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

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6
votes
2answers
1k views

How do I allow a user to only run the apt-get update command with sudo?

I cannot figure out how to allow a user (in this case test) to only be able to run the apt-get update command with the sudoers file. When ever I try to add the user and then test it out it still does ...
0
votes
1answer
172 views

Error while sharing a folder with domain admin account

I am using ubuntu and windows server 2008 in a virtual box. I added ubuntu in a windows domain. I have created a user account named user123 during installation of ubuntu. I can share a folder with ...
9
votes
1answer
4k views

How can I preset aliases for all users?

I have Ubuntu 14.04.2. I want to make it so all users automatically have a specific set of aliases. I have my aliases set in my personal .bashrc, but I don't want to have to manually copy them into ...
3
votes
2answers
375 views

What is “root” and how can I become it? [duplicate]

When I ran a command, I got the following error: You need to be root to perform this command. What is root and how can I become it?
0
votes
0answers
7 views

Managing permission for multiuser manual installation in /opt [duplicate]

Similar questions have been asked but I can't seem to find a proper answer. Basically, I am installing several application manually e.g eclipse, android-sdk, android-adt, arduino etc. and have ...
0
votes
1answer
69 views

Dynamically set user groups for directories and files on a directory

I have made some vhosts which resides on my home folder, and i have given the group access to www-data user. This way the project (a web system) renders on the browser. This is a symfony based ...
1
vote
0answers
177 views

Running a bash script on “Switch User”?

I've had my first dabble with bash and got a working script going for each user on session start which checks if a NAS share is mounted and if it is unmounts it and mounts as the current user. This ...
0
votes
1answer
52 views

problems with one user [duplicate]

I am an amateur. So there is nothing simple I should know. Basically, I installed Linux on a my PC as windows 7 kept freezing just to give something a try. It worked. So my brother made me make him ...
1
vote
2answers
399 views

Stop prompting for password every time I do something requiring privileges

I didn't see this answered satisfactorily anywhere, so I figured I'd ask. Every time I go to do something requiring privileges, such as install a program, open restricted folders, etc., I'm prompted ...
1
vote
1answer
114 views

OSSEC user accounts disabled

I have recently installed OSSEC (2.8.1), and during the installation I noticed that it created some extra user accounts. But when viewing those user accounts in my System Settings > User Accounts ...
10
votes
1answer
7k views

How to change file ownership when chown says “invalid user: ‘–R'”?

ubuntu64@ubuntu:/$ sudo chown –R hduser:hadoop mongodbdata chown: invalid user: ‘–R' When I try to change the ownership of the file, I am just getting invalid user: '-R' error.
0
votes
1answer
32 views

Possible to have @ in username in Ubuntu 14.04?

Is it possible to have usernames with @ in them in Ubuntu 14.04? I'm asking as I would like to try this to fix an issue I'm having with a Git username.
3
votes
1answer
106 views

Dell 7537 syslog over 40 GB

I am a new user and not a techie, but i love ubuntu. I am at 14.10 currently and have almost 60GB allocated to /var but lately the /var folder has been eating up almost over 40GB of space, the last ...
0
votes
1answer
77 views

How to change permission to the users on ubuntu 12.04?

How to change permission to the users to restrict their accessibility? I want to cannot see or cannot access the System Files, Devices and Network in home folder? I used ubuntu 12.04 Thanks, Jerrick ...
0
votes
1answer
45 views

where are the users in my ubuntu?

So I created 2 users in my ubuntu and now I can't find them.. Can someone tell me where are they placed? I want o configure they're information and permission for the sake of practice.
0
votes
0answers
42 views

Administrative Account [duplicate]

My soon to be daughter-in-law has a laptop with ubuntu installed. Her account is not a standard account but an administrative account. She also has the automatic log-in. Trying to help out I told ...
1
vote
4answers
107 views

Disable a drive for a specific user

I've just made a new user account for a friend of mine. But I don't want him to have access to my data drive ( it's not the drive where ubuntu is installed on but just a data drive ). How can I ...
0
votes
1answer
41 views

How can I add more user?

Ubuntu 14.10 Desktop has been installed. An account and a guest are seen on my User Account. A button to add more user is deactivated. What should I do to do? HELLOVENUS Fantagio
0
votes
2answers
56 views

Prevent User to remove software

How can I make Users without any Administrative privileges? I have installed Ubuntu 14.0.4 for the students to learn Ubuntu. Guest user is best but user can not save program files or anything inside ...
0
votes
1answer
137 views

Problem using spamassassin as non-root user

I am running spamassassin on Ubuntu 14.04 as root. When I am calling any of the methods, such as Check or ReportSpam, I am also passing in another user that the check should be run as. However I get a ...
0
votes
1answer
107 views

how to delete a primary group [duplicate]

Myself is Divya.. i am new to Linux/Unix.. i have a question on user and group management.. I read that for deleting a group a group must be empty.. I want to delete a primary group without deleting ...
1
vote
1answer
62 views

Not able to add user image in Ubuntu 14.04

There is an option to add user image/photograph under User Accounts in System Settings. But whenever I try to add an user image, the system settings freeze and I have to kill it using xkill command. ...
0
votes
2answers
211 views

How do I create a new user account? [duplicate]

How do you I create a new user account on Ubuntu?
0
votes
1answer
300 views

Unix permissions - what EXACTLY is the “owner group” (note: singular)?

I'm programming a Fuse file-system. So far so normal, didn't encounter unsolvable problems (except performance). However, I read the following articles: http://linuxcommand.org/lts0070.php ...
0
votes
1answer
204 views

xubuntu 14.04 user file access

Running Xubuntu 14.04. I have several user accounts set up as "desktop users", but when they are logged in, they are unable to open ANY files in their HOME folder. Error messages vary, but typically ...
2
votes
3answers
185 views

Can I somehow pause all processes of an user logged in in background?

I have mainly two accounts on my 14.10 laptop: Mine (admin) and my brother's (restricted). Now when my brother is logged in and runs some applications like firefox with flash player, it consumes ...
2
votes
1answer
52 views

user not recognized from the recovery mode

I wanted to add my user account to another group so I booted into recovery mode and chosen the Drop to root shell option but when i type in the shell usermod -a -G aGroup myUsername it tells me that ...
0
votes
1answer
5k views

Switch user on live session gives “no passwd entry”

I cannot access my Ubuntu-system anymore (see this question). Now I'm booting my computer with a bootable-Ubuntu-usb-stick, this works and I try to access my files to keep my files on the hard drive ...
0
votes
1answer
85 views

How to get all user details

How can I get groups, permissions, shell, etc from a desired user from command line? There is a tool to obtain all basic data for each user?
1
vote
2answers
47 views

How to set permisions for groups?

I have a problem with Ubuntu server version. I need to set access permissions for groups (and user in group) (Sorry for my English) eg.: I have 3 group. developers managers administrators And a ...
1
vote
1answer
425 views

How to launch chromium with specific user

The chromium browser allows to have multiple users with individual bookmarks, extension etc. within chromium. Is it possible to launch chromium with parameters which specify which user to be loaded. ...
0
votes
1answer
182 views

Prevent standard users from seeing and running some apps

How to control just some apps to be available on other accounts, Not all of them?
0
votes
2answers
154 views

How do you create a shell script?

I need to create a shell script that will create a user then put it into a group. How do I do it?
-1
votes
1answer
51 views

Do something in terminal that involve changing user [closed]

I want do something in terminal that involve changing user like: sudo su do something do something exit do something do something sudo su do something do something exit I've tried to do something ...
3
votes
1answer
127 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 ...
0
votes
1answer
233 views

How do I set-up user quotas limits on the file system?

I need to set-up a local file system limit of 2 - 5 GB per user. How do i configure that limit?
0
votes
1answer
228 views

How do i set password expiry for all users?

I need to set the password expiry time for ALL users at once with the terminal, or at least by group. Is there any way to do this? Without using suspicious or sketchy software/sites? Thankyou!
0
votes
2answers
98 views

Directly logged into Guest account

I have just one user in Ubuntu and that is guest and cannot do anything else. I installed Ubuntu and it directly logged me into a guest account. How do I create new accounts without proper access?
1
vote
0answers
388 views

Can't switch users anymore

I'm running Ubuntu 14.04 LTS and update regularly. I have 3 users on the system. I can log in to one user, but no longer can switch to another user without getting black screen and apparent crash. ...
2
votes
0answers
47 views

Samba 100 Users

I teach a class and would like to give 150 students their own folder and have each student's folder secure and accessible by only the student and myself. Is it possible to set up a Samba share with a ...
1
vote
1answer
1k views

How to find the running network services and the port and user

I want to find a list of all network services running on my system, including details of the port and services and the users. I know that I need to use netstat, ps and fuser. but I don't know how to ...
0
votes
1answer
1k views

Can't get to desktop after login

I need some help: I shut down my laptop (Ubuntu 14.04), forgetting I was installing software, and now I can't get to unity after logging in. I just see my background picture. Logging in a guest ...
0
votes
1answer
448 views

Difference between Login in Ubuntu 14.04 tty1 and Initial Login

I have installed Compiz Settings Manager and misconfigured something, its consequence was all things disappeared from window other than background. I found a solution for this issue. Now problem is ...
1
vote
1answer
254 views

Can the root user change the owner of a file that he doesn't own?

My web server uses the user www-data to access/change files. This causes permission issues for php file upload etc. for files owned by root (or by any other user). I'd like to use the 755/644 ...
-1
votes
1answer
75 views

I can't create a group for my users how do i do it?

How do i create a group for users i have already created on Ubuntu? I have tried several things but it won't work.
0
votes
1answer
103 views

XAMPP installed as root. How to choose a different user?

I just installed XAMPP onto Ubuntu 14.04. However, it installed itself as root instead of the user I created for this purpose. I assume that this is a BAD IDEA and would like to change this. How can ...
2
votes
1answer
2k views

Not able to create user on Ubuntu 14.04 (32 bit)

I'm sorry this post is so long, but I wanted to make sure that all the stuff that might be relevant was readily available. I've been trying to create a new user account on my laptop, and, even though ...
0
votes
1answer
272 views

Add user with users-admin

I can't seem to get the users-admin command to work properly under Ubuntu 14.04.1 LTS. When I open it, everything looks fine, but pressing the Add button does nothing, no reaction at all. At a ...
1
vote
1answer
76 views

Looking for network surveillance tool

I sometimes use / test software that cannot be found in the apt tree. The software comes from all over the internet. When executing the software I create an extra user for this particular software and ...
3
votes
1answer
142 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 ...