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

learn more… | top users | synonyms (2)

12
votes
4answers
41k views

How can I change permissions on external drives?

I wanted to change permissions on my external drives that are automounted however I have tried by sudo nautilus and then going to gui and permissions and changing it however it does not let me. I ran ...
1
vote
0answers
271 views

Cannot execute files on mounted file systems [duplicate]

Possible Duplicate: How to 'chmod' on an NTFS ( or FAT32 ) partition? Trying to make file executable on USB, but the permission doesn't “stick” I have a fat32 file ...
2
votes
3answers
738 views

Messed up file permissions

Not being an expert in Linux/Ubuntu, I had to install from scratch today and messed up w/file permissions. The thing is that, when backing everything up before reinstalling, a couple of important ...
2
votes
2answers
10k views

403 Forbidden problem with Apache

Strange, I have change folder users/groups to www-data (sudo chown -R www-data:www-data /datos/www) and also have changed permission to 755 (sudo chmod -R 755 /datos/www), but still getting 403 ...
2
votes
2answers
350 views

No user name/password required when exploring from live USB?

A few months back when I buggered up my netbook and then booted into it to get information from it using a live USB. (Thinking that was 10.10) When I was copy/pasting this to another USB at no time ...
4
votes
3answers
6k views

What are the default file permissions for the home folder?

I have somehow inadvertently altered the file permissions of my home directory. I wish to change them back to the default permissions. However, I can´t seem to find out what the default is. ...
1
vote
0answers
171 views

How to remount a drive as rewritable? [duplicate]

Possible Duplicate: I accidentally made my file system read only. How can I change it back? Whenever I mount some of my partitions from the computer menu, they are mounted as read only and ...
1
vote
1answer
3k views

Reading OSX disk from Ubuntu: Permission Denied

I have an OSX and Ubuntu dual-boot system. In Ubuntu, I would like to be able to mount and read the OSX partition. It is currently mounted in /media (this seems to have been done automatically). ...
38
votes
2answers
28k views

How do I run wireshark, with root-privileges?

A standard installation of Wireshark doesn't give the program permission to access the network interface. I suppose I have to run the program with sudo, but do not know how to add it to the icon - ...
5
votes
2answers
8k views

Run apt-get without sudo

This might be a very naive question, but I wanted to know how I could give multiple users access to a single computer without making them root users. How would I give them limitted sudo access such ...
0
votes
2answers
318 views

How do I install OpenGLUT?

I'm trying to install OpenGLUT in ubuntu and I've downloaded it from sourceforge, but I cannot copy it to the /usr directory because it says I don't have the proper permissions. I've tried using the ...
3
votes
1answer
504 views

How do I mount USB drives as given user automatically?

How do I get my USB drive to auto-mount as owned by 'me' rather than by whomever is logged in to the computer screen at the time? Often I SSH into my computer while someone else is using it, and so ...
12
votes
1answer
32k views

Correct way of mounting a Windows share

I mounted a Windows share to my Ubuntu 11.10 system via adding the following line to the /etc/fstab: //serveraddr/sharedfolder /mnt/foldername/ smbfs credentials=/home/myname/.smbpasswd 0 0 using ...
2
votes
3answers
973 views

Cannot set file permissions

I am trying to set file permissions for a folder named Sales. I am doing a school project and I want to give a tutorial regarding file permissions. I am using vmware workstation and when I go on ...
1
vote
1answer
7k views

I accidentally made my file system read only. How can I change it back?

I accidentally locked my Ubuntu System. Now everything is read only. The closest i can remember which might have done this is, I was trying to change the authority of a fstab symllink with chown -h ...
1
vote
0answers
160 views

How to become administrator again [duplicate]

Possible Duplicate: How do I add myself back as a sudo user? Well I was messing around with the user accounts and I noticed that my account was listed under "administrator". I knew that ...
23
votes
3answers
15k views

How do I add myself back as a sudo user?

I clean-installed Ubuntu 11.10 today, and then installed VirtualBox. This required me to add myself to the vboxusers group, and since 11.10 seems to no longer have a graphical app to add users to a ...
3
votes
3answers
2k views

How to run application under different user

I am using 11.04. I have two users. (User1 and User2). Could you please tell if it is possible to run Firefox or any other browser with another User's profile. Let say, I am using User2 to access ...
0
votes
1answer
2k views

Run jnlp applications with root permissions

There is an application called KeyToolIUI, a java application that works with certificates, I want to give to it the root permission to be able to edit cacerts, when I am trying to run it from ...
3
votes
2answers
12k views

How to change xorg.conf file with permission?

I want to edit the /etc/X11/xorg.conf file but I can't save the file. It says "permission denied." How can I edit the file?
10
votes
2answers
12k views

Adding user to a group - Why had to reboot?

I was not able to access the VirtualBox shared folder, so I made the user part of the vboxsf group. But, still not able to access it. Rebooting the guest resolved the problem. Is it a bug? A reboot is ...
3
votes
1answer
1k views

Can not read OpenPGP card as non-root?

Same OpenPGP card and reader setup were working fine on Ubuntu 11.04 Natty. After upgrading to Ocelet with a clean install I ran into the basically the same issue this guy posted about here. To ...
5
votes
1answer
17k views

Configuring Permissions for FTP and Apache

I have a web server (Apache2) that i access with FileZilla. On my web server i have a dir /home/admin/www that i binded to /var/www. So i can access it with FTP. This works perfect! But everytime ...
1
vote
2answers
282 views

Backup partitions belong to root, how do I fix it?

I've did a clean install of Ubuntu on my Notebook. I created 3 partitions, swap, the ubuntu partition, and a backup or files partition (located in /media/Backup). The thing that I don't understand is ...
4
votes
0answers
4k views

Bluetooth Permission Denied (13) error [closed]

After upgrade to Oneiric Ocelot, my Bluetooth is broken. It can recognize the device (my phone) and "Pair" with it (exchange passcodes) but when I try to Send Files to my phone it fails with ...
3
votes
1answer
798 views

How to set user rights in 11.10? [duplicate]

Possible Duplicate: How to manage users and groups? (GUI) I remember having a list of options of what a user can do in previous versions. For example, I want a standard user to be able to ...
1
vote
1answer
8k views

mount -o rw,<user> /dev/src1 /media/<mount-name> not working

I have burned the ubuntu iso distribution on my flash drive and I boot into ubuntu from the flash USB drive. Note that I am using the option 'Try without installing ubuntu' while booting. The problem ...
4
votes
2answers
918 views

Cannot change file name on desktop

I cannot change the name of a file/directory on the desktop through right click on the icon. The name becomes selected, but I cannot type in it. This has also happened in the past with some versions ...
4
votes
1answer
2k views

Give permission to user ONLY to install applications

I've been using linux for 6 years, but only now I had the task of creating 2 accounts into one PC. Those 2 accounts are Admin(Mine) and User(My Mother's), the problem is, when she tried to install an ...
6
votes
3answers
16k views

Permission denied error when trying to install with wubi

I run into problem when tried to install Ubuntu 11.04 on Windows 7 using wubi installer . It downloads the image for sometime and ends up with the error that says Permission denied: for more details ...
0
votes
1answer
89 views

How to do i put all my files where the paste function have been disabled?

I'm new to Ubuntu and I need to install Groovy graphics builder. I downloaded from here. The site says to do two things : Drop all jar files into $GROOVY_HOME/lib Drop the scripts into ...
8
votes
1answer
5k views

group access to directory

On my webserver i have a directory www that has the permission drwxrwxr-- and user:group root www-data so that apache can access it. Now i have added my account to the group www-data with sudo ...
6
votes
6answers
41k views

Change XAMPP's htdocs web root folder to another one

I'm trying to change the XAMPP's web root default directory /opt/lampp/htocs to another one like /home/me/Dropbox/public_html without success. I've edited the file /opt/lampp/etc/httpd.conf # old ...
5
votes
2answers
1k views

Giving a single user write permissions

I want to grant a single user write permissions to a directory owned by root over command line. With chmod, it seems that I can only change the permissions for owner, group and other, not for a ...
1
vote
1answer
282 views

How to downgrade user permissions on a java app after opening port 80/443

I'm a Java developer writing a web app (Jetty server). Are there any guides out there are how I might downgrade user permissions using Java? Most native Linux apps will start as root, open ...
0
votes
1answer
591 views

Error after upgrading Bugzilla from 4.0 to 4.0.2

I had a good working new installation of Bugzilla 4.0. I have upgraded to version 4.0.2 using the patch. Everything went ok until I had to clear the shutdownhtml field in the Params page ...
1
vote
2answers
720 views

How to access executable in a seperate partition? [duplicate]

Possible Duplicate: How to 'chmod' on an NTFS partition? I have just started using Ubuntu and I have my hard drive set up with an Ubuntu partition, a Windows 7 partition and a much ...
3
votes
2answers
376 views

creating .deb package but bad permissions into destination folder

I'm building a .deb package for my latest game, http://sundaycoders.host-ed.net/download.html. Everything is OK concerning files locations, menu entries and icon once deb package has been installed. ...
3
votes
1answer
2k views

Getting root access to a hard drive connected via USB?

Friend's old laptop running ubuntu has 'died' (too old to be worth repairing), but he wanted to save some family photos from the hard drive, so I took the drive out and connected it to my ...
1
vote
1answer
659 views

Why can't I open files and locations across a home network?

I have figured out how to get my two Ubuntu 11.04 machines to see each other, and I can look through shared files but when I go to open say a song in a shared music file I get an error message saying ...
5
votes
2answers
2k views

Allow/Deny a user from binding a range of ports

As it is, Linux fails to bind ports < 1024 for any user other than root. How do you blacklist or whitelist ranges of ports for specific normal users, so that they can not bind them, in the same ...
1
vote
2answers
3k views

Add user that can read / write a root, www-data files

How can I do that? I got user amira on my Ubuntu 11.4, I want him to able to see / read / write a root user files such as /etc/* and apache files
13
votes
3answers
40k views

Read Only usb stick that won't let me do anything to it

Somehow I messed up and accidentally made my usb stick into a read only file system. I have tried a bunch of things to delete the files, including the basic (rm -f myfile) and attempting to allow ...
7
votes
1answer
10k views

How do we know that a directory is apache writable?

I've been told that I should create a images folder and an assets folder, and that I needed to make sure that: "they are apache writable". I've also been told to make the app/runtime directory ...
0
votes
1answer
834 views

tar: Backing up an encrypted /home folder?

After some trial and error, I've managed to backup my Ubuntu 10.04 workstation and it's time for my Laptop. It also runs 10.04, but has an encrypted /home folder. Running the below snippet as root ...
0
votes
1answer
242 views

Skype crashes if run with normal user - no problem with root

Running skype on AMD64 : linux32 skype. If I use a normal account to connect skype, it crashes upon connecting, at the exact moment it is trying to play a sound file. My console then displays Aborted. ...
10
votes
4answers
21k views

Changing permissions on serial port

I'm using the Arduino IDE in Ubuntu, and am having issues with the serial port. It has worked in the past, but for reasons that may be unnecesary, I felt the need to change the ownership of some of ...
5
votes
5answers
7k views

How to enter to the directory with 'cd' command if it has 700 permission

I tried to use sudo cd name_of_dir but getting following error message: sudo: cd: command not found. Is there any other way to open a directory which has 700 permission?
2
votes
4answers
1k views

“Lock” one specific file so that I nor root no longer have access to it any more

To combat procrastination, I edit my /etc/hosts file by adding time-wasting websites and pointing them to localhost. However, the flesh is weak and I often find myself reverting my changes. I was ...
2
votes
1answer
301 views

why is access denied when I run hwinfo

I recently had someone install ubuntu on my laptop and something just doesn't feel right about it. I am a newbie and don't really know what I'm looking for or how to look for it. after trying to make ...