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

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Can't change permissions on extracted files Ubuntu 13.10

I'm trying to install a program from the *.x86_64 file but it seems I don't have the right permissions to do it. Even if I right-click and go in the "Permission" tab, when I try to change anything ...
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2answers
133 views

Hi i am unable to change the permission of a file using chmod , plz advice

chmod -x filename doesn't work. when I execute command like chmod -r filename chmod -w filename chmod -x filename they run without any error. But the permission of the files doesn't get affected. ...
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2answers
46 views

What happen if the executable permission of chmod is revoked

What to do if I change the executable permission of /bin/chmod? How to recover from that scenario?
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1answer
253 views

can't access to a folder even after chmod 777

I just created a new user, and I want to give access to a folder. I have done: chmod -R 777 ./p and this is the result lisa@linux:/media$ ls -halt drwxr-xr-x 27 root root 4,0K dic 11 ...
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1answer
1k views

Can't access home folder

While installing Matlab, I mistakenly typed sudo chmod +x ./java in the home folder. And I got i/o error that you are not allowed to access the home folder. Suddenly everything in my home folder ...
2
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1answer
219 views

Locked out of drive on Ubuntu Server

I was trying to delete some torrents that I had downloaded with transmission-daemon and was unable to from my samba share on windows due to transmission's default file creation permissions. I ...
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1answer
25 views

How to change a program and all its subroutines executable?

for running a program, I need to change its install file to a executable file. I can do that, but my problem is that program calls some subroutines and those need to be executable too. Is there any ...
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1answer
51 views

How do I revert to the previous permissions for a folder?

I changed permission of folder by chmod -R 775 example and now I want change it to previous permission mod, but I don't know what was that number instead of 755. That folder is my project folder and ...
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1answer
1k views

Set permissions for future folders and files

I have some trouble managing permits in a folder and relative sub folders. I am working on ubuntu 14.04. I have a software which periodically creates new folders and files inside of a main folder. ...
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1answer
279 views

How to let a user execute a script owned by root? Setuid doesn't seem to work anymore

I have some bash scripts that I use with the user 'root' to manage iptable rules. The problem is that I want these things at the same time: The script must be owned by root Permissions must be 700 ...
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1answer
84 views

In ubuntu matlab execution file cannot be run

I have stored my matlab installation in one of the partitions.But ubuntu doesn't recognize the matlab file as an executable file even after executing chmod +x command. Kindly help me to resolve the ...
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1answer
547 views

Ubuntu corrupted log files

It seems that all my log folders located in /var/log are turning into files. For example, if I try to tail /var/log/apache2.log it will say "no such file or directory" I can see it in the file ...
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1answer
2k views

Executable not running even after chmod'ing it

I am trying to run a BETA precompiled copy of rcracki, but the problem is when I try to run the executable, it gives an error: root@hosted-by:~/Desktop/rcracki_mt_0.7_beta2_linux_x86_64# ls COPYING ...
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1answer
6 views

Setting permission for Xampp installation directory. see details

I know bit about setting permission but i'm little in a mess with it. I'm new to ubuntu so i get little confused and took much time to solve a little problem. I have installed xampp with installer ...
0
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1answer
55 views

Chmod all files getting uploaded automatic

Is there any way to chmod 777 all files getting uploaded to a folder throught FTP? I'm using vsftpd and apache2, and I am having a camera to upload pictures taken once an hour to a local server over ...
0
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1answer
80 views

Issues with executable: file not found after using chmod to fix permissions

I have downloaded and extracted the Linux binary for the blackbox PDDL planner, and I'm trying to get the blackbox file to execute. I changed to the directory with the file and tried ./blackbox, which ...
0
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1answer
23 views

Webserver permission problem

I've a permission problem on my dedicated webserver, but I'm not able to understand what's I was doing wrong. Ubuntu 14.04 Kernel 3.19.2 Versione Apache 2.4.7 Versione PHP 5.5.9 mysql 5.5 (all from ...
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1answer
168 views

Problem with access to mounted drive

I can not make my newly mounted hdd work properly. First and foremost, I can not access it to read and write any file or folder even after changing the privileges to +775 and even +777 (though I can ...
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1answer
86 views

Write permissions not allowed on my USB key

I can read/write my USB key normally on Windows XP. On Ubuntu 12.04 I can only read it. I tried sudo to chmod with 777 my USB key but Ubuntu does not allow me that. Why this problem happens ? How ...
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1answer
54 views

Chmod crash version 13.10

I was watching a command line reference tutorial and testing out two commands, CHMOD and CHOWN. I ended up changing my root folder's permissions. What should I do? Version 13.10.
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1answer
2k views

changing chmod 755 to 775 on a directory will result in permission denied when connecting with sftp

When I change chmod in my /home/frans from 755 to 775 I get the following error when connecting with ftp fatal: bad ownership or modes for chroot directory "/home/frans" I'm a linux newbie and i'm ...
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1answer
142 views

Unable to change permisions on windows partition disk

I need to change permissions of files in my /media/MAVEN/Projects MAVEN is my windows disk partition. The permissions on the Projects folder are: :/media/MAVEN/Projects$ ls -la \total 340 drwxrwxrwx ...
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1answer
20 views

Possible performace bug

I have noticed a bug in 13.04 when I minimize something I press the minimize button it doesn’t want to minimize or will start to hang and won't go anywhere until I press ctrlaltdel In three different ...
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1answer
124 views

Directory appearing as file?

So we copied some photos in a directory across to a NTFS partition last night, and they were viewable from ubuntu. Today the directory is not accessible from Windows, and when we booted back into ...
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1answer
706 views

Sharing folder with guest

I am trying to allow access to the guest account to a folder at /share I have chmod 775'd and even 777'd the folder to no avail. I know the guest account is locked down so it cant access /home, ...
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1answer
216 views

Can I set a specific group|umask to be the default one for all actions within a certain path?

I would like to override the default umask and owner:group settings within certain directories only, without requiring root privileges, as that kind of defeats the purpose. For example, when I touch ...
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1answer
2k views

Unable to run compiled files - bash: ./a.out: Permission denied. (I've tried chmod)

First of all, there are many questions like this on AU. Still, none of them solved my problem. I've compiled my C source using cc test.c, and it did generate a.out file. However when I run it I get ...
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1answer
475 views

Writable permission is not writable

I am running Ubuntu 12.04 x64 server on ext4 partition. I set a directory's permission to '766' as below. sudo chmod 766 /archive drwxrw-rw- 3 root root 4096 Sep 27 10:50 archive/ But, when I ...
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1answer
400 views

Permission denied apache even after chmod

I am trying to setup my LAMP server on ubuntu when i am about to change mod chmod of the files in the /var/www directory but when i try : sudo chmod 0644 www/* -R and sudo chmod 0644 www -R ...
-1
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1answer
160 views

Is it okay to chmod 770 root directory “/”?

Output of ls: $ ls -lh / drwxr-xr-x 3 root root 4.0K Dec 9 18:56 boot drwxr-xr-x 17 root root 4.2K Dec 10 13:57 dev drwxr-xr-x 92 root root 4.0K Dec 10 13:57 etc drwxrwxrwx 9 lyndon root ...
-1
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1answer
204 views

sudo chmod 755 /dev/sda7 -R simply returns a new command prompt line?

I am logged into my computer through the guest account, because i am unable to login through the master/admin. account via user interface. (Simply a blank, blue screen appears upon login.) So i'm ...
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0answers
33 views

Revert system fie premissions

I have mistakely changed the permission of the entire etc directory to 777. Now I'm getting frequent errors like ... is world writable! Is there a way to revert back to the default permission? ...
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0answers
492 views

Cannot chown or chmod using sudo anymore

I was trying to make an adjustment to the /etc/sudoers file, and I accidentally corrupted it. I restored it via the grub and using the Ubuntu 14.04 default. But now it seems I can change ownership ...
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0answers
803 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 ...
1
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0answers
421 views

Changing permission for 'Public' folder always failed

I have 2 PC using ubuntu(I assume PC 1 and PC 2), and I always share a file or folder for each other. I know that I have to right click first, choose Sharing Options and check Share this folder. ...
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0answers
206 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 ...
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0answers
10 views

Chmod and Apache2

I have a really simple question about Ubuntu chmod. As a main user (not root) "katsarov" which is part of www-data (apache) group I cannot edit the files, though they have 664 chmod. I want to be able ...
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0answers
42 views

Can't install program using terminal

I got this problem when I trying to install java and netbeans package and internet download manager softwares. I download these files from their websites And try to use command chmod +x ...
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0answers
45 views

restore to original chmod and chown settings

I nuked my whole system attempting to make some "minor changes". The errors ranged from org.freedesktop.dbus.error.spawn.permissioninvalid to setuid helper is not correct to must be owned by uid0 ...
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0answers
31 views

Enable php pcntl: Cannot Create Regular File

I am trying to enable/install pcntl and I get the following error after running make: cp: cannot create regular file `/usr/lib/php5/20100525/#INST@24959#': Permission denied I am sure it is a ...
0
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0answers
68 views

Folder Permissions

I am having trouble serving a folder out using samba. I have already successfully shared a folder but my folder permissions are jacked up: [samba is successfuly shared, flexraid_pool is a folder I ...
0
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0answers
78 views

Give read/write rights for newly created files inside folder for users in group

I have created a user named ftpuser and a folder for him /home/ftpuser/files I added an existing user 'auser' to 'ftpuser' group sudo usermod -a -G ftpuser auser Last, I gave group ...
0
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0answers
3k views

Chmod error changing permission read only file system

I have three main partitions on my disc /dev/sda: /dev/sda1 2048 117186559 58592256 83 Linux /dev/sda2 117186560 128905215 5859328 82 Linux swap / Solaris /dev/sda3 ...
0
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0answers
17 views

could not connect to server

To solve an error that said ( permission denied ), I tried to sudo chown –R edxapp / Then error appear says: must be setuid root. And to solve that I tried chmod u+s /usr/bin/sudo but then ...
0
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0answers
133 views

Accidentally gave chmod -R 777 /usr in Ubuntu 14.04.1

I found few questions related to chmod in / but not in /usr. While changing permissions for specific directory, i gave sudo chmod -R 777 /usr. When i reboot the system, the system is completely ...
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0answers
55 views

The solution for permission denied of double OS

I first installed windows(Four disks: C, D, E, F) several years ago when I was naive. Later, I met the ubuntu and allocated some space to her. Now, I fall in love with open source and ubuntu so I use ...
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0answers
69 views

how to rollback from giving permission to all files

I am new to ubuntu. while working on terminal unfortunately i typed the comment sudo chmod -R 777 / from root so it prints lot of lines with not permitted strings at end..but after some seconds the ...
0
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0answers
240 views

Trouble installing Netbeans

I am trying to install Netbeans 8.0.1 on my Ubuntu 14.04 OS and I am following the install instructions via ...
0
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0answers
134 views

install sites using virtualmin but ftp(proftp server,filezilla client) upload failed

I used virtualmin to creat multi sitex on a vps(ubuntu 14 lts). everything is OK except when I try to upload and try to update a file(former files on the vps are scp from another vps) it always ...
0
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0answers
95 views

chmod+x is not working at ubuntu on AWS EC2

I am trying to run a hadoop word count code in python at the Amazon EC2 environment. I am using Ubuntu 14.04. I run the following command chmod a+x test.sh and expect to run it test.sh as a command. ...