Short for "file system permissions" - access control based on user, group, or global access.

learn more… | top users | synonyms (2)

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3answers
149 views

Setting up shared development machine

I have a server machine that contains 10 users. OS: Ubuntu 12.04.3 LTS 64bit These users are developers (mainly web developers: HTML+JS+PHP+MYSQL) I allowed them to remote login through XRDP and ...
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1answer
76 views

I lost my ownership to my personal files

I tried to link some files to plex media player and made a mistake when changing rights and ownership. I made a user named plex and gave it (not intentionally) all the rights and ownership of my ...
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4answers
4k views

FireFox won't launch, “Error: Access was denied while trying to open files in your profile directory”

I cannot launch FireFox, as I'm getting the "Your Firefox profile cannot be loaded. It may be missing or inaccessible." error when I attempt to launch the latest FireFox in Ubuntu 13.04 (up to date). ...
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1answer
282 views

Undoing permission change of my entire drive

For some stupid reason I excecuted sudo chmod -R 755 /. Now none of my software will run. Can I fix this without reinstalling? And if yes, how?
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1answer
10k 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.
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2answers
628 views

How to access and copy files from an old/other Ubuntu system's partition?

I'm getting permission denied when I try to access my old 10.04 partition. I'm trying to get into the home folder so that I can back up the data before I do a fresh install of 12.04. I know the ...
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0answers
579 views

Unable to access second hdd. ubuntu 12.04

This is the error i get when trying to write to my second hard drive. Error opening file '/media/hdd2/01 Queen - Keep Yourself Alive.mp3': Permission denied The hdd is mounting on start up. but i ...
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1answer
2k views

Help recovering broken OS (permissions issue)

(At the bottom there is an important update.) I was doing experiments in order to backup a remote account to my local system, Ubuntu 12.04 LTS. I'm not confident with duplicity and probably, due to ...
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1answer
897 views

How to change file permission from Ubuntu wubi install

I am new to Ubuntu and Linux. I have a WUBI installation within Windows 7. The issue I am having is that I can't seem to modify Windows files from Ubuntu. I can access and see all the files and ...
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2answers
2k views

Changing permissions on a drive owned by root

Just installed 12.04, then formatted an external 2 Tb drive for use. My next step would usually been to have logged in as root, changed the permissions to my admin user, then logged back out. . . but ...
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2answers
2k views

udev not updating usb permissions and group

I am using ubuntu 10.04 LTS - Locid Lynx. I have a requirement to set specific group and permissions for any usb stick file/directories on mount. I have tried overwriting the udev rules. Here is what ...
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2answers
646 views

If I create or modify any file or directory with sudo then I can only manipulate it with sudo

The general issue is that if I create or modify any file or directory with sudo then it seems that I'm unable to create and modify this file or directory further as any other user than sudo. The rest ...
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2answers
544 views

Installing ZFS changed my sudoers file

Following the wiki's advice, I installed ubuntu-zfs. However, once everything installed correctly, and I tried installing another application via apt-get, I get a weird issue with my sudoers file: ...
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1answer
2k views

Can't copy files [closed]

When I right click on a file or folder the cut/copy options grey out. I tried using: $ gksu nautilus But when I tried to change the file permissions it just reverted back. Some times it says Error ...
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2answers
856 views

Changing file permission in Ubuntu Live mode

How do I change the file permission of a file to 700 ? I am using Ubuntu Live CD. I tried sudo chmod 777 abc It does not change the permission and still shows: -rw-r--r-- 1 ubuntu ubuntu 18 ...
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3answers
1k views

Lost all permissions to my NTFS partition

I have lost "Write" permission for myself, and all other permissions for 'Others' and 'Group' on my important NTFS Partition(Contains all my Data). Any amount of Chmod(ing) or using the GUI to set it ...
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2answers
497 views

User Permissions

Is there any way with which, using shell scripts, I can execute a program as another user, in a uniquely(randomly) named directory, where the user has rwx access to all the files in that directory, ...
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1answer
13 views

.kde/share/config permissions got messed up even after a reinstall

This Q is kind of a follow up from this earlier Q where I had a strange issue with kate which didn't show any plug-ins. While I got it working now (by copying the config folder from one machine to ...
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3answers
85 views

Good Intellij installation on ubuntu 15

So I installed intellij idea. The installer does not create a desktop icon (...) and further more, when I try deploying my files to my xampp (lampp) installation, I get an error. I guess this is due ...
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1answer
79 views

Drop/Undo sudo privileges on .py file which runs inside a program which runs from sudo previleges

I need to run a program from sudo privileges and I am running .py file inside the program. So when my program runs from sudo then it automatically calls/runs the .py file with sudo. I am running file ...
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1answer
73 views

No systemd rc file?

With upstart, I used to have the permissions of some files set at boot time via a shell script in /etc/init.d/ (sym-linked, from /etc/rc2.d/): link="/sys/class/backlight/intel_backlight" chgrp ...
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1answer
288 views

How to setup apache2 virtualhosts on your home directory on ubuntu 14.04?

I am trying to setup my apache2 virtualhost to run applications from an apps directory on my home directory. home/myusername/apps/application1 Here are the steps there I am currently doing: 1) ...
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2answers
219 views

I can't run “sudo” on a certain command, because its not in the sudo path. How can I give the right permissions then?

I want to install some Python package using pip. I get a surprising error: error: could not create '/home/brian/anaconda/lib/python2.7/site-packages/PyDSTool': Permission denied ...
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0answers
151 views

sudo permission errors or “command not found” errors when working on a hybrid SSD/HDD setup? (specific example: MATLAB installer)

Since my SSD is small, I still relegate it to only holding the OS. So, during Ubuntu install, I created a 60 GB partition for / on my SSD, and a 500 GB partition for /home on my HDD. However, now I ...
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1answer
65 views

Can't open folder after giving it www-data group, how do I become owner?

I was running localhost (Apache 2.4.6) but only the index.php was openable in the web browser. The subdirectories were returning 403 Forbidden error. Now, I added the permissions according to this ...
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1answer
85 views

ACL permissions on Ubuntu Server 14.04.2 LTS

Hi as the owner of a file and directory I allowed the user TOM to have read permissions to the file : owner@hostname:~$ getfacl file1 user::rw- user::tom:r-- group::rw- mask::rw- other::r-- ...
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1answer
571 views

LAMP 403 forbidden access on custom folder

I know it is a common problem, and it is mainly a matter of permissions to the user www-data, but following this guide I got the classic error: 403 forbidden You don't have permission to access /web ...
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4answers
89 views

How to edit a file which is outside my own user folder with a Chrome(ium) app?

I'm using the LXDE desktop environment (trusty 14.04), the Chromium browser and the Text editor app. The problem When I edit a file under my username (/home/henrywright) everything works fine, but ...
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2answers
4k views

Ubuntu complains that I am not “Owner” when copying files to certain folders

I am trying to copy a folder into the user/share/themes folder on Ubuntu 14.04, and it's telling me I cannot do this because I am not "owner". So I right-clicked the usr/share/themes folder > ...
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1answer
2k views

Virtual Host in XAMPP (help)

İ want to create the Virtual Host in XAMPP. Thus I googled for it. and I did the same changes in my config files like as Virtual Host in XAMPP. But when I went http://localhost2 it say's me: ...
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1answer
15k views

Permission denied while i was installing ubuntu 14.04 by wubi

I have faced a problem when trying to install ubuntu 14.04 version on my windows 7 os by wubi. It say permission denied and refer to the specific folder on drive C (I make a directory of wubi and ISO ...
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1answer
311 views

SSH “Permission Denied (Public Key)” Automatically re-occuring problem

I have a headless server with (until recently) working SSH and public key auth. I deactivated passwords and had a problem resembling the one in this thread, ie. upon SSH-ing into my server I get: ...
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2answers
7k views

sudo: must be setuid root

I get the file parmission on my folder, so I run the following command sudo chmod 777 -R /* and get some error line. then I try to login as root user by the following command sudo su get this ...
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1answer
477 views

Unremovable file on desktop 13.10

Howdy and many thanks in advance for your time. When first installing Ubuntu (13.04, now running 13.10 on an Acer Aspire One netbook) on this machine many months back I copied a folder from my old ...
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1answer
293 views

run a script as non-root user

I want to run a script say some_script.sh(that requires root permissions, contains some sudo do something in a for loop) as non-root user. I have a script as shown below. I want to run this script as ...
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1answer
177 views

Changed apache www folder

So I changed it from /var/www to /home/John/Dropbox/www and I also did chmod 755 /home/John/Dropbox/www but it still says You don't have permission to access / on this server. I forgot how to do ...
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1answer
847 views

How to give USB access to VirtualBox when non-root

I'm a member of vboxusers group. I installed the extension pack. When running VirtualBox as non-root, USB devices are visible but grayed-out. When running VirtualBox as root then it works fine. How ...
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1answer
130 views

Swap drive not turning on when I log in

Recently I added a new 40GB hard drive as swap. I want the swap to be enabled when the computer logs me in. I followed the directions here to make the swap command run on start up. I added ...
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1answer
134 views

Apache permissions

I have changed my DocumentRoot to ~/www. The permissions of it are 0774. I have added the www-data user to my user's group and the owner of ~/www is my own user and group (user:user). The problem is ...
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1answer
15k views

Change Folder & File Permissions for all Subdirectories

I created some files as root that I would now like to be changed to a specific user. How would I do this? I cannot go trough the files one by one as that'd just take way too much time. I would like to ...
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2answers
1k views

effective user id not changing when setting uid to root

I'm currently reading a book on programming with C, i got to a part where i got to write a program which will display the real uid and effective uid that the file is being executed on. After compiling ...
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1answer
419 views

How can I serve files via apache2 from an internal ntfs partition using fstab ntfs-3g?

I have apache2 setup and serving files successfully from locations such as: /var/www/example.com where ownership and permissions were set like this: sudo chown -R $USER:$USER /var/www/example.com ...
0
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2answers
553 views

How to let smb share mount via fstab assign full permission to new created file or directory?

How can we fstab mount a samba share that give permission 0777 (to every samba users in the write list) for new created directory or files? E.g. I created a new directory in client PC (Ubuntu 12.10), ...
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1answer
139 views

new file default execution permission? [duplicate]

I can't figure out why I don't have execution permissions on files I create by default. I don't think I messed with any Ubuntu permissions, it's pretty default stuff. When doing some research I found ...
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1answer
2k views

image from webserver is not shown in web browser

I am new ubuntu and recently I install 'xampp 1.8.1' on my ubuntu 12.10. My problem is that image from server can not be shown. My code is <div class="sideBlock unSung"> <h4>Unsung ...
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1answer
581 views

MyISAM problem after moving datadir of a MySQL database

I recently moved my MySQL database data directory from the default location /var/lib/mysql onto a new harddrive located in /media/..UID../mysql, following the steps you can find in several posts. ...
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1answer
1k views

Unable to make files executable (on ntfs filesystem mounted as rw)

I'm baffled. I've looked around for awhile on this but nobody seems to have quite the issue I do. I have an ntfs partition for all of my stuff, and I want to run some programs off of it. However, I ...
0
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1answer
254 views

How can I execute scripts as root without pointing to its location?

I tend to use sudo arp-scan --localnet --interface wlan0 a lot, but I find it cumbersome to type this each time. To speed things up, I've created a script, called arp-lw-scan, which should do this for ...
0
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2answers
2k views

No Read/Write Permission as User on a Secondary Drive

I have a 2nd hard drive that is used for data only, it has been formatted both in NTFS and FAT32, the system is dual booted with Windows so the Data drive is used to share data between Win and Ubuntu. ...
0
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1answer
628 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.