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

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26 views

Security risk of shared folder outside home folder

I recently set up a shared folder over my network sharing files that are located on hard drives attached to my Ubuntu machine with an Android home theatre system. Since I am NOT the owner of the ...
2
votes
1answer
52 views

Setting correct permissions on var/www/html/ [duplicate]

After reinstalling 15.1 I have a lot of problems with my permissions. I constantly have to adjust them manually. That means I'm doing it wrong. Here is what I do: I create a folder. The ...
-1
votes
1answer
30 views

Why .cpp files can run on xterm when .c or .cc files can't?

i wrote a code on codeblocks, compiled it and it created a executable file but didn't run. xterm is showing permission denied. but when i saved the program with .cpp extension it worked well and ...
0
votes
0answers
13 views

Permissions for second HDD

I'm new to Ubuntu and have just installed Ubuntu Server 15.10 and want to use it as a file server shared by a group of users using Windows 7/8/10. The users are set up on Ubuntu with the same un and ...
3
votes
0answers
45 views

File with strange permissions

I am trying to access an image file in my code, but my code is telling that it does not exist. However, listing the directory where the image is I can see it, but I got the following strange output ...
1
vote
1answer
31 views

Open a file with gedit over ssh

I am trying to display a file with gedit, from my home, when connected to ssh in a machine of my uni. However, something is wrong with permissions. gsamaras@gsamaras:~$ ssh -X user@machine.gr ...
0
votes
2answers
70 views

Opera-stable seems to lack premissions/privileges in 14.04

So I installed the official version of Opera named "opera-stable" in the Ubuntu Software Center. When I run it from launcher, it launches twice and displays a message (Translated to English by ...
0
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2answers
28 views

safe files in c on ubuntu 15.10 [duplicate]

I would like to write a Software and this Software have to save files in /usr/share/xy/. The Software would write and read this data with fprintf() and fscanf(). The owner of the directory /xy/ is ...
7
votes
3answers
175 views

Same script opened in three different ways produces three different results. Why? [duplicate]

I have a sample script (credit goes to kos): #!/bin/bash cat <(cat /etc/lsb-release) I save this script as somename.sh in my home directory. Now, I try to open this file in three different ...
0
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0answers
25 views

Cannot access one samba share from Windows, but can access another

I'm sorry, I really can't find another question that describes my problem. My scenario is as follows: I have one computer running Ubuntu 15.10. It is my primary computer and it runs a few different ...
3
votes
1answer
39 views

How do I sort the output of “ls” by last modified - including the date?

So the output would be either: Most recent at the top OR most recent at the bottom - giving the times when the contents of the working directory were modified? Apparently, ls -t is supposed to give ...
0
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0answers
30 views

Getting Permission denied when trying to setup rTorrent with lighttpd

I want to create locally a rTorrent RPC server. I installed rTorrent, here is ~/.rtorrent.rc download_rate = 500 #upload_rate = 150 directory = ~/torrent/data session = ~/torrent/session ...
1
vote
1answer
33 views

Mount share in fstab for multiuser access

I have a network share that is mounted through fstab with the following line: //[url/share] /media/mountpoint cifs ...
0
votes
0answers
19 views

Permissions on Computer Drive

How do I get ownership permission on Ubuntu "Computer" drive in Ubuntu 14.10 "Files"app ? I upgraded from Ubuntu 12.XX and found that I no longer had ownership to delete files from "Computer" Drive. ...
1
vote
1answer
67 views

Steam Library-Must be on a filesystem mounted with execute permissions

I've looked at various questions and threads and forums on this and nothing has worked. I've been trying to mount a HDD that I have my linux games installed to. This drive worked flawlessly in the ...
0
votes
1answer
33 views

Mapped Network Share to Media folder

I am really new to linux and i have two ubuntu machines at home each with a usb hard drive plugged in. I managed to share the drives between the two machines so they both have read and write ...
0
votes
1answer
116 views

Why do I get a “Permission denied” error every time I try to execute a C++ program?

Every time I try to execute a program, no matter what program, I get this message: bash: ./filename.cpp: Permission denied When I compile I have no problems, it works fine. But when I want to ...
0
votes
1answer
29 views

Images not showing on my website [closed]

Im creating a little site and whenever I try to use an Image thats saved on my Computer it wont show up on localhost. I use following codes or in css background-image: url(Pictures/home.png); its ...
0
votes
0answers
19 views

How do I mount a file system with execute permissions on ubuntu [duplicate]

I want to do this so that I can install games on separate hard drives on steam but I can't because I keep getting an error saying New Steam library folder must be on a filesystem mounted with execute ...
0
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0answers
74 views

Problem with shared folder on Ubuntu 14.04

I've mounted a shared folder on my virtual machine, but I can't access it. I can only access it through sudo nautilus but even when I use this ...
0
votes
0answers
25 views

Samba NAS Help (Raspberry Pi)

This has been asked before (I could link to 3 other posts I've seen here), but none of them have been answered. I have also posted this on http://raspberrypi.stackexchange.com/ but was advised to post ...
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votes
1answer
28 views

Trouble with Transmission

I have a 30gb root setup, and when i download anything from Transmission, it takes up the whole 30 gb. The save to location is Downloads. I tried changing the location to /media/.../Downloads, which ...
3
votes
1answer
59 views

How to give Solaar root permission on startup

I have a Logitech M315 mouse with a nano receiver and have Solaar installed so that I can use it on mu Lubuntu laptop. Solaar runs on startup like I would expect it to, but whenever I plug in my nano ...
0
votes
1answer
22 views

Permission denied when deleting empty unity-tweak-tool config folder

Recently I've decided I want to delete the unity-tweak-tool. I've removed the program files, purged related files, but when it came to the empty folder in my .config folder, it says my permission is ...
1
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0answers
68 views

Ubuntu Server joining an Active Directory Windows Domain

The gist of what I want to do is add some Ubuntu Server hosts to my Windows Active Directory (2008r2 level), limit access to each server via a group, then further limit the sudo permissions on the ...
1
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1answer
31 views

Cannot download files to SMB shared folder

I have shared a folder on machine A running Ubuntu, see Cannot access shared folder on another Ubuntu machine for details. On machine B (also running Ubuntu), I can access this shared folder through ...
1
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2answers
55 views

Failing to install wireshark because of errors in wireshark-common as a sudo Super User

I don't have the root password so I entered sudo super user mode in an attempt to install wireshark on my laptop. I've tried installing wireshark previously but I did not have root access the first ...
0
votes
1answer
38 views

Unable to access files created in Ubuntu [closed]

Lets say I create a file on the desktop, I can open it just by double clicking it. But when I move it to another location or paste it back to the desktop, I'm unable to gain access to that file. ...
0
votes
1answer
74 views

logrotate fails to rotate logs: error setting owner

Recently I've noticed that logrotate does not rotate my logs. user1@host:~$ /usr/sbin/logrotate /home/user1/logrotate.conf -v gives me an error: error: error setting owner of /home/logs/mylog.log.1 ...
0
votes
1answer
14 views

Backup and restore whole system with TAR issue

This happened a few times. So I am curious why. For some purpose, I did tar cf /backup/os.tar / --one-file-system. Then booted into rescue system and remade root filesystem. Then tar xf ...
0
votes
0answers
30 views

Permission issues in Ubuntu 15.10

Following this article I changed the permission for the user hduser and ever since then, I've not been able to log into my primary user profile, which is called nikhilken. When I put in the right ...
3
votes
2answers
30 views

Hide/Don't list non-readable folders

In a multi-user environment using Ubuntu server 14.04 as a shared drive All users connect via SFTP using Filezilla/WinSCP and are chroot to /home/company-folder/ Each user has also its own personal ...
0
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1answer
160 views

Apache2 Virtual Hosts with Ubuntu 15.10 changing DocumentRoot

Background - I just purchased a Ubuntu 15.10 laptop (System76) and moving from Windows 7 (YES! - really enjoy the boot speed and app speed). On Windows, I had an Apache, MySQL and PHP stack and number ...
0
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0answers
12 views

How to make Apache2 login using PAM and access files using file system permissions?

I've searched & Googled for hours but haven't found recent solutions (re: PAM, mod_auth_pam or something ... is obsolete). I want users to login using their ubuntu usernames and password, so I'm ...
2
votes
0answers
31 views

Access Samba Share using Active Directory (LDAP)

I have Samba installed in our server and it is running fine. We have hundreds of folders in Samba share, and we use user.map to map list of users to specific folder in smb.share file. Since users are ...
0
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0answers
63 views

Cannot install anything – missing privileges

I recently updated to Ubuntu Wily Werewolf (kernel 4.2.0-21-generic) and since then every time I try to install anything I keep getting the following error: org.freedesktop.PolicyKit.Error.Failed: ...
5
votes
1answer
99 views

How to create a directory users can't delete (but can delete files in it)?

Is it possible to create a directory that ordinary users cannot delete, but they could create and delete files and subdirectories inside this directory? i.e. for /share/permanent/ users could ...
0
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0answers
39 views

Matlab crash when I try to compute a product which involve the transpose of a vector

I am new therefore I hope not to break any rules already in my first question. I installed Matlab 2014a in Ubuntu 15.10. When I try to run this simple code Matlab crashes: a=[1 2]; a*a'; This ...
3
votes
1answer
286 views

Adding run as root for nautilus in unity

I am seeking for a way to make run as root option shown in "Files" context menu of Unity so, I get rid of using terminal every time I want to access nautilus as a root. I found the original concept ...
3
votes
1answer
64 views

Kubuntu automatically mount USB in /media/usb0 as read-only

After a fresh install of Kubuntu 15.10, my USB drive is automatically mounted as read-only in /media/usb0 instead of /media/<username>/ Mount output $ sudo mount … /dev/sdb1 on /media/usb0 ...
10
votes
1answer
883 views

000 permission for a single file is not working well [duplicate]

I have set 000 permission for a single file writing this code: sudo chmod 000 ./Desktop/*.gif But still this file is deletable and renameable (but not readable). Although this code: sudo chmod ...
0
votes
0answers
45 views

MiniDLNA permission issues during installation

I am running Ubuntu Server 14.04.3 on ESXi6. I am trying to use this device as a media home server so I found minidlna, I am trying to install it, but it keeps error on this: Starting DLNA/UPnP-AV ...
2
votes
0answers
26 views

Why are some mass storeage devices read only? [duplicate]

I have a card reader in my laptop. Today I needed to copy some files to the SD card. Unfortunately, Ubuntu said it's read only. It wouldn't let me set permissions for the SD card in nautilus either. ...
0
votes
2answers
26 views

Removing duplicate directories

I'm backing up some files from my wife's computer (iMac) to my file server (Ubuntu). I'm using an external drive to which I've previously copied some of the files but I've since decided to use rsync. ...
0
votes
0answers
116 views

don't have permission to access / on this server. Apache/2.4.7 (Ubuntu) Server at localhost Port 80

I can access my http://localhost/ and I have no idea what I have done. I know it did work, and my server restarts every time I ask, php is also intalled, but I see no website, and then I changed my ...
0
votes
0answers
48 views

How to allow both user and www-data to upload

I have a user (developer) that is the member of both www-data and admin. The folder has the following permission and ownership. The problem is that I can't use php to upload files. It says "failed to ...
3
votes
1answer
39 views

Cant copy files into USB stick. USB stick is Read only

Ok so when I do sudo fdisk -l, I get this: Disco /dev/sda: 1000.2 GB, 1000204886016 bytes 255 cabezas, 63 sectores/pista, 121601 cilindros, 1953525168 sectores en total Unidades = sectores de 1 * 512 ...
3
votes
0answers
57 views

Unable to Install Openssh-Server on Ubuntu Server

I am trying to install OpenSSH-Server and receiving following error, Unpacking openssh-server (from .../openssh-server_1%3a5.9p1-5ubuntu1.7_amd64.deb) ... /var/lib/dpkg/tmp.ci/preinst: 17: exec: ...
0
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0answers
43 views

Cannot write log file -Squid 3- Permission denied

I'm running Squid3 on my Ubuntu 14.04 LTS, When I type squid3 on terminal it shows WARNING: Cannot write log file: /var/log/squid3/cache.log /var/log/squid3/cache.log: Permission denied ...
1
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1answer
65 views

How to automount ntfs internal hard drive as user

The title pretty much explains it. I am on windows and ubuntu dual boot. When I set automatic mount options on in the app disk, the system does not auto mount the drive. I need to click the drive to ...