chmod changes the permissions of each given file according to mode, where mode describes the permissions to modify.

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30 views

Executable file - No such file or directory

First I made a shell script executable by typing chmod a+x try1.sh in the terminal. Then, when I double-click on try1.sh and select 'Run on terminal', the screen just shows 'No such file or ...
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0answers
27 views

Using chmod while installing a program [closed]

I am the only user of my PC, so the file permissions is not an issue, trying to install a program , found the instruction on the net. One step says, “chmod 755 /root/Desktop/”name of the program”/src”...
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4answers
11k views

Why does chmod 777 -R / leave the system unusable?

I'm only granting permission to all to do anything but why does the system crash by giving permissions only? I'm only modifying the permission not changing the files.
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1answer
55 views

Why does chmod have two different meanings for 5?

I think I have a pretty solid understanding of file permissions, but there's one specific set of permissions that has an element I don't understand. The permission set 0755 should show as rwx-rx-rx ...
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1answer
35 views

How to fix chmod -R 777 /usr

I know :) I'm an idiot :) I did chmod -R 777 /usr I was able to run chmod -R 755/usr from recovery mode. Now almost all work well. But the Software update and a few other futures still don't work. ...
0
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1answer
23 views

Issue with dir is other-writeable but not sticky (blue text, green background on all directories)

Some background: Distro: Ubuntu 16.04 LTS Experience level: Not new to Linux, but not an expert. The issue: When working with SMART Tools to check an external USB drive, somehow I managed ...
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1answer
45 views

How to change access rights for /?

I accidentally changed access rights on / for my Ubuntu 16.04 using sudo chmod 466 /. I was supposed to change access rights for a file but instead I accidentally executed a chmod on / (root directory)...
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0answers
14 views

automatic logout system display login screen

I changed permission to /usr/bin/sudo folder. Then I cannot login to my user, getting sudo error root login access. I changed permissions of /usr/bin/sudo to 4755 using root login but my other user ...
-2
votes
1answer
23 views

What is doing this? [duplicate]

When I try to download new software or update (in terminal) I get these errors... W: chmod 0700 of directory /var/lib/apt/lists/partial failed - setupAPTPartialDirectory (1: Operation not permitted) ...
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1answer
57 views

Ubuntu doesn't set Permissions(chmod) on NTFS files even after Setting Udev Rule

I know the fact that chmod does not work with NTFS. However, I'm trying to set a permission (say 0755) when I mount an NTFS drive using Nautilus. I've already configured a udev rule for that; I have ...
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votes
1answer
46 views

chmod not assigning permissions properly?

We are testing osTicket which is an open source ticketing system and have set everything up, but when we try to connect to the page we get blank results with the following error logs: [:error] [pid ...
0
votes
1answer
91 views

Missuse of chmod -R 777 ./ [duplicate]

I ran something like: sudo chmod -R 777 /. In my Ubuntu 16.04 LTS it shows many errors on display, but anyway, the damage was done. Now I can't use sudo sudo: error en /etc/sudo.conf, línea 0 ...
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1answer
55 views

cant open script as application

I'm trying to install puush on my computer, everything works great until I run chmod +x, after that the script will still only open in gedit. I read through similar questions on this site as well as ...
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0answers
74 views

How to fix permission changes automatically?

~$ sudo chmod 777 . [sudo] password for aswin: chmod: changing permissions of '.': Read-only file system ~$ I tried to change the permission in the Terminal but it always says chmod: changing ...
0
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0answers
53 views

Can't get correct permissions for /var/www/html/

I've read several threads here talking about this issue and tried all the solutions provided, none of them are working. Whenever I try composer install I get a bunch of errors saying cannot install [...
0
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1answer
40 views

Missing Operand

I am new to Linux . I am trying to run this command mhn@ubuntu:~/mhn$ sudo chown www-data/var/log/mhn/mhn.log but getting the following error chown: missing operand after ‘www-data/var/log/mhn/...
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0answers
16 views

How to recover administrator permission and media access for normal user?

I have a dell pc with ubuntu 14.04 lts version for my work. On a spring day, my system administrator removed my system's administrator permissions and removed my media access. He used the following ...
0
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1answer
37 views

Why won't chmod +s allow me to do stuff in root's stead? [duplicate]

I have a very specific command I'd like anyone to be able to run. For the sake of example, let's pretend the command is ip addr flush dev foo0. I found this and this. Unless I'm misunderstanding ...
0
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1answer
30 views

Adding users and giving special permissions

I have tried different things with chmod and adduser commands but it will take too much time for me to do this. Here is what I try to do: Lets say I will add 3 users to my system. Each user can read ...
0
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1answer
73 views

Definitive permission to folder

I'm giving full permission in a folder using chmod: chmod 777 /srv/folder Inside this folder many other folders and files will be created. My problem is that the full permission does no apply to ...
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vote
1answer
69 views

Can't give write permissions to /root?

I am trying, and failing, to give the user jenkins write access to /root. Firstly: Yes, this is not something you would normally recommend doing. But for some reason Jenkins is insisting on writing ...
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0answers
49 views

rutorrent / rtorrent - strange permission problems

rtorrent via rutorrent front end was working fine, then I did a sudo apt-get upgrade and all hell broke loose! (and plex stopped being able to access too). Original setup was for all completed ...
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1answer
63 views

Woops. I did “chmod 777 /” [duplicate]

I was in a rush and accidently did "sudo chmod -R 777/". As you can imagine, everything is broken. I can't access sudo either. Is there a solution to this, or will I have to do a clean install?
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0answers
10 views

How to revert the permission of folders and subfolders [duplicate]

I ran the command sudo chmod -R 777 / . Due to my ubuntu partition is now unlocked. However when I realized my mistake I halted it in between. As a result of which still few files' permissions are not ...
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0answers
15 views

Chmod for a mapped network drive

In Ubuntu 14.04, I have mounted a network drive in Nautilus, by using Connect to Server and entering smb://xxx.yyy.zzz. What I want to do now, is to modify the access rights of the directories in this ...
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0answers
58 views

New Samsung printer driver wedged with “Cups insecure filter” error, won't print; won't change permissions

I installed the Samsung ULD Universal Drivers for a M2070FW on Trusty. The driver hung with error "Cups insecure filter", refusing to print any test page no matter how many times printer was Added or ...
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22 views

LPG-TD planner…executable file problem

I want to install lpg-td-1.0 planner. There is an executable file named lpg-td-1.0...I used chmod +x (with directory) But in terminal I am getting "lpg-td-1.0: command not found" What I am doing ...
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2answers
139 views

chmod not working in a non super user

I have created a file named *.txt in /home using following command: sudo nano *.txt Then I have changed owner of *.txt to a user that I've created: sudo useradd -c "ABC" sudo chown ABC *...
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3answers
114 views

What will be result of chmod -R 777

I accidentally did a sudo chmod -R 777 . in /var/www/html/mysite folder. What will it result to? I wanted to save some time by not changing my folder before running the command as well as not typing ...
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4answers
257 views

Sudoers.d Permissions denied

I am running ubuntu 14.04 in DardDrive. I was taking the Steps for Setting up and Running sudo located here http://snag.gy/JAGgt.jpg. But every I type sudo "whatever" as user ($), I get the following ...
3
votes
1answer
44 views

Ubuntu backup using bash commands/command line

So i accidentally run the command: sudo chmod -R 2777 / Wenever i login, it would only bring up the bash command line interface. Now how can i backup my system using only bash commands? i have ...
1
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1answer
76 views

ftp> how to recursively search and change mode?

Sorry if that was a repeated question! all my search results leads to 'SSH' results... I'm asking about FTP, How can I recursively change mode from FTP using the terminal? Again: I'm using FTP, not ...
2
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1answer
52 views

Auto chmod and launch?

Is there a way to have all files chmoded and then launched automatically? Say when I have my pc off, I insert a usb stick with a game on it, a lot of random files need to be chmoded and then I would ...
0
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1answer
32 views

How can I make permanent permissions for a directory using chmod?

I want all the new files I create in the directory to have specific permissions, but whenever I create a new file in the directory, it gets the default system permissions even though I used chmod -R ...
0
votes
1answer
30 views

Copy of the file /bin/sh not executing as expected

I have Ubuntu installed in VirtualBox on Windows 10 only for two days, so this may sound silly. I have a reasoning problem somewhere and I don't know why. I copied the file /bin/sh to my own directory,...
0
votes
1answer
27 views

permissions, changing ownership

I have a flash drive which contains recovered files from my old mac, I installed Ubuntu just to recover these files, I have no other purpose for the OS. The drive shows owner "Root" and the files are ...
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1answer
150 views

“No such file or directory” after chmod

I downloaded my professor's "shell" program and am trying to run it on my machine to do some homework. When I tried to run it from terminal using ./shell I got a "Permission denied error". After ...
1
vote
1answer
40 views

Incorrectly ran chmod 754

I accidentally ran the following command: sudo chmod 754 opencv instead of sudo chmod 754 home/mrman/opencv Now I can't access the folder which contains all the OpenCV files without being root. ...
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0answers
61 views

Program has no access to files after running chmod 777 -R

I transferred some Minecraft server files from one server to another, both running Multicraft control panel. I didn't have permissions to run the new server files from the second server, so I used: ...
3
votes
3answers
128 views

chmod 777 on a home network

I decided to make my home server an Ubuntu Desktop machine. After searching online, I installed Samba and connected my other Windows pc with my Ubuntu desktop. When I shared files from the server to ...
0
votes
1answer
66 views

Unable to run *.run intallation packages

I'm using xubuntu 15.10 amd64, i tried to install .run packages but couldn't. i did blow jobs: sudo chmod +x sample-file.run sudo ./sample-file.run i tested this command for a few 64 bit packages ...
0
votes
0answers
19 views

Mumble can't read input devices

I'm a competitive player and I need mumble. When I installedmumble and used the Push to Talk feature, I can't seem to bind a key. After googling a bit, I found this site, which tells you to either run ...
0
votes
0answers
19 views

There is no make file executable in the permissions tab in the file manager? [duplicate]

I am trying to run a jar file. I have installed JDK 7 and have set the jar file to run with JDK 7. I am trying to make the file executable. When I look in the permissions tab there is no box that says ...
3
votes
1answer
866 views

Reset default permissions for /var/www

I completely messed up my /var/www/ folder after attempting to change some permissions. Now I am unable to open my localhost in browser. Following are my permissions in relevant folders. in root, ...
0
votes
0answers
29 views

Messed up permissions

I tried to remove file permissions for 'other' from all user directories. So I did cd /home/ Then Instead of sudo chmod -R o-rwx * I typed sudo chmod -R o -rwx *, which resulted in some troubles. ...
0
votes
1answer
49 views

Why a folder needs a execute permission when I'm trying to execute a .sh? [duplicate]

I've got a folder that has 0600 chmod permission and this folder has a sh script. I'm trying to limit some permissions but I've realized that if the folder has not a execute permission, unless for ...
0
votes
0answers
41 views

Permissions in var/www/html forever

Hi I want to know if it's possible to set permissions for the folder html and the subfolders so when i want to put there a new project it wont necessary to set the permissions again. Thanks
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votes
1answer
22 views

external drive chmod permisision error

I was folowing a help guide and used chmod 755 on my /media/_drive folder now i am getting the message "You do not have permission to view the contents of this directory". my output from ls -lah /...
0
votes
1answer
25 views

Can't access any page now?

So, I added some chmod and chown and a group and now I can't access any of my website when I go to it? All I get is: Forbidden You don't have permission to access / on this server. Apache/2.4.7 ...
2
votes
1answer
75 views

Strange behaviour of 'sudo chmod -rwx': Does not remove group write permissions

I just ran the following command in a directory with several files, some owned by root, some by a normal user. I got a strange message: $ sudo chmod -rwx * chmod: example-file: new permissions are ---...