0
votes
2answers
146 views

What to do after 'chmod -R 777 /'? [duplicate]

I have many file permission problems, as being a newbie, I unfortunately set permissions on everything somehow to 777 (chmod -R 777 /). I believe I've done this from the root directory logged in as ...
0
votes
1answer
86 views

Can't log in although password is correct

Im fairly new to ubuntu so bear with me on this. I was doing an assignment for my CSCI 323 class that required Manually adding a new user and my problem came about after I followed these instructions: ...
1
vote
2answers
243 views

Why can root still edit files with a permission of 0?

I just wanted to delete most files from an external HD except some certain ones. So I chmod these ones to 0 and did a sudo rm -r ./*. Painfully, the result was that everything got deleted. Why is ...
0
votes
0answers
62 views

Cannot use sudo command, changed permission of /usr folder [duplicate]

Possible Duplicate: How to get back SUDO into working condition? Here's how I messed up my ubuntu, I wanted to change file permissions of /usr folder and I did that by taking root privilege ...
1
vote
1answer
197 views

I just recursively chmod'd everything under / to 750. Any tips?

I won't be the first and I won't be the last, I suppose. While playing around with the find command, I made a whoops and it would appear that instead of changing the permissions of the ~/web directory ...
4
votes
3answers
3k 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 ...
0
votes
1answer
804 views

Changing the permissions in root files without sudo from recovery

Hi I recently killed my etc folder by running: sudo chmod etc 417. Due to sudo being in that folder it cannot be accesed now, so I have to change the permissions back to the correct ones using the ...
0
votes
2answers
2k views

Add user that can read / write a root, www-data files

How can I do that? I got user amira on my Ubuntu 11.4, I want him to able to see / read / write a root user files such as /etc/* and apache files