the act of stopping & starting a process, or rebooting an entire PC.

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0
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110 views

My desktop shows no video signal on boot?

Computer: Dell Optiplex GX620 Monitor: HP w1907 OS: Dual-Boot Ubuntu 13.04/Windows 7 Problem: When I turn my computer on it shows no video signal. The power light is on and the VGA cord is ...
0
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0answers
109 views

After installing proprietary video drivers, shutdown works but reboot doesn't

Running 12.04 here. Initially telling the computer to shutdown or restart via GUI would make it get stuck on the screen with Ubuntu and the dots. The fan was running, screen still on but nothing ...
0
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0answers
31 views

Laptop restarts with no warning

Over the last 3 days, at random points (or so i believe), my laptop restarts. And, there is nothing regular about this entire process. When the machine shuts down, it's as if it was done so ...
1
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0answers
121 views

Can't stop LAMP graceful restart

I just got my first LAMP up and running, everything works fine except that my server is restarting itself every sunday. When I read the logs I see "Graceful restart requested, doing restart" Should ...
2
votes
0answers
253 views

Install wont boot up, stuck on loading text dots / restarts

Friend gave me her laptop, we agreed on Ubuntu, but I have troubles even booting up live version (see the notebook). I tried 12.04 64bit on USB stick, it does nothing, when I choose booting live ...
0
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1answer
208 views

System will not power down on shutdown

I'm having problems with shutdown on my Dell Inspiron 14z-5423. When I shut down, I hear the hard disk stop but the machine does not actually power down. Interestingly, when I do a restart, the ...
1
vote
1answer
1k views

Problem on installing Ubuntu 13.04 using VM VirtualBox Manager after clicking RESTART/Windows 8 Intel i7

Here is my problem: Trying to install Ubuntu 13.04 to use it as VM on Windows 8 Intel i7(not sure if that makes any difference). I use the most recent version of Oracle VM VirtualBox Manager. ...
1
vote
1answer
120 views

Ubuntu doesn't restart, but logs-out when restart button is pressed

The issues I am having with my Ubuntu is that when I am going for a restart, from the tray icon - Shutdown-->restart, it doesn't restart, but actually just logs out and gives me the ubuntu login ...
2
votes
2answers
1k views

Sound completely cut out, and Restart or Pulse Audio can't fix it

Yes, I was watching a WebM video. Specifically the recent LinuxActionShow "review" of Elementary OS Luna. And about 8 or 9 minutes into the video. The sound just cut out completely. And now no sound ...
0
votes
1answer
57 views

I downloaded Ubuntu. it appeared as a removable disk drive. Then i restarted my computer. The ubuntu files were missing. How do I get them back? [duplicate]

After I downloaded Ubuntu 12.10 on to my laptop running windows 8, it appeared as a removable disk drive (DVD Drive). I then clicked on the wubi application, but it did not respond, so I restarted ...
0
votes
1answer
159 views

Samba server doesn't appear to work on system restart

I finally got a Samba file server setup successfully and connected to it and could transfer files fine. I mapped it as a network drive on several windows computers. I shut it down for the night as ...
1
vote
1answer
1k views

Why is Apache failing to restart? “review the situation by hand”

ubuntu@fast:~$ /etc/init.d/apache2 restart * Restarting web server apache2 [fail] * There are processes named 'apache2' running which do not match your ...
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0answers
37 views

unable to restart or shutdown or logout and even unable to navigate from local user to root

I am using Ubuntu 12.04. When I was trying to give the full permissions to root, i.e. chmod 777 -R /opt/ it is showing operation not permitted, but after a while, I am unable to restart or shutdown ...
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vote
2answers
4k views

Ubuntu 13.04 won't shutdown or restart (Just a black screen)

I have looked all over the Internet trying to find a fix, but I can't seem to find one. I have a custom built PC running an AMD processor, Nvidia graphics, 16GB of ram and a 1TB HDD for Ubuntu. I am ...
0
votes
0answers
73 views

How to boot into Ubuntu from USB- Mac

I follow the tutorial on Ubuntu website to install Ubuntu on a USB on my Mac. When I restart and press Alt, the Mac doesn't boot into the USB. Any idea what might be wrong?
0
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0answers
136 views

ubuntu 12.04 not getting Shutdown

Im using Ubuntu 12.04 and every time I try to shutdown or reboot from GUI, it just logs out and just be there in the login screen. It only shuts down after I login and open a terminal,become a root ...
0
votes
0answers
45 views

How can i get Openshot to start?

I was working on a project, I wasn't finished yet, I saved it and I can't get openshot to start since. I tried restarting the computer, uninstalling and reinstalling openshot. Please help.
0
votes
0answers
76 views

getting problem while shutdown and restart the machine in Ubuntu 13.04

i have installed Ubuntu 13.04 properly and it running smoothly. when i restart the system it gets logged out and same with when i shutdown the machine. it is not getting shutdown or restart. how can ...
2
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0answers
194 views

Ubuntu restarts on shutdown/hibernation commands, instead of shutdown

Friends, Whenever I am going to shutdown/hibernate my Ubuntu PC its restarting after completing their process. Mean to say if press shutdown button its shutdown properly and switch off the display but ...
0
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0answers
9 views

Random, possibly graphics-related restarts? [duplicate]

I'm running 12.04 on a desktop, and as the title suggests, I'm getting random reboots that seemed to be linked to graphics. It happens without fail while gaming, and occasionally even while watching ...
1
vote
0answers
224 views

Ubuntu will not restart fully

I just installed Ubuntu 13.04 on one of my hard drives: /dev/sdc I created a swap area partition (2 gigs) and two 250 gig partitions for root and /home respectively. Installation went flawlessly but ...
0
votes
1answer
119 views

Why does doing a restart, not restart?

I press the power button on my laptop, press restart, but my computer only shuts off and doesn't really restart. Is there a way to fix this?
0
votes
1answer
84 views

Precise boots up with 60% brightness and says it's 100%

Sometimes when I boot my Acer Aspire One D257, the brightness goes to around 60%. That wouldn't be an issue because I could of just execute "xbacklight -set 100" at start-up, but that's not the ...
1
vote
1answer
877 views

Trying to install Ubuntu 13.04 i386 as a VM in VirtualBox, the system crashes upon completion

I followed numerous tutorials to download Ubuntu 13.04, and it continues to crash at the end of the setup. I basically followed this tutorial. I am prompted to restart my computer at the end of the ...
1
vote
0answers
418 views

How do you restart unity? I have no menu bars [duplicate]

Yesterday after running my ubuntu HDD in VMware on win7 I found that I had somehow lost unity. Even after actually booting into Ubuntu, unity was GONE. Every answer on the web couldn't bring it back. ...
0
votes
1answer
102 views

Lubuntu's asking password for shutting down

I've Lubuntu 13.04 64 Bit on my Lenovo Y570. System works well but Lubuntu's asking my password when I want to shutdown or restart the computer. How can i fix it?
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2answers
200 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 ...
8
votes
4answers
3k views

Unable to shutdown, restart or log out

I have been unable to restart, shutdown, or log out of ubuntu since the release of 12.04. I have upgrade at the time of release for 12.10 and now for 13.04 and have had no change in the situation. On ...
0
votes
2answers
180 views

Cannot shutdown or restart using Ubuntu 12.10

I use Ubuntu 12.10 recently installed. Now it cannot shutdown or restart. I remember it was shut-downed or restarted properly a few days ago. Now when I shutdown it, the screen turns to black swiftly ...
1
vote
1answer
178 views

HP Envy 15 keeps restarting instead of installing Ubuntu 12.10 from usb stick

I have set the bios to boot using the usb stick and I can get to a menu that asks if I would like to try Ubuntu or install it. When I choose install, it asks me if I want to install Ubuntu inside of ...
1
vote
0answers
394 views

apache2 won't start

I upgraded from ubuntu 10.04 server to ubuntu 12.04 server and things got messed up. After a while i got things to work. After a new installation of apache2 and mysql and phpmyadmin, apache2 won't ...
2
votes
0answers
175 views

Dropbox keeps having me log back in

Each time I boot up Ubuntu, Dropbox asks me to log back and then tells me that I have linked to this computer before, which I have. I am running Ubuntu 12.10 off of a live USB. Dropbox is the only ...
2
votes
2answers
366 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 ...
2
votes
5answers
2k views

Launch program in screen after reboot

I am running several headless Ubuntu 12.04 boxes. My typical usage involves logging into each machine via a putty session and executing a script using screen. After logging in via putty, I execute ...
0
votes
1answer
248 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. ...
1
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0answers
204 views

Have to CTRL+ALT+DEL to get GRUB menu HP Pavilion ze2000 Ubuntu 12.10

I've got a HP Pavilion ze2000 with a fresh install of Ubuntu 12.10 and after I got my wireless working, (12.10 HP Pavilion ze2000 wireless doesn't work) I'm ready to tackle this GRUB menu issue. ...
1
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0answers
39 views

Ubuntu and Thunderbird forget my settings — how can I stop this?

A greenhorn here, so apologies for not spotting a probably simple solution. Ubuntu Unity sometimes loads with wireless internet switched off. Thunderbird never remembers basic user settings such as ...
12
votes
4answers
7k views

Should I always restart the system when I see “System restart required”?

These two nice SE posts (1, 2) comment on restarting one's ubuntu machine but they leave me with a few questions: How do you actually do the restart (I'm a beginner and using 12.04.1 LTS)? Should I ...
1
vote
3answers
2k views

Can't install Ubuntu 12.10 with USB

I've downloaded the .iso file (ubuntu-12.10-desktop-i386.iso), and then used Unetbootin to make my 16Gb Kingston pendrive a live-USB. Then I restart my notebook (samsung r580) and access the BIOS. I ...
0
votes
1answer
245 views

Unity broken after regular updates

Today I updated Ubuntu 12.04 with the Update Manager as usual. After that I restarted the system as required. When I logged in again the sidebar has only the trash can, the dash button and the switch ...
1
vote
1answer
923 views

Can't shutdown/restart linux

This started yesterday, I'm dual booting win7 and Ubuntu but when I'm shutting down/restarting Ubuntu to switch OS I only get to the log-out screen. I can turn the computer off with the power button ...
0
votes
1answer
98 views

Computer gave up on life after restart

I am using Ubuntu for a while and I don't have Internet Connection. So I got installed No updates recently. From few days its behaving strangely.I am not sure what actually cause this , either due to ...
3
votes
1answer
5k views

Is it necessary to reboot after changing group membership?

I would like to know, why it is required to reboot, to apply the changes, which I made. I refer to the use of adduser username sudo I use Ubuntu 12.04.1 LTS "Server".
1
vote
0answers
19 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
1answer
312 views

Ubuntu 12.10 restarts unexpectedly and runs very slow

I am new to Ubuntu and have installed Ubuntu 12.10. I have first time tried OS other than Windows. I have Processor: Genuine Intel® CPU T2250 @ 1.73GHz × 2 Ram: 2.0 GB Graphics: Intel® 945GM ...
1
vote
0answers
58 views

My OS restarting repeatedly

I am using EDUBUNTU 11.10 from last 2-3 months. I have been experiencing a problem since 2/3 weeks that when I am opening 2-3 pages in Chromium or Firefox, or working with any office tool, the OS ...
5
votes
4answers
13k views

How to restart every 30 minutes automatically?

I would like to schedule a restart of my Ubuntu every 30 minutes. Is there any command or a graphical way to do it?
0
votes
1answer
1k views

“/etc/init.d/networking restart” with non-root user

I have a thin client with 112mb RAM which boots ubuntu server 12.04.1 from a usb drive with openbox and it is to be used by students to communicate with cisco equipment. And because of this the ...
5
votes
3answers
2k views

How to manually restart services affected by apt upgrades?

How can I issue apt upgrades without automatically stopping/starting daemons? I'd like to manually restart services. To cite a specific example: I'll revisit a long-running machine and run sudo ...
1
vote
0answers
149 views

why do I have to restart Ubuntu 12.10 in a couple of days time max?

When I installed Ubuntu 12.10, one of the benefits I was looking for was to go without restarting the OS for months. But every 2 days or so the system gets heavy and it's not the same switching ...