Linked Questions

0
votes
2answers
25 views

No sudo or root access anymore [duplicate]

I'm afraid I locked myself out of the sudo/root options. The one account that had sudo rights now reports that it doesn't have these anymore. How can I restore this? Do I need to use a live stick?
0
votes
1answer
43 views

Ubuntu server 14.4 not booting

After uninstalling gnome desktop,My ubuntu server not booting.I am getting the following error. I am new in ubuntu.please help me.
154
votes
10answers
407k views

How do I install Guest Additions in a VirtualBox VM?

I've recently installed Ubuntu on Oracle's Virtualbox. Now I want to install the guest additions. I started up my Ubuntu guest OS, clicked "Devices" and chose "Install Guest Additions". Nothing ...
1
vote
1answer
4k views

kernel panic-not syncing: VFS: unable to mount root fs on unknown block(0,2)

I'm so new to Linux and suddenly found the error message appear when i boot after i click install ubuntu Kernel Panic - not syncing: VFS: Unable to mount root fs on unknown-block(0,2)
13
votes
5answers
41k views

SMBus/ BIOS error while booting Ubuntu in VirtualBox

I am trying to boot Ubuntu 13.04 in VirtualBox, but every time I boot, I get an error that says: SMBus base address uninitialized - upgrade BIOS or use force_addr=0xaddr This happens right after ...
4
votes
1answer
11k views

sudo: /usr/lib/sudo/sudoers.so must be owned by uid 0

Whenever I try to do anything at all that requires my password it returns this: u7ur7l3@ubuntu:~$ sudo sudo: /usr/lib/sudo/sudoers.so must be owned by uid 0 sudo: fatal error, unable to load plugins ...
2
votes
1answer
1k views

How to Enter Recovery Mode from Grub

I have a dual boot installation with Windows 7 and Ubuntu 12.04 LTS. I am currently trying to solve this problem, where any mouse and keyboard input is ignored on the login screen. The apparently ...
0
votes
2answers
32 views

How can I boot to linux command line from GRUB? [duplicate]

I botched a gnome install on my virtual box and now when it boots it just hangs up at a black screen. I wante to get back into a command line and uninstall/reinstall gnome...
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 ...
27
votes
5answers
7k views

How to NOT become a root user? Are administrators root?

I installed Ubuntu on my PC. To log in, I use the username and password I created during installation. Does this mean I am a root user? If yes, then how do I become non-root? It looks like non-root ...
1
vote
1answer
133 views

Kernel Panic - not syncing on Ubuntu 12.04

Yesterday I was updating my ubuntu from 10.04 to 12.04. I have a laptop, a compaq presario v6000, with that system only: One HD for Linux, no virtuabox, and so on. For update my Ubuntu I used the ...
1
vote
1answer
2k views

Ubuntu 12.04: Problem editing file in recovery mode using the shell

I'm pretty new to ubuntu/linux and I guess I messed up my /etc/fstab file. Ubuntu (12.04) won't boot anymore. I've found some tips on the internet on how to fix this, but I didn't manage to get them ...
5
votes
2answers
11k views

How to boot to root shell when GRUB recovery menu fails to load a shell?

Can't seem to boot into root shell in recovery mode from GRUB. I try booting into recovery mode from the GRUB menu and don't ever get a shell, just log messages from the kernel bootup. Ctrl+Alt+F1-F12 ...
0
votes
0answers
629 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 ...

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