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

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1answer
830 views

Hewei Data Card Installation in Ubuntu 14.04

I bought a new data card From Amazon. Hewei-support 21mbps. It works great in windows 7 with the driver given. But when i try installing it in Ubuntu, i get the following error.. Kindly Help ...
1
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1answer
25 views

Files are avaliable only when they are executable on Ubuntu 14.04

Videofiles that I copied from windows ntfs partition are only avaliable when they have at least user execution privileges. When I set permissions to 644, I got Permissions denied. I even can't to view ...
0
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2answers
4k views

FFMpeg permission denied error

I installed ffmpeg into /root/bin I followed this guide: https://trac.ffmpeg.org/wiki/CompilationGuide/Ubuntu I now want a non admin to access it. I created a symbolic link in /usr/local/bin now if ...
1
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2answers
693 views

“cannot open file userpref.blend@ for writing: Permission denied” in blender

I'm using blender 2.69, installed via software centre, and when I save my user preference through File -> User Preferences and click on "Save User Settings" there is a message "cannot open file ...
1
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1answer
1k views

Joomla Files/Folders Permissions in Ubuntu

The recommended way of setting files and folders permissions in the joomla root directory is the following (from the help.ubuntu website) cd /var/www/joomla/ sudo find . -type f -exec chmod 644 {} \; ...
1
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0answers
549 views

Write access to linux ext3 files from windos 7

I've a dual boot system with ubuntu 12.04 and windows 7. I can access my linux files (partition format is ext3) from windows, but I cannot write to them. I've edited the properties of the linux drive ...
0
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1answer
324 views

What does the 'sudo -s' command do, and how is it used in this example?

I have the following doubt. In a tutorial related to a software installation that I am following say that I have to execute the following commands (I am doing it into an ssh shell, so this list of ...
2
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1answer
222 views

I am trying to share a file between windows 7 (host) and Ubuntu 12.04.4 (guest), using Virtual Box 4.3.12

I have put the folder (winshare), it has some data in it, that I need under Virtual Machine---Settings---Shared Folders---Machine Folders, and in Ubuntu I have created the directory ~/media/winshare. ...
1
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1answer
296 views

Adding an existing user to an existing group isn't working with usermod -a -G [duplicate]

I'm attempting to add myself to a group vboxshare such that my user can access a virtual box shared directory under /media. Seems easy enough. A quick google search gives a good looking answers: ...
0
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2answers
977 views

Revert permission of /usr back to root

I was doing some alterations but in one I messed up. I changed the permissions of almost everything inside the /usr folder to my own user. It didn't change everything because it failed in the middle ...
0
votes
1answer
3k views

Unable to change permissions for apache file 000-default.conf

I am trying to change the permissions for the apache file /etc/apache2/sites-enabled/000-default.conf when I input the command sudo chmod 755 000-default.conf the file still stays to ...
0
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1answer
627 views

I can't access my root user [duplicate]

I am a new Ubuntu user and I am using Ubuntu 14.04. When I try to change root permissions, I get some error reports. I have already tried sudo chown -R 777 / and sudo chmod -R 777 /. Please help me if ...
0
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1answer
223 views

Can not clone git repository setup using filesystem permissions but can ssh

I've setup a local git server on Ubuntu 12.04. The repos can be cloned locally on the server, but I can not clone the repo from another server. I can ssh to the server with the same config. ...
0
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1answer
142 views

Allow ftp permissions for every directory

I have a computer that I set up with Ubuntu but I don't have a monitor for it so it is a hassle when I need to change something in the file system because I have to unplug a monitor from one of my ...
7
votes
3answers
281 views

File permissions changed when using Copy (file syncing software)

I just started using Copy, and it seems great, though I am having one difficulty. I'm running two Xubuntu Linux computers, one at work and one at home. The one at work is 64 bit and the one at home is ...
0
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2answers
340 views

Using Apache2 to set up a basic webpage

I am having a problem with a test page I set up for my website. The config file (index.html) looks like this <html> <head> <title>Welcome to website.net!</title> </head> ...
1
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2answers
4k views

automatically set sudo chmod 777

is there a way to automatially set sudo chmod 777 for all the files, folder and subfolders in a directory. The sudo chmod 777 should automatically be set when a folder or a file is created in the ...
0
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1answer
1k views

Ext2-ext3 drives permission

I need to format a drive with Ext2 or Ext3 file system and copy a film DCP on it. I've used GParted to format the drive but cannot copy the DCP into the drive as it says I do not have the permission. ...
2
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1answer
2k views

How can I access and backup ~/.gvfs and ~/.cache/dconf?

I am creating backup and after completion I got this.. Could not back up the following files. Please make sure you are able to open them. /home/vinay/.cache/dconf /home/vinay/.gvfs I ...
48
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7answers
9k views

Why is 777 assigned to chmod to permit everything on a file?

I was asked in an interview why it is that 777 is assigned to take all permissions for a file. Why not 555? He said that there is reason for everything. So, what is the reason for 777? Why not any ...
1
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1answer
7k views

Unable to Login as root after mysql service restart

I installed mysql on Ubuntu 14.04 LTS like: sudo apt-get install mysql-server libapache2-mod-auth-mysql php5-mysql after completely removing mysql with: sudo apt-get remove --purge mysql-server ...
1
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0answers
191 views

Configure Truecrypt to work seamlessly

OK, this question shows how to install Truecrypt on Linux. But how to configure it correctly in Ubuntu 14.04, so it works fine: a normal user should be able to mount a truecrypt volume without the ...
1
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0answers
184 views

How do I Access Shared Files on a Samba Domain Controller from Win 7?

I set up a Ubuntu 14.04 Server as a domain controller. A Windows 7 client can join the domain, show the Samba shared directories in the network but cannot open any of them except the user's home ...
0
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1answer
167 views

Automated installation of “ubuntu-12.04.1-server-amd64”

The physical server contains two HDD, and Raid1 mirror relation has been established between them as shown in attachment. In ks.cfg , the information related to partitioning as as follow: #Partition ...
0
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1answer
167 views

Permission error trying this backup script

I am trying this Backup Shell Script from the server guide. Granted it's for my desktop running Xubuntu 14.04. The NFS is mounted and accessible. The script has been created and edited with the ...
0
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3answers
496 views

copy+paste problem from root to partition folder

I am trying to copy some folders from my portable hard drive to one of the partitions. The paste button is not working in the destination folder and whenever I am trying a drag-drop with my mouse, it ...
0
votes
2answers
35k views

how to give read, write and modify access to folders and files in my home directory mutually to other users on same computer?

I want to give access to some folders in my home directory to another user on the same computer and vice versa. how do i do this? right now the other user is able to see the contents but is not able ...
4
votes
3answers
1k views

Accidentally did “chmod -777 / ”

I accidentally did chmod -777 / now I can't access anything, when I restart a dialog shown like "your graphics is set to low", after giving ok, then there is a option " exit to login screen" when I ...
0
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2answers
71 views

Gimp options on Unity panel greyed out unless sudo

I'm using Gimp2.8-2.9 on 13.10 and all of the drop-down options to modify a photo from the unity panel menu are greyed out unless gimp is run as sudo. I can only assume this is a permission issue. ...
1
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1answer
116 views

change permission to read write and execute

How do I change the following folder shown below "manage" to read write and execute permission? What should I do? drwxr-xr-x 2 root root 4096 May 22 08:15 /var/lib/iHRIS/sites/manage I used the ls ...
1
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1answer
3k views

Permission when running script in Vagrant using Vagrantfile

I have created a vagrant box for running rails applications and I have managed to create it manually. My next step was to create a shell script that I can include in the Vagrantfile so when creating ...
0
votes
1answer
5k views

Change Folder Permissions and All Sub-Folders

I'm working on a PHP website at the moment and I'm doing a LOT of writing to files and directories. Whenever these files are made, they're automatically owned by Daemon and I have to go into Terminal ...
1
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3answers
4k views

bind fatal error cant open custom log

I have been having problems with bind9 on 14.04 LTS sudo service bind9 start produces next log May 20 21:47:46 c1 named[1110]: starting BIND 9.9.5-3-Ubuntu -u bind May 20 21:47:46 c1 named[1110]: ...
1
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3answers
1k views

Files transfered from Windows have owner “Nobody”. No file can be opened through Ethernet by Windows

After installing Ubuntu 14.04 there is a problem with my local network. In Ubuntu I can copy or open any Windows file from another PC by Ethernet. From Windows I can only copy files in both ...
6
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1answer
2k views

How did this exploit allow write access to root owned files?

For a computer security assignment at my university I need to find and understand an exploit that works on ubuntu 10.04. I have already found and tested one on an Ubuntu 10.04 machine (that I own) ...
3
votes
1answer
204 views

How to edit a protected file if I have no direct access to the filesystem?

I changed the brightness of my machine by editing the /etc/rc.local file and adding this line echo 10 > /sys/class/backlight/nv_backlight/brightness before exit 0. After reboot I can see that it ...
2
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1answer
127 views

How to refresh privileges on a script?

I have an script that modify files and group permissions. But it doesn't bring effects 'till I close the session and open a new one. Instructions where permissions are changed: sudo groupadd ...
0
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0answers
65 views

Read-only file system error when I try to create a new directory [duplicate]

I have this problem when I do: sudo mkdir /media/virtual_1 sudo: unable to open /var/lib/sudo/noob-scientist/0: Read-only file system mkdir: cannot create directory `/media/virtual_1': Read-only ...
0
votes
1answer
37 views

Accessing from another System with the same user

I have 2 Linux on the same pc, one is Ubuntu and the other is CrunchBang. I set the same value as user and password for both. Now I am on cranchbang partition and can access to to ubuntu partition ...
1
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1answer
210 views

What does ? in output of ls -la mean?

I'm having trouble with my webserver an noticed that the output of ls -la /var/www contains irregularily ? instead of permission digits, e.g. $ LANGUAGE=C ls -la /var/www/ ls: cannot access ...
1
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1answer
628 views

Changes to sudoers have no effect. Following basic Ubuntu tutorial

I'm following along the Ubuntu sudoers tutorial. Here's my exact /etc/sudoers file (screenshot instead of code block because the formatting was getting messed up). Notice the lines at the bottom ...
0
votes
1answer
140 views

I have formatted an external HD in ext4. But now I want all my linux PCs to be able access it

I am using Xubuntu 14.04 AMD64. I just bought an external HD. I have wiped everything in it and formatted to ext4 the whole disk. Now the only owner is root, I cannot create folders or copy ...
2
votes
1answer
3k views

Symlink error “This location could not be displayed”

Just upgraded to 14.04 (and it wasn't super easy, had a number of issues to fix...) I have a few external hard drives with video files. In my ~/Videos/ directory I had symlinks to those drives ...
1
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0answers
1k views

User has no permissions in sftp

I installed LAMP in my Digital Ocean droplet. I have successfully logged in to SFTP. However, when I try to do anything in my /var/www/html/ folder it says permission denied. It may be worth ...
0
votes
1answer
276 views

You are not the owner

While upgrading to 14.04 my PC lost power. Then I couldn't boot at all. I used a flash drive and then ran a check on the file system. Now I can see all the files I want to recover even though I can't ...
1
vote
1answer
2k views

Grant permission for new created files inside folder automatically

I have a folder which permission is set to 777 but when I add any files or folder unziping in that folder. Extracted files or folder permission never change . For a clear picture: -> Distination ...
0
votes
1answer
648 views

Can't access uploaded image to generate thumbnail in PHP [duplicate]

I had trouble fixing the file uploading, but then I ran chmod a+w /var/www and it worked - files were being uploaded to my specified directory. However, my script also generates a thumbnail ...
1
vote
1answer
2k views

Upgraded from 12.04 LTS to 14.04 LTS, Spamassassin Upgrade Issue

I recently upgraded my server from 12.04 LTS to 14.04 LTS. Mostly everything went well. However one thing isn't working for me and I'm trying to figure out what I missed. I re-visited the settings ...
0
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2answers
755 views

user postgres cannot access drive even after permissions and group membership are provided

I have been working on this for the better part of the morning. So I upgraded to ubuntu 14.04 last night, and that went smoothly. But there is an issue with the postgres user and access to my ...
4
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2answers
101 views

How to create two users who can read files of each other?

How to create 2 users a and b from shell, that will be able to read files of each other( say a can read the files of b, and b can read the files of a) . sudo adduser newuser sudo passwd newuser