Tagged Questions

0
votes
0answers
13 views

Randomly rebooting server

I have an older ubuntu server that reboots without help from me. All of the fans are running, and it doesn't seem to be overheating. Below is the output of syslog right before the reboot. As you can ...
0
votes
2answers
30 views

Machine restarts abruptly

I'm running on 12.04.2, and over the last two days, there have been 3 incidences where my computer has re started. No warning message, nothing, it just blanked out and started itself again. Everything ...
0
votes
0answers
81 views

Restart of new 12.04.2 installation in Toshiba Satellite goes to black screen after login

Just installed Ubuntu 12.04.2 and restart goes to black screen after login. The laptop is a Toshiba Satellite with Celeron processor. Rebooted several times and still no success!
0
votes
0answers
33 views

Why does my PC shut down on boot?

Ubuntu 12.04. So Ubuntu was working perfectly. I wanted to restart (Only because it was lagging a little) my PC, but weridly, it shutdown perfectly, but then didn't do the starting up part. So I ...
0
votes
0answers
27 views

SD-device hidden in Windows 7 after using Ubuntu and restarting laptop

I've installed Ubuntu 12.04 on my Thinkpad X230 laptop alongside Windows 7. When I restart the laptop after using Ubuntu, my SD memory card is not recognized by Windows, even after ejecting and ...
0
votes
2answers
41 views

How do I reset the network stack as if from a reboot?

Sometimes my netbook (Dell Mini 10v with Broadcom bcm4322 wireless adapter, Ubuntu 12.04.2 LTS) gets into a state where it can see wireless connections but not connect to them. Rebooting always fixes ...
0
votes
1answer
148 views

Ubuntu 12.04 Server install fails, loops to restart

I'm trying to install Ubuntu 12.04.2 Server 64bit on an Intel Core 2 Duo PC (2GB RAM). I can boot from CD or USB-Stick (tried both) and the menu where I can choose to install Ubuntu server appears. ...
0
votes
0answers
36 views

lost right as administator

I have 12.04 freshly installed in my laptop. Recently I lost my rights as administrator. Hereare the problems: 1. unable to do updates from Update Manager (though no problem if I do it from terminal). ...
1
vote
0answers
16 views

Ubuntu Random Freeze and then Restart [duplicate]

I'm on the verge of throwing my computer out my window. Ubuntu keeps randomly freezing and restarting itself. When it freezes, I can't move the mouse and it won't respond to any keyboard input. ...
0
votes
0answers
553 views

grub out of disk error on restart

Just purchased 60 Gb Intel SSD and instaled 12.04 on my old HP nx7400. After reboot grub: out of disk apeared I turned computer off and turned on again - no errors - ubuntu loaded. Restarted and ...
0
votes
0answers
47 views

Stop auto restart of programs

When I start my ubuntu 12.04 I think my programs from last time it was open are still working in the background is there a way to stop that from happening...? I saw that through the system monitor I ...
0
votes
2answers
448 views

Laptop shuts down but keeps turning back on after Ubuntu shutdown [closed]

I have a Lenovo IdeaPad Z570 with Ubuntu 12.04 and Windows 7. If it matters, I have a secondary NVIDIA GPU which I use Bumblebee with Primus to control (in the absence of Optimus drivers for Linux). ...
2
votes
2answers
856 views

Remote reboot over ssh does not restart [duplicate]

I would like to remotely reboot my Ubuntu 12.04 LTS server via ssh. I do sudo reboot and I loose connection and the server connection does not reappear. It does not ping. When I go the the physical ...
0
votes
1answer
35 views

PC restarted or died when computing

I just upgraded 12.04 64-bit. When I run some code in matlab, the computer is always dead or it restarts. I couldn't figure out the reason. Although video card on the motherboard is only 32MB, I ...
0
votes
0answers
447 views

12.04 64-bit Wubi cannot find root file system after normal restart

I have seen this question asked elsewhere, and originally I was going to post my question in one of those threads. But the forum rules popped up and told me that I'm only supposed to answer the ...
0
votes
1answer
729 views

My Ubuntu 12.04 netbook stops at boot with purple screen when shutted down. After restart it works

My Asus EEE PC 1215B used to work like a charm since installation. But now there is a problem while booting. When I restart the computer it boots flawlessly but when I use shutdown for couple of hours ...
1
vote
1answer
177 views

Reboot Ubuntu without going through the BIOS POST

Sometimes I am required to restart my Ubuntu machine and don't want to go through the BIOS then Grub. I remember that in windows we just need to hold down the Shift Key while clicking restart and ...
5
votes
2answers
866 views

How to suppress or disable the shutdown option from indicator menu or shutdown dialog?

My goal is to allow user only to restart the system, and deny any shutdown (suspend, hibernate). I am running unity-2d. I 've managed to deny suspend and hibernate with polkit policy files like ...
0
votes
0answers
78 views

Experiencing sudden restarts in Ubuntu 12.04 [duplicate]

Possible Duplicate: What should I do when Ubuntu freezes? My PC restarts randomly. Can't figure out what's the problem. Sometime during a chat, conversation, doing work. How do i solve ...
0
votes
1answer
171 views

Ubuntu can't get past splash screen [duplicate]

Possible Duplicate: My computer boots to a black screen, what options do I have to fix it? I installed Ubuntu 12.04 from a CD several weeks ago. Today, I tried to boot and it would get ...
1
vote
0answers
250 views

Logout, Switch User, Shutdown etc has stopped working in one of the accounts on my PC

It is really very strange. On my PC running UBUNTU 12.04 LTS is behaving strange since past 15 days. If I click any of these Logout, Switch User, Shutdown, Restart etc from one user account which ...
0
votes
1answer
154 views

Please Help! Ubuntu 12.04 suddenly doesn't start after I tried to install a software. [duplicate]

Possible Duplicate: Unity doesn't load, no Launcher, no Dash appears I have been using Ubuntu 12.04 for a few days now. It worked perfectly until today, when I tried to do the ...
0
votes
0answers
98 views

Loop Boot at POST screen

This may be a coincidence, but since I've installed Ubuntu 11.10 (dual booting with Windows7) now I have Ubuntu 12.04, my laptop doesn't pass POST screen sometime. This is what happens: I press the ...
2
votes
1answer
339 views

How can I avoid the random restart of the xserver?

I'm using a desktop pc with 64bit Ubuntu 12.04 (Kernel 3.2.0-24-generic). Hardware specs are - Intel Core i7 CPU 860 @ 2,80GHz x 8 - Nvidia GeForce GTS 250 - 750 GB Hard Disk ATA WDC WD7501AALS-00E3A0 ...
0
votes
4answers
753 views

Continuous beeping on startup

I'm having a problem with my ubuntu 12.04 right after installation, I've restarted it several times and it went just fine. After that I'm getting these continuous beeps right after post that I haven't ...
1
vote
1answer
4k views

Ubuntu 12.04 restart function

Problem with Dell Inspiron 1520 - dual boot: Windows XP and Ubuntu. After updating Ubuntu 11.10 to Ubuntu 12.04 shutdown->restart function is not working. Another problem: starting Grub (version 0.97) ...
1
vote
3answers
219 views

Why hibernate command in 12.04 hibernates temporarily and restarts my PC?

Hibernate worked fine for my system in previous 10.10, 11.04 versions. I recently upgraded to 12.04. I did not see any hibernate command in the menu. I did the change proposed in another askubuntu ...
0
votes
0answers
32 views

How can I reload the Unity to show changes? [duplicate]

Possible Duplicate: How do I restart Unity When I make changes to elements in Unity's launcher and the search-layer, like the icons, the changes are not reflected immediately. How can I ...
1
vote
2answers
2k views

Restart doesn't work on Ubuntu 12.04 but shutdown

I'm a newbie to Linux and Ubuntu but I installed it as the second OS (after Win7) on my Sony Vaio netbook. Everything's working fine except for Ubuntu doesn't restart properly. Shutting down is ...
0
votes
1answer
630 views

My PC restarts with NO Warning!I am using ubuntu 12.04

My pc restarts automatically, where should I look first for a solution?Thanks
1
vote
0answers
197 views

Fresh 12.04 64-bit install constantly reboots while on logon screen

I have installed Ubuntu 12.04 64-bit on my Alienware M9750 laptop. After installing with the Alternate CD, the login screen comes up but I cannot type my password and within a few seconds the ...
11
votes
4answers
5k views

“Shutdown” or “Restart” logs out

While logged in as a sudo user, click the right top power icon, then select and click "Shutdown" menu, it comes up with a dialog asking if I want to close all programs. The dialog has two options: ...