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

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2answers
45 views

chmod 777 on a home network

first and foremost i am a noob in ubuntu, but since i want to learn more i decided to make my home server an Ubuntu Desktop machine. After searching online i installed Samba and connected my other ...
0
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1answer
23 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
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0answers
6 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
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0answers
12 views

SSH Permissions in Linux Mint [migrated]

I need to use SSH on my machine to access my website and its databases (setting up a symbolic link- but I digress). Following problem: I enter the command ssh-keygen -t dsa To generate ...
0
votes
0answers
17 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 ...
-1
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2answers
845 views

sudo: /var/lib/sudo writable by non-owner (040777), should be mode 0700

I get error message always when i work with sudo command. It shows always sudo: /var/lib/sudo writable by non-owner (040777), should be mode 0700. A while ago i changed the permission of /var ...
1
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2answers
2k views

virtualbox - Failed to load VMMR0.r0 (VERR_SUPLIB_WORLD_WRITABLE)

After I create a new Virtual Machine, when I start it, it shows following error: Failed to open a session for the virtual machine Milad. Failed to load VMMR0.r0 (VERR_SUPLIB_WORLD_WRITABLE). Result ...
0
votes
4answers
13k views

How do I mark a .jar file as executable on Xubuntu 13.04?

I'm trying to get the minecraft.jar file to execute , but the check box won't come up when I go to Properties > Permissions. I don't know much about the terminal and its commands so if someone could ...
3
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1answer
61 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
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0answers
22 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
28 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
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0answers
15 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
19 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
21 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 ...
17
votes
4answers
55k 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 ...
2
votes
1answer
30 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 ...
0
votes
2answers
47 views

I entered “sudo chmod 770 /” on terminal. Is it fixable?

I was trying to deny permissions to access the root folder to all non sudoers, and had the (NOT) brilliant idea to run sudo chmod 770 /. Now I get permission denied for all commands. I am running ...
4
votes
2answers
128 views

bash: /path/.bash_aliases: Permission denied

I don't know why this line appears first when I open my gnome-terminal. bash: /home/username/.bash_aliases: Permission denied laptop-dell:-$ I tried this but still the problem remains there. chmod ...
0
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0answers
19 views

How to change owner to default? [duplicate]

I am new in Ubuntu, and I am a web developer. I was making a page website returned an error and said you need permission and something about chmod() Then I asked a friend what to do for the chmod ...
0
votes
0answers
16 views

How to chmod /cdrom to 777 on USB trial install file system

I have done a USB install of Ubuntu 14.04 I try to sudo chmod 777 /cdrom/temp mode of /cdrom/temp changed from 0755 (rwxr-xr-x) to 0777 (rwxrwxrwx) ubuntu@ubuntu:/$ ls -ld /cdrom/temp drwxr-xr-x 3 ...
1
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0answers
37 views

Group Administrator cannot change file right by chmod g+w

Already execute" gpasswd -a " to assign a group administrator. The one of group owner put a file as read only. But group administrator can't change the file by" chmod g+w files.txt". Error ...
5
votes
5answers
3k views

How do I make an entire directory executable?

I have an entire folder dedicated to python scripts. I'm tired of doing chmod on every new python script that I write. Is there a way to make every file inside my folder executable if it is a python ...
2
votes
4answers
699 views

Is possible to make virtual host in a NTFS partition?

I am using Ubuntu and Windows. When I use Windows, i can't access my file in var/www of my Linux partition. So I try to make virtual host and DirectoryRoot in my NTFS partition. I will combine WAMP ...
0
votes
2answers
38 views

how to have chown only effect folders, not files?

I have to chmod a structure of subfolders which contain more sufolders and also files naturally. Now I need to change access rights (owner:group, no acl at this point) to this complete structure in ...
0
votes
1answer
24 views

Best Practices for Permissions in Major Directories in Ubuntu

Been trying to figure this out all day and hopefully someone will see this and know or redirect me. Basically I want to know what the best permission settings for all the default files (by which I ...
1
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2answers
27 views

chmod from user to group recursive

I have a folder ( Android-SDK ) with a lot of executables ( user only ) in it - now I want to share this between 2 users ( jenkins + login-user ) - now I have to set executable flags for every ...
1
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3answers
44k views

bash: ./install.sh: Permission denied installing intel fortran 2011

I am trying to install Intel Fortran Composer 2011. When I try to command ./install.sh it gives an error: bash: ./install.sh: Permission denied I tried some ways to get pass this. Tried; sudo ...
9
votes
3answers
47k views

default permissions for /var/www

I was trying to open a file and write to it with PHP at /var/www folder but it wasn't working so I did sudo chmod 777 var/www now I want to set the permissions for var/www to the default. what are ...
0
votes
1answer
131 views

How to fix corrupted permissions inside encfs encrypted folder

I manage and mount a encrypted folder with Gnome encfs manager and it worked for years. Suddenly it seems like the files or permissions inside were corrupted. Mounting works as usual on terminal as ...
9
votes
4answers
22k views

How to fix sudo after “chmod -R 777 /usr/bin”?

I enetered chmod -R 777 /usr/bin and now sudo is not working. It is giving error that sudo must be setuid root. On looking via Google, some advice said to run chown root:root /usr/bin/sudo chmod ...
23
votes
2answers
48k views

Why don't I have a password for “su”? Problems with “sudo”

I have installed Ubuntu using the GUI, giving myself a password and everything. I do not intricately remember the process. However, what worries me is that I don't know the following password: $ su ...
2
votes
1answer
83 views

Command to change permissions only on files not directories

I have the following command find . -type f -print0 | xargs -0 chmod 644 which would successfully change to 644 the permissions on all files in ., provided that the filenames contained no embedded ...
3
votes
1answer
51 views

If I make a file executable on one system, will it remain so if I move it to another?

If make a file executable with chmod +x <file> , will the change be still applied even if I move the file onto another system? Would that apply even if I distributed the file to a wide number ...
0
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2answers
72 views

Use chown to set the ownership of all a folder's subfolders and files?

How can I use the chown command to change the ownership of all a folder's subfolders and files?
0
votes
1answer
32 views

Samba permission require execute attrib to list folder contents?

Okay so I have Samba running on my server and I have noticed that it can't display folder contents unless the folder is set with chmod 700 to give rwx attributes to everything instead of just rw with ...
1
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1answer
80 views

how to create shortcut for an application? [duplicate]

I just successfully opened Godot Engine. It was a .64 file that I learned to run in Terminal with chmod. Is there a way to add a Shortcut for the Application on my Desktop?.
2
votes
2answers
13k views

How to repair “sudo: /etc/sudoers is mode 0640, should be 0440?”

Why might sudo chmod -R a+w * cause sudo: /etc/sudoers is mode 0640, should be 0440 sudo: no valid sudoers sources found, quitting and how might it be made to work?
2
votes
2answers
56 views

how do I remove the chmod +t file permissions

I was setting up a new hard drive for temporary folders and accidentally set the chmod +t (sticky bit) file permission. How can I remove this setting? I have a program using it as temp folders and ...
-2
votes
1answer
66 views

How to give Windows 7 access to a file?

I have my Ubuntu installation mounted on a 3TB drive and also use it as a storage for large files I use on my Windows 7 Dual boot. Recently I spent a long time encrypting a file for use in Windows. By ...
9
votes
3answers
20k views

Error after sudo-ing “sudo: must be setuid root”

On a colleagues computer, everytime I use a sudo command, I get this error: sudo: must be setuid root I tried various things mentioned on the internet, like changing the permissions to 4755 from a ...
4
votes
3answers
7k views

problem with chmod command

I don't know what is happening experimentx@workmateX:/var/www$ sudo chmod 0777 -r /var/www/ chmod: cannot access `0777': No such file or directory experimentx@workmateX:/var/www$
0
votes
2answers
41 views

What is the proper chmod for a file

I want to choose the right chmod for a file, that cannot be viewed or accesed directly, but it can be send by mail from script. I have an ubuntu server (LAMP) and I am asking myself if this could be ...
21
votes
3answers
35k views

Copy files without losing file/folder permissions

How can I copy files/folders from an ubuntu computer on a ext4 filesystem to another ubuntu computer which also is on an ext4 filesystem, using a usb stick which uses a vfat filesystem without losing ...
0
votes
0answers
13 views

NTFS permissions messed up [duplicate]

I run a dual boot with Ubuntu on sd6 and Windows8.1 on sd4. I was trying to get plex media server working on my ubuntu, and I ended up messing my D:/ (sda5) in windows. I used this guide to set ...
1
vote
1answer
47 views

How do I specify folders only for chmod

I have a 30GB website, with loads of folders, and files. I want all the folders to have the permission 745 and all the files to have 644. I tried using chmod -R 745 public_html/ but all the sub files ...
0
votes
1answer
509 views

How to give permission to execute Eclipse application?

This one has confused me for a couple of hours. I know the command sudo chmod +x file to give executable permissions, and still I don't get my application to run. For context, I installed Eclipse ...
1
vote
1answer
321 views

chmod: Everything on SD Card Stuck On 755, Owner is Root

I am trying to access my SD card as a general user after it somehow changed to just Root access. I have tried several solutions, and none of them worked. Here is an attempt to chown eveything to ...
0
votes
0answers
67 views

Cannot access anything in ubuntu 14.04 after running sudo chmod 000 /

I run sudo chmod 000 / . then i wanted to run 777 permission. but 000 permission is not allowing me to write command in terminal. I can not access anything. Then i shut down PC. now my PC is not ...
0
votes
0answers
30 views

sudo chmod -R ugo+rw “/var/lib” how to reset this command?

I applied this command on ubuntu 14.04. Is it okay to do this or did I make a mistake by doing it? Please Help me.
1
vote
1answer
47 views

USB ports not working, problems with ownership and permissions

I have ended up with problems with ownership and permissions on my computer, probably due to a brainless recursive change of permissions..! I don't know which folder was affected, so I have changed ...