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

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1
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0answers
34 views

How to add flags and/or arguments to a command in the 'sudoers' file

How would I add flags and/or arguments to allow users in the sudoers file to run certain parts of commands, such as only allowing a user to run sudo rm and not sudo rm -rf? I am using 14.04. # # ...
0
votes
1answer
24 views

Restore permission default of /usr folder [duplicate]

I ran a stupid command: sudo chown -R ngoclb:ngoclb /usr. Then I couldn't use sudo command and login to Ubuntu. To fix this issue, I using recovery mode to chown /usr to root (sudo chown -R root:root ...
0
votes
0answers
22 views

Windows domain users cannot login Ubuntu 14.04

I have an assignment that requires windows domain users to be able log in with their designated username and password, but it's not working for me. And Yes, I have enabled and configured that file to ...
0
votes
2answers
28 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 ...
0
votes
0answers
20 views

Ubuntu admin user privileges error

When trying to change settings in the network toolbar dropdown, I get this error: Connection activation failed (32) Not authorized to control networking.` When trying to mount a USB drive: Unable ...
0
votes
1answer
15 views

defining which user untar and make the programs for files

I have untar and compiled the source files for the software. How I know whether I was in root or user while these process? directory name includes the source file:GAMIT path: /home/sorbilene/GAMIT
0
votes
1answer
20 views

Does a user creating text file need to be in a specific place?

I've got several scripts which wont work for me but work for others. Their purpose is to add users to the system, and then assign them to groups. I wrote it as a nano bash file; does it need to be ...
-1
votes
2answers
40 views

How do I print all the usernames that have same UID in `/etc/passwd` by using awk?

How do I print all the usernames that have same UID in /etc/passwd? This is my command $ awk -F: '{print $3, $1}' us.txt | sort 0 daemon 0 pepe 0 root 2 bin 2 jacinto 3 paco
1
vote
4answers
104 views

bash shell script

How do I write a bash shell script that requests the user's name, verify that it exists and, if it does, show the following information: Username: xxxx User ID: xxxx Group ID: xxxx Shell: / bin / xxx ...
1
vote
3answers
142 views

How to list users with UIDs higher than 10?

What commands can I use to display all users who have an identifier (UID) that is greater than 10?
0
votes
2answers
17 views

Administrators can change passwords of other administrators

I seems that a user set as an "Administrator" can change passwords of not only "Standard" users, but also other administrators. Is there a way to make it so that administrators (there are multiple on ...
2
votes
0answers
22 views

Creating a normal user without sudo access but with ability to switch to another admin user

User A - can't be part of sudo or admin group, ssh keys based identity setup for ssh login, can't be a guest account User B - no home folder, must have a password, can't have independent ssh login, ...
2
votes
1answer
23 views

Server - Run a program allowing it to write only on a specific directory

i'm a web developer and i need to run some third-party programs on my server. Since these programs are third-party and i'm not always 100% sure of their reliability, i would run these programs with ...
0
votes
0answers
20 views

Free Radius User Authentication

I have a question regarding Freeradius.As of right now I this is a sample of how my users are set up /etc/freeradius/users Test Cleartext-Password := "test123" Service-Type = ...
0
votes
2answers
35 views

how to delete a user from ubuntu with the same uid of myuser

There is an option to have more than one user on your linux box and use them for different task. So, basically, I used it sometime to have different instance of application for different projects. For ...
1
vote
1answer
119 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 ...
0
votes
3answers
59 views

how to restrict time used for using computer in Ubuntu

I want to restrict the access to user accounts for employees to the working hour daily. Monday to Friday (8:00-17:00) Saturday (8:00-13:00) How to do this?! Command line and GUI apps are well ...
-1
votes
1answer
33 views

How do i login to an account from another computer like windows? [closed]

How do i log into a server computer from another computer like you can do on windows?
2
votes
1answer
39 views

Disable editing account info

I have a public desktop running ubuntu 14.04 with a public account (no guest account). People can change the full name of the user through the user accounts GUI. Is there any way to block this? I ...
0
votes
1answer
13 views

How can I get a Byobu split to reload users permissions?

Having updated a users group with usermod -G <grouplist> <user> in one Byobu split, I was hoping to be able to open a new split and have the permissions take effect there.. rather than ...
2
votes
1answer
443 views

Need help installing LibreOffice 4.4 on Ubuntu 15.04

From a new Ubuntu 15.04 install: When launching any application of the LibreOffice suite the LibreOffice splash screen starts with the following error box: LibreOffice 4.4 - Fatal Error The ...
4
votes
1answer
61 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 ...
1
vote
1answer
47 views

Root access stripped off my user [closed]

I think my user id has been stripped off its root access. I can't do anything on the GUI interface, can't mount drives, can't update softwares (only partial update allowed), can't add or delete users ...
0
votes
0answers
30 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 ...
0
votes
0answers
42 views

Permission problem

I'm running a vsftpd FTP Server, where system users can login. An application that must be running with root rights, is writing files in the directory of the ftp users. I've created a new group ...
6
votes
1answer
35 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
141 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
25 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 ...
0
votes
0answers
40 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
38 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 ...
0
votes
2answers
50 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 ...
0
votes
1answer
29 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 ...
8
votes
1answer
684 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
0answers
27 views

Add users to Samba Server

I've installed and configured Samba Server on Ubuntu. I'm trying to add Samba users. I want to add them without creating a user account(for each user) on Server machine itself. Can I maintain a ...
0
votes
0answers
7 views

MRPT integration with Player/Stage

Can MRPT http://www.mrpt.org/ be integrated with simulator Player/Stage ? Has anyone done it ?
0
votes
1answer
25 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
53 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
45 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
41 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
53 views

Cannot login on Ubuntu 14.04?

For some reason, after restarting my computer, I am now unable to log in to my main user account. It accepts my password, the screen changes as if to start the desktop but then brings me back to the ...
0
votes
0answers
41 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
102 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
38 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
49 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
22 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
33 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 ...
0
votes
0answers
17 views

Adding a new user using grub in dual-boot

I am recently using Ubuntu 12.04 and I also use a computer that is dual-boot with Ubuntu 12.04 and windows 7. In my Ubuntu session, I wanted to add a user without logging in and I used this method to ...
0
votes
0answers
29 views

Can't Delete User

Some months ago I created user named 'SNORT_IDS' for some reason. Now i am not able to remove that user from log-in panel of ubuntu. I've tried using, userdel SNORT_IDS It tells user doesn't ...
1
vote
1answer
31 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. ...