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

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4
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3k views

How do I change the default permissions for automounted USB media?

tl;dr: How do I make gnome automount USB devices with permissions so that everyone in the group can access them instead of just one user that is logged in at the time the USB storage is plugged in? ...
3
votes
0answers
363 views

Virtualenv permission denied

After a lot of struggle with virtualenv/virtualenvwrapper I decided to remove all virtualenvs and re-install the packages. root> su myuser myuser> sudo pip install virtualenv myuser> sudo ...
3
votes
0answers
120 views

Does enabling ACLs have an effect on performance?

I'm looking at a web application that needs ACLs enabled. Are there any benchmarks or other documents to show what potential impact ACL does{n't} have when the file system is under heavy load? Also, ...
3
votes
0answers
1k views

Sublime Text 2 Permission Denied

I use a Papyrus package with Sublime Text 2, but when I try to compile a file by pressing ctrl+B or F7 I get a permission error; [Errno 13] Permission denied [cmd: [u'/home/sde/.wine/drive_c/Program ...
3
votes
0answers
485 views

How do I share USB VFAT Drive with other users?

I want to share pictures between my wife and me, on an external USB drive. The OS is ubuntu 12.04. The drive is a Western Digital 500 GB and sudo blkid /dev/sdc1 return LABEL="My Book" ...
2
votes
0answers
30 views

Default permission for /opt/lampp folder

I want to know correct permission or default permission for /opt/lampp folder. By mistake I have given command sudo chmod 777 -R /opt/lampp. Therefore I am getting error. MySQL said: Documentation ...
2
votes
0answers
13 views

Beowulf cluster hard disk problem

I built a Beowulf cluster using the message passing interface (MPI). When I send a message that contains the path for a specific file in the slave node, the slave can't access its local hard disk to ...
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
0answers
32 views

How to allow software access to any USB devices?

I have a libusb-based program that can't open USB devices on a freshly installed Ubuntu because it lacks permissions. This solution will probably work for me, but it requires manually specifying ...
2
votes
0answers
43 views

How to write a policykit/polkit permission file to programmatically have access to a file in /usr/share

I'm writing an application that needs to read and write an existing file in /usr/share... If I understood well I need to use Polkit/PolicyKit to ask the system for a permission and ask the user to do ...
2
votes
0answers
267 views

403 Forbidden Error after changing LAMP Apache root/ www directory

I installed and set up all the LAMP services, and got it working from the www folder, thing it though I need it to point to a folder in my Dropbox (on the same partition) I modified the ...
2
votes
0answers
114 views

403 Forbidden message with Apache www directory inside of home

On my Ubuntu server, I've changed my /var/www directory to a subfolder inside of my home directory, and I'm now getting 403 "Forbidden" errors in my browser. I've read through a lot of similar ...
2
votes
0answers
32 views

Revert system fie premissions

I have mistakely changed the permission of the entire etc directory to 777. Now I'm getting frequent errors like ... is world writable! Is there a way to revert back to the default permission? ...
2
votes
0answers
44 views

How can I set vsftpd user-specific access?

I'm using vsftpd (on 14.04) and I want to set user-specific access: - admin has full access to home folder of all users - standard user (everyone from group "users") has permission only for his home ...
2
votes
0answers
186 views

How to run Python program installed system-wide through pip without root privileges?

I have two different Ubuntu computers that both has multiple user accounts. I wanted to try the latest version of the backup program Attic, so I used pip3 to install it—with success. However, I can’t ...
2
votes
0answers
50 views

How to get administrator rights?

I am the administrator and only user of my laptop with a new installation of 14.04. I created a bootable USB and when it is used I find this file "PRJ_20071023" that I can not read or delete. I get a ...
2
votes
0answers
97 views

Samba and Groups

Ok I've been reading about Samba shares etc. for the past few days, I still cannot get it to work. I've gotten a public share and a private user share to work, but not a group share. [global] ...
2
votes
0answers
312 views

Create a sort of snapchat

Maybe what I'm trying to do is not really legal but it's for my boyfriend, I just would like to send him pictures in the snapchat way. It means that I would impose a picture on his screen for a while ...
2
votes
0answers
133 views

Coordino permission issues?

I have downloaded the Coordino and wanted to run it on Ubuntu, tried to run it but its giving the following errors Warning: require(app/webroot/index.php): failed to open stream: Permission denied in ...
2
votes
0answers
168 views

How do I reinstate my admin user privileges to global read/write

I am running Ubuntu 12.04 LTS. I only have the one user which I created when I installed Ubuntu. Everything has been fine - love it - until I updated a software package recently from the command line ...
2
votes
0answers
365 views

sharing between ubuntu 12.04 and windows8 with online user

I've searched for solutions and tried numerous things but nothing so far has worked. I'm trying to access shares on an ubuntu 12.04 pc from my windows 8 pc. In my win8 machine I can see the shares, ...
2
votes
0answers
667 views

Samba share for everyone inside network

I'm sure this is really easy but can get it working and don't know if it's some kind of permisson or what. I have one disk mounted as a backup disk in my "server" machine, and want to share this ...
2
votes
0answers
664 views

Canopy Express in Ubuntu 12.04 32-bit doesn't start

I installed the 32-bit version of Canopy Express in my Ubuntu 12.04 32-bit machine. I followed the installation guides here. Then when I run the program I get the following dialogue: Permission ...
2
votes
0answers
496 views

How to access a /media folder that has been mounted from a external hardrive?

I'm using Ubuntu 13.04 x64. I have installed Apache, php5. I have configured two sites folders in the /etc/apache2/sites-available/default One is the in /home/me/www and the other is on the external ...
2
votes
0answers
481 views

pulseaudio --kill permission denied? (Something's using my soundcard and I don't know what it is.)

So, a few weeks ago I was having problems with skype and pulseaudio/alsa things, so I went to this link and found a way to supposedly kill and start pulseaudio at will. So, in etc/pulse/client.conf, I ...
2
votes
0answers
60 views

Have to set permissions on every startup

I just installed a fingerprint library called libfprint. After installing, you have to set the permissions up to access the scanner. I thought that this would be permanent but every time I restart I ...
2
votes
0answers
642 views

Error while starting hadoop

When I try to run hadoop as bin/start-all.sh, I get this error.: mkdir: cannot create directory /home/prasanna/Desktop/hadoop/libexec/../logs: Permission denied chown: cannot access ...
2
votes
0answers
511 views

Why am I asked for the “password for root” when upgrading packages?

I have a fresh install of Ubuntu 12.04. I installed with one user account, then added a second user account using the GUI dialog box method, making myself an Administrator type. I now use the second ...
2
votes
0answers
130 views

Lost Permission of Home Directory

I recently messed up my Ubuntu Setup, so I re-installed and choose to use my existing Home directory . Now I cannot launch Ubuntu-Tweak as myself, but am able to do so with sudo command. Any help ...
2
votes
0answers
63 views

sccs returns 'Permission denied'

I installed and set up the package "cssc", but when I try to use sccs with the command "sccs create filename" I receive the message "Permission denied". The exit status of the command is 69, which I ...
2
votes
0answers
213 views

How can I get access to an external USB hard drive mounted in KDE other user?

Before kubuntu 12.10 I had Gentoo and in KDE's plugged devices widget I mounted devices and they were accessible by other users in other KDE sessions. In kubuntu, however, my external hard disk is ...
2
votes
0answers
65 views

How to change a user ID safely if you are using encrypted home?

Inspired by this question, that seems to imply that a simple chown won't work because you won't be able to access the encrypted files. So how is the safest but still simple workaround?
2
votes
0answers
346 views

mounting CIFS share appears to work, but then prevents writing after a few seconds

I've got a NAS that is setup with CIFS and open guest access. I mounted it in fstab with the following line //192.168.0.101/Stor1 /media/freenasbox cifs ...
2
votes
0answers
538 views

How to Lock Unlock Pen Drive in ubuntu 12.04?

My Name is Prakash. We face below problem in ubuntu. Kindly help us to solve it. How to Lock Unlock Pen Drive in ubuntu 12.04 ? How to give right to users ?
2
votes
0answers
321 views

Why don't I have permission to read files on the CD I bought?

I recently bought this book, which came with an accompanying CD. When I try to view the contents of the CD in Ubuntu, I don't have read permission for any of the files. ls -al in the root of the CD ...
1
vote
0answers
37 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. # # ...
1
vote
0answers
35 views

How do I get write access to my external hard drive?

I have recently formatted an external hard drive for use with Ubuntu 14.04 using GParted. I formatted the drive to Ext4, and everything seemed to work until I tried to copy files to the drive, at ...
1
vote
0answers
12 views

mkdir in Matlab on sshfs mounted network drive permission denied

I'm trying to make and remove some files and folders as part of a MatLab script I'm developing under Xubuntu 15.04. The script as well as the files and folders are on an sshfs mounted network drive. ...
1
vote
0answers
22 views

File permission reset after reboot with Lubuntu/PCmanFM

I am changing file permission with chmod a+w /var/run/btsync.debconf-default.pid and it works. After a reboot i get: service btsync start * Autostarting btsync instance 'debconf-default' ...
1
vote
0answers
17 views

How is mounting samba share in terminal different to mounting in Nautilus?

I have a server operating a samba share that I can happily navigate by browsing the network, finding the server and share. When I open the share I'm asked to log in. I use my username and password and ...
1
vote
0answers
29 views

Multiple sftp users and access to a /var/www subdirectory

I have some users on my Ubuntu server with vsftpd installed. The server is used as web server and has a shared sftp directory that is accessed by public clients (by giving them the user and password). ...
1
vote
0answers
19 views

`debootstrap` or `chroot` with `fakeroot[-ng]` instead of `sudo`: is it right or wrong?

Background I wanted to use debootsrap with fakeroot-ng. It started fine, but later on debootsrap stopped with an error and I had a dialogue box reporting tar crashed. However, as I had some ...
1
vote
0answers
46 views

Cannot mount partition

I am unable to mount my two of the partitions (NTFS) currently. When I double click on it from the file manager, a pop up window says unable to access {disk lable}. Not authorized to perform ...
1
vote
0answers
16 views

Gnome-keyring is not being unlock when i log in in gdm

My ubuntu 14.04.2 is always asking the password for gnome-keyring after login. I want to automatically unlock that, but all that I've found is for too older versions of Ubuntu, and seems that answers ...
1
vote
0answers
12 views

Unable to access shared folder

I'm using VirtualBox on Windows 7 with xubuntu guest. I set up guest additions and am able to copy between the clipboards. I'm trying to share C:\share on my host machine. I have it set up as ...
1
vote
0answers
51 views

Documents on MicroSD

Is there a way to view documents which are stored on my MicroSD in Document Viewer (Ubuntu Core App Developers)? In File Manager I've to enter the password before I could see the files. Creating ...
1
vote
0answers
14 views

Sound permissions not persisting after reboot

I just upgraded from Ubuntu 12.04 to 14.04 I am having an issue with sound. It seems to be a permissions problem. When I use the command below sound works with no problems. sudo setfacl -m u:lt:rw ...
1
vote
0answers
27 views

Allowing Ubuntu user on ec2 to upload and manage files in public web folder

Just created a new ec2 ubuntu instance, and i'm forced to login as ubuntu rather root. While Its ok as of standard security practice but it creates additional problems that ubuntu user cannot upload ...
1
vote
0answers
12 views

Windows File Permissions

I just faced a weird issue where my windows laptop hard drive encountered an I/O error. The C:/ partition became entirely inaccessible via any Windows based machine, the D:/ partition however was ...
1
vote
0answers
19 views

How to create Virtual Hosts within a NAS directory

When I try to set up a virtual host I need to change my permissions for the root directory like this: sudo chown -R www-data:www-data /NAS/directory sudo chmod 755 /NAS/directory But whenever I do ...