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

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2
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1answer
549 views

What are the default permissions of /etc/fstab?

I changed the permissions of my fstab file to 777. What were the default permissions?
0
votes
1answer
23 views

Error saving to MBR

I get the following error when I try and save to MBR in Grub Customizer. It used to work OK, it there something I need to do to make changes to the Grub Menu stick?
2
votes
1answer
1k views

How come I cannot make this file executable (chmod permissions)?

I downloaded Android Development Tool for linux (ADT) and placed it in home directory. After unzipping the files, when I double click the "eclipse" executable file; the eclipse works perfectly fine. ...
1
vote
0answers
177 views

How to create a shell account and restrict users to their home folder

I was wondering how in Ubuntu Server 13.04, how to limit a user to be able to only access their home folder and NOTHING else on the server. Thanks, Stephen
17
votes
7answers
131k views

SSH Permission denied (publickey)

I have tried searching previous questions for answers to my question but all of the answers that have been suggested previously haven't worked for me. I am trying to connect to a linode (running ...
0
votes
1answer
2k views

Permission denied error when compiling fortran code in Netbeans 7.3.1 on ubuntu linux 12.04.2

So I read through a bunch of posting about similar issues, but none of them seemed to fix this problem. I am running netbeans 7.3.1 on ubuntu 12.04.2 x64. I wrote some fortran code and saved it to an ...
1
vote
2answers
3k views

How do i change the password of root, using webmin in one command line?

I have lost root password of one old server, where i can only have normal user login and via webmin login. Via webmin interface i have one option to execute command, i have been trying the following ...
0
votes
1answer
214 views

How do I change the permissions of a system file on every login?

I need to make a system file writable without using sudo so I typed: sudo chmod 646 /path/to/file It worked… …until I rebooted, because the file is recreated on every boot. How do I change the ...
1
vote
2answers
918 views

What happened to dconf/Nautilus “show-advanced-permissions” in 13.04?

When using Nautilus and right-clicking on a file > Properties, user is presented with a permissions tab. The default UI for this permissions tab is horribly difficult to understand and calibrate and ...
1
vote
1answer
279 views

Any way to back up a remote host with rsync without opening up for root access on either end?

I'm setting up a VPS that'll host a couple of sites, and I'd like to back up everything to another host which has a nice massive ZFS, allowing me to snapshot frequently. With the knowledge I have ...
0
votes
4answers
3k views

Cannot modify files in /root

I'm trying to modify files in the /root folder but I can't because I don't have permission. I don't understand what is happening because i thought i'm logged in with the root but the name is just ...
2
votes
1answer
351 views

Using Ext4 partitions on external storage

If I want to use a USB flash memory or an external hard disk to transfer data and at the same time I want to use ext4 partitions on them. How could I do that without getting problems regarding ...
1
vote
3answers
7k views

How to reset default permissions for /etc?

By mistake I have made permission changes for /etc. Now it's giving me the following error message: bash: /etc/bash.bashrc: Permission denied I have no name!@chandan-Inspiron-5520:~$ sudo ...
3
votes
2answers
2k views

No permissions on new partition.

I am a novice linux/Ubuntu user who is just discovering the joys of a lightweight, free software environment which gives control to the user. To protect some of my data (photos) from the rigours of ...
2
votes
2answers
419 views

Is there a way to gain superuser access from a Qt app

I'm designing an app that needs to configure iptables with root. Is there already some sort of framework that can be used to gain superuser access with an app or will i have to design my own?
3
votes
1answer
171 views

User is part of a group - except he's not?

I'm really confused about this. I need to give a user read/write access to /var/www and followed the instructions in that question : Whats the simplest way to edit and add files to ...
0
votes
1answer
1k views

Can't mount ntfs disk with the certain set of permissions (root's ones)

I need to mount an ntfs disk with the certain permission and for an user alex be able to have the same as root would have. Here is my file /etc/fstab /dev/sda2 /media/win_disk ntfs-3g ...
1
vote
1answer
3k views

Access USB Flash drive from Wine

Im trying to use recuva (a file recovery program) on WINE because some files on a corrupt USB Flash drive just did not get restored using PhotoRec for linux. The problem is, I can't select the USB ...
4
votes
1answer
798 views

File ownership in 13.04 set to messagebus instead of syslog for /var/log files

Forgive me if this has been asked and answered already, I did search and couldn't find anything. On 12.10, /var/log files were written to. auth.log, syslog, and others. However, both fresh install ...
0
votes
1answer
155 views

“Ownerless” (no permission) SSD-friendly filesystem

A bit of context and needs: Most time I'm using Ubuntu machines. I have a laptop which I do not carry around a lot, so I'm in usermode (no admin permissions) lots of time. I have a large and fast ...
0
votes
2answers
215 views

Login problem - enter password and it just asks fo rthe password again

I am running Ubuntu 12.04 on an IBM T43 laptop. I hadn't used the laptop for a few weeks and forgot the password so reset it using the info found on here but now after entering the password the screen ...
0
votes
4answers
1k views

Reinstalled Ubuntu 12.04 and now I cannot change preferences like theme, wallpaper, and nautilus preferences

So I just down-rev'd ubuntu from 13.04 back to 12.04 LTS desktop 64 (Precise). I am using Unity. I just reformatted the Ubuntu partition, but kept my home directory intact, and everything seemed to ...
0
votes
3answers
17k views

My 'USB flash' does not have right permission. I can't copy files into it via Nautilus?

I have a USB cooldisk 8.0 GB. it was full of Windows viruses. I tried to delete them under Ubuntu 13.04, but it didn't allow me to delete anything! I formated it by the software 'Disks' to FAT ...
4
votes
2answers
4k views

Truecrypt read only Ubuntu

So i have an issue with Truecrypt after moving across from my Mac OSX. Treucrypt file container created in MacOSX, now living in my Ubuntu home folder. Now when I mount my Truecrypt volume (asks for ...
12
votes
1answer
335 views

How to take ownership over an existing Ubuntu Software Center app?

My name is Michael Tunnell and I am one of the project members of the download manager, uGet. uGet has been out of date in Ubuntu for over a YEAR and we are trying to fix that. (You can verify my ...
2
votes
1answer
6k views

How to fix OSError: [Errno 1] Operation not permitted (when opening file with sublime text 2)

After installing sublime text 2 using the following code: sudo add-apt-repository ppa:webupd8team/sublime-text-2 sudo apt-get update sudo apt-get install sublime-text (Slighlty relevant) I ...
-1
votes
1answer
590 views

How to get r/w permission for a directory for a particular user?

In my ubuntu server a directory named "softwares" is shared via samba for windows clients. The directory has only read permission. I am the system admin working on the ubuntu server. I am also not ...
0
votes
1answer
102 views

Don't allow an user to delete a file owned by the user

I have an FTP server with an user called "thomas". Every file in that FTP folder is owned by "thomas". There is a file called "screenlog.0" and I don't want it to be deleted by "thomas". How to revoke ...
1
vote
1answer
42k views

Permission denied to copy or paste files in the system folders [duplicate]

Problem Statement: Well I have installed Xampp 1.8.1 in my Ubuntu 13.04 64 bit system. But I couldn't paste my web files to the /opt/lampp directory where lampp is installed. As I try to paste my web ...
11
votes
1answer
324k views

How can I chmod 777 all subfolders of /var/www?

I’m running a webserver and FTP server, wherein /var/www is bound to /home/user/www. I set both directories to chmod 777 (which is fine since it’s for testing only). I can upload files into ...
0
votes
1answer
234 views

How to login as super user?

I use the Ubuntu 12.04TLS and I believe I am the admin user. However when I create a file (for example using editor like Sublime Text2) and save it in my var/www/ folder, it always pop Unable to save ...
0
votes
1answer
718 views

Need hdd access from live cd

Something went wrong with the kernels of my current installed Ubuntu, and because of this i can't access my Ubuntu installation, so I'm trying to make a back-up using a LiveCD and copying everything ...
1
vote
3answers
8k views

Permission denied error

I am not able to change into a root user, problem is when I give the command root, it asks for password, but the keyboard doesn't work after that though the enter key. After three strikes says "three ...
1
vote
1answer
641 views

“Permission denied” error using dpkg-scanpackages and gzip

I'm quite new to Linux. I wanted to set up my own local apt-repository using instructions given here. However, when i execute the script as: #! /bin/bash cd /var/www/debs/i386 dpkg-scanpackages . ...
1
vote
1answer
399 views

12.04 /var directory default user:group ownership

I'm pretty sure I recursively messed up the default /var user:group ownerships. I've tried to restore them to the best of my ability by searching. Specifically, I'm worried about /var/lib. ...
1
vote
0answers
774 views

Executable file not executing

I cannot run an executable file, and it seems that all permissions, owner, etc. are correct. I don't understand the problem; I hope that someone will find a solution. I'm logged as tux. ...
1
vote
1answer
3k views

how to change permission of user using GUI

been using linux/ubuntu for a while, and been always annoyed as to why i cannot create folders, overwrite files and stuff using GUI(desktop). but i can however, manipulate the files using sudo CLI. ...
1
vote
1answer
3k views

How to change NTFS ACLs on linux?

It is not about samba configuration, I want to change Windows permissions on a external NTFS drive, or another partition in my PC whose runs Windows, or even a network directory (but my PC is not the ...
1
vote
0answers
288 views

how to recover file and folder permission?

I made this mistake at the /usr directory sudo chmod -R 777 bin The next time i used sudo, it gives me this prompt: sudo must be setuid root What I did is copy and replaced this sudo thinking it ...
1
vote
2answers
4k views

Running truecrypt on ubuntu without root privileges

I have an encrypted trucrypt volume that I would like to mount from my university labs running Ubuntu 12.10. I do not have root permissions. I download the file truecrypt-7.1a-linux-x86.tar.gz from ...
0
votes
1answer
752 views

Changing directory permissions [duplicate]

Hey I need to change the permissions of the /var/www directory But it won't let me. I've tried the chmod command, I've also tried it with sudo and still nothing. Please HELP!! ...
0
votes
1answer
300 views

Permission problems with LVM

When fiddling with Ubuntu 12.04 LTS (Precise Pangolin) server installed with LVM enabled, I accidentally tried to copy a 100 GB LVM file to an .iso file using the dd command into a 20 GB ...
1
vote
1answer
518 views

Unable to Mount anything; USB, internal drives; do not have permissions; HELP!

I am using Ubuntu 12.04 LTS on a USB on an HP Pavillion. I posted a problem about removing Thunderbird. I was advised to use GKSU Nautilus to become root, or as I understand it, SUPERUSER. I could ...
0
votes
2answers
1k views

Set myself as owner of /etc with chown command now getting all kinds of errors

I needed to edit a .config file (which I know for a fact is not creating these problems, just to clear that up) and it wouldn't let me save it, so I took ownership of /etc and all contents with the ...
2
votes
1answer
21k views

How to restore the default chown permissions on a directory / file? [duplicate]

I am using Ubuntu 13.04 x86_64. I wanted to own whole stuff in my home directory. So I executed these two commands. sudo chown -RcH rootkea ~ sudo chown -RcL rootkea ~ Now due to those symbolic ...
2
votes
0answers
703 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 ...
0
votes
1answer
727 views

cannot change permission of a dir

I mounted a windows folder into my ubuntu so i could just drop my .torrent files //192.168.1.61/shared/torrent on /root/downloads/torrents type cifs (rw) but, whenever i put .torrent file inside my ...
0
votes
1answer
485 views

Setting Permissions - Best Practices?

I have read through the permissions tutorial on ubuntu.com and still have a few questions. i really dont understand the "group" part of the permission, what group, and how do i change the group as ...
0
votes
1answer
589 views

How should I Change Permissions (Dirs & Files) recursively in an mp3 external hard drive?

this is not that simple as it sound, so please read carefully before answer (I really tried before writing this). So, the problem is the following. I have an external hard drive, NTFS of 2TB. It is ...
4
votes
1answer
1k views

Configure owner and permissions for upstart log files

When logging an upstart job with the standard console log stanza, can the resulting log files in /var/log/upstart be configured to be written with a mode or owner other than the default?