Linked Questions

1
vote
1answer
5k views

Why does compiz crash? (Ubuntu 12.10 under virtualbox)

I am using a Fujitsu LH531 Laptop with windows 7. I tried installing ubuntu 12.10 using virtual box. After installation, when i reboot for the first time, it shows the login screen. But after logging ...
0
votes
1answer
37 views

Not able to login into ubuntu 12.04

I am now using ubuntu 12.04. I have problem with login. It wait me for log time even though I have enter right password.And nothing happen after waiting. I try to login from guest account but same ...
0
votes
1answer
579 views

Ati driver with HD7470M laptop screen backlight not working

I need to install the ATI proprietary driver on my laptop (Asus K54HR) as I use it for gaming. My problem is, it doesn't matter what I try, I have always the same result black screen and I have to ...
0
votes
1answer
64 views

How to boot to terminal (ubuntu 12.04/gtx660Ti)? [duplicate]

trying to install CUDA for my ubuntu 12.04LTS. Installed the NVIDIA drivers for GTX660Ti but haven't yet run the updates. The manual for CUDA says I should now move to a tty via Ctrl+Alt+F1 but that ...
0
votes
1answer
109 views

Is it possible than my user disappears from sudo?

That happened after I managed to install Virtual Box. I found a part of the answer here : http://ubuntuforums.org/showthread.php?t=1376802. I added my user to another group and then lost my user to ...
0
votes
1answer
3k views

Log into root directly [duplicate]

Quite a while back i'd worked briefly on Red Hat, and it had this option of booting into root directly, and not using the su command to change your access. I know that by default the root account is ...
0
votes
1answer
973 views

how to return to the recovery mode menu from shell [duplicate]

After dropping to root shell from recovery mode how to return to the recovery mode menu? I have only wifi connection and I do not know what Repair broken packeges menu entry does so I want to drop to ...
-1
votes
1answer
114 views

ubuntu throws me back to login screen

When I try to login to my system I am automatically thrown back to the login screen.I tried ctrl+alt+f1 but I got an error named 'signature error' Please help.... I'm using Ubuntu ver 14.04
0
votes
0answers
34 views

Black screen when installing nVidia drivers (CTRL+Alt+F1) dosen't work either [duplicate]

i have Ubuntu 14.04 LTS amd64, and i just installed some nVidia drivers through the console. I rebooted the computer, only to find out that a black screen appeared, it even skipped the grub menu ...
0
votes
0answers
48 views

Blank screen after rebooting the computer. How to boot to command prompt to fix the problem? [duplicate]

I am new to Ubuntu. Please help me to fix the following problem. Problem: After installing the Ubuntu 13.10 Server and Ubuntu Desktop I experienced temporary and permanent hang several times so I ...
0
votes
0answers
112 views

Change file system state in recovery mode [duplicate]

Sorry for the format, but im trying to do this on my smartphone since my ubuntu is down lol. I am trying to run the command sudo apt-get purge nvidia-current in the root shell prompt but I am getting ...
0
votes
0answers
610 views

How to Enter into Recovery mode? [duplicate]

Possible Duplicate: How do I boot into a root shell? How would I boot into the Ubuntu and Windows recovery modes if I removed the options to do so from the Grub menu? My root password has ...
0
votes
0answers
642 views

How to exit recovery console? [duplicate]

Possible Duplicate: How to exit the recovery console? I upgraded my Ubuntu to 11.10 two days ago and by accident I started on recovery console mode and now I cannot get out of it. I tried ...

15 30 50 per page