • 611
2 votes
1 answer
319 views

Ubuntu no longer prompts for root privilege (but doesn't give it either)

So on 14.04 LTS I was playing around with some settings to solve another problem, and somehow managed to screw things up and now Ubuntu no longer asks for root privileges before trying to perform ...
Elad Avron's user avatar
2 votes
1 answer
3k views

Permanently set file and folder permission for a user

I just got hold of a Linux machine running Ubuntu from my friend. It places 644 permission on all new files created by a user. But for some purposes I want 755 permission on all files and folder ...
Abhinav's user avatar
  • 151
2 votes
3 answers
349 views

How can I restore a deleted username using its old home folder?

I recently upgraded my ubuntu 11.04 to 11.10, but while playing around trying to restore the GNOME classic (I really don't like the unity), I screwed something up. Ubuntu did not came back after ...
gilad hoch's user avatar
  • 2,435
2 votes
2 answers
494 views

users command lists 5 of the same users...Is this normal?

So if I type users from the CLI it lists: user user user user user If I recall correctly, I've never had that many. Is this normal?
TryTryAgain's user avatar
  • 1,018
2 votes
1 answer
1k views

Restrict User To Specific Apps and Restrict Writing Except When Using Said Apps

I'm trying to create a kids account. I'd like to create a User Account that restricts all apps by default, except a specific list of apps, i.e. firefox, Yo Frankie, Numpty Physics, etc.. ...
bambuntu's user avatar
  • 991
2 votes
1 answer
5k views

Can I have a user execute sudo commands without being an administrator? [duplicate]

Possible Duplicate: How do I add a user to the “sudo” group? I recently became a UNIX admin for some relatives, and they are quite far up the creek on how to use ubuntu. I know that one key to ...
sharksfan98's user avatar
2 votes
1 answer
519 views

Difference between admin/normal accounts except the right to use "sudo"?

This may sound stupid, but I wonder if there is any difference between normal and administrator user accounts (created with the Unity Control Center) except the right to use sudo to become root.
Byte Commander's user avatar
  • 107k
1 vote
1 answer
898 views

how to debug failed logins?

I am using Ubuntu Linux and have two users configured for the machine. I can successfully login for one user, but the other user always fail. I deleted the .Xauthority file from the user where ...
infoclogged's user avatar
1 vote
1 answer
340 views

Is it possible to recover files owned by a non existing owner?

I am trying to get backup so that I can upgrade my system to latest version of Ubuntu. Now while copying files some files I found are owned by user #1000 so i could not take backup of those files. ...
Spectra's user avatar
  • 211
1 vote
3 answers
10k views

No permission to access to any usb drive

On Ubuntu 20.04 recently cloned from a USB drive to my internal SSD, I can't access to any USB drive. It gives me for every USB sticks I plug into my computer. I verified that I had access to them ...
Andersyes's user avatar
1 vote
3 answers
4k 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 ...
Frank's user avatar
  • 1,533
1 vote
1 answer
67 views

How to keep users out of system files?

I'm trying to build a system that will be as idiot proof as possible. This will include keeping regular users out of system files to prevent them from rendering the system inoperable. And hopefully ...
awakenDeepBlue's user avatar
1 vote
2 answers
4k views

I need to make a batch of users

I had written some code that would allow me to make a batch of users based on a file with usernames in it. But it eventually went from just a few lines to about 50, and I deleted it. There has got to ...
Temple Pate's user avatar
1 vote
1 answer
13k views

User Groups and Advanced Settings in 15.04

Ubuntu used to allow me to change user's groups and advanced settings within the "User Settings" GUI. These options are gone now in 15.04. Where do I go to find these settings? (Using the command ...
mawcsco's user avatar
  • 113
1 vote
1 answer
13k views

Give access to a specific user to a specific folder within a group? [Terminal]

I have created a file, admin, that I want to assign to a group, admingroup, and later on give a specific user, adminuser, exclusive access to that file but I have no idea how.
bork's user avatar
  • 195
1 vote
1 answer
3k views

How can I disable access to the File system for a specific user or group?

It is very important for what I am doing now.
Manuel Wulf's user avatar
1 vote
1 answer
2k views

Set or determine the UID range for guest accounts

For a special purpose it seems like I need to know the UID (user ID) of my guest accounts. As guest accounts are created and (usually) removed automatically whenever one is needed, the UIDs are not ...
Byte Commander's user avatar
  • 107k
1 vote
1 answer
4k views

!Help! Allow another user to access partitioned drives on Ubuntu 15

I'm relatively new to this Linux OS. I am not familiar with the command code or what it stands for. What I wanted to ask is I have a 750GB SSD partitioned into 4 ext4 drives. One for entertainment, ...
draconicedgemaster's user avatar
1 vote
1 answer
367 views

Does Ext4 stores owner and group names? Or only IDs?

I am wondering if Ext4 file system stores names or IDs for file ownership information? Most probably the IDs... but that makes another question. Does all Ubuntu versions have standardized IDs for ...
Maris B.'s user avatar
  • 443
1 vote
2 answers
235 views

User account doesn't display anything except background and cursor

I did something in CompizConfig Manager and the launcher and other bars was gone! I tried using the set background from right click menu and checked if it was a driver problem, but it was not. I also ...
tarrycastle's user avatar
1 vote
2 answers
4k views

How to limit user access to selected applications?

I would like to give a user (mom and dad) only access to these 4 applications: Google Chrome Libreoffice Calc and Writer vlcplayer Of course they are locked in the user home directory. And also of ...
Jorrit's user avatar
  • 11
1 vote
2 answers
9k views

Unable to mount home-directory for user after fresh install 14.04

I performed an fresh install of Ubuntu 14.04. I have /home on a different partition from root. Installing 14.04 and mounting /home went without any problem. During installation I was asked to make a ...
joost68's user avatar
  • 11
1 vote
3 answers
89 views

Create Ubuntu version that refreshes after each restart

This is my first time posting on this forum so I hope what I am asking for makes sense. On weekends I admin the computers in a small learning center in my city where underprivileged kids can come and ...
Ben van Zyl's user avatar
1 vote
1 answer
6k views

HELP! I'm locked out of all Ubuntu accounts

I was using these commands in terminal: sudo apt-get install gksu gksu nautilus I needed to move some files from one account into another & then I wanted to rename some of the accounts. I got a ...
Phil Leslie's user avatar
1 vote
2 answers
4k views

Why does my name show as [Invalid UTF-8]? [closed]

I just did an upgrade (from 10.10 -> 11.04 -> 11.10) and am trying to get everything figured out. I notice that when I log in, my name is [Invalid UTF-8]. Where is this coming from, and how can I ...
chris's user avatar
  • 315
1 vote
0 answers
243 views

How to jail users under Ubuntu 17.10

Following link gives a solution about Simple & easy way to jail users. Multiple comments mention that it does not work on Ubuntu 13.10, but there is no verification about that. I have tried that ...
alper's user avatar
  • 222
1 vote
1 answer
3k views

What's the regular way to add an admin user?

I have installed an Ubuntu server cloud version on my AWS instance. Anyway the default user name is specified as ubuntu, and i don't like it. Because I have my own policy for admin account name. So I'...
Eonil's user avatar
  • 2,051
1 vote
3 answers
3k views

Ubuntu 12.04 installation

I thought I would try 12.04 installation on a spare laptop still running 10.04 rather than on my main laptop running on 11.10. I installed 12.04 over rather than clean. Fine… But I cannot login as ...
Antony's user avatar
  • 1,383
1 vote
0 answers
387 views

Why is a user not a member of their private group (UPG) according to the GUI? (although CLI proves the opposite...)

I downloaded the current iso file of Ubuntu MATE from the website. I did a completely fresh install of Ubuntu MATE 16.04 (specifically 16.04.5). the same is true for Ubuntu MATE 18.04 (specifically ...
DJCrashdummy's user avatar
  • 1,911
1 vote
0 answers
1k views

Why was I locked out of Xubuntu machine after an xrdp session from windows?

Recently, I tried the method in Can I access Ubuntu from Windows remotely to connect from a Windows 10 laptop to an xfce session on a workstation running Xubuntu. After logging off that machine, ...
Dr Krishnakumar Gopalakrishnan's user avatar