Questions about the bootup process in Ubuntu. Use this tag if you have trouble booting Ubuntu or you have questions about the bootup process.

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1answer
92 views

How to restore GRUB and Ubuntu 14.04 after choosing a wrong partition?

First of all, i tried finding previous questions, didn't find anything that quite matches my case. I have Windows 8.1 as well as Ubuntu 14.04 LTS in dual boot. In the grub OS list at boot, I ...
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0answers
16 views

Boot question in Virtual Machine with os ubuntu 14.04

snapshot~ My ubuntu cannot display anything after I do some apt-get upgrade & update & install opencl. I'm not sure what the problem is. But in the virtual machine I cannot use right/left ...
0
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1answer
17 views

need bootmgr for clean install on unused hdd

loaded Ubuntu on external drive and tried to boot laptop with a clean hdd, only got boot mgr missing. Am I going about this wrong or did I just get the wrong version of Ubuntu?
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0answers
13 views

How to trace all output to console in Server?

I have had a problem with XenServer 6.2 SP1 and Ubuntu 14.04. The VMs wont start after power failure. I mounted the disks and did fsck on them, but no luck. Then after being irritated, just clicked ...
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3answers
71 views

how to get Ubuntu 14.10 to boot up

down loaded Ubuntu 14.10 for AMD 64. New pc. burnt iso image to dvd. installed on clean drive ok. Passwords worked fine. auto downloaded updates. installed ok. Restart did not work.my machine shut ...
0
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1answer
22 views

upstart not running jar file once system has booted

I have been working on several bits of code and done a fair bit of testing and looking around for answers before posting this, so I am hoping someone can help solve this with me. The jar I am able to ...
1
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1answer
43 views

Ubuntu Screen goes black after boot using Dedicated GPU

After installing a fresh copy of Ubuntu (14.04 LTS) I am not able to see anything after boot. Once Ubuntu boots, There is no HDD Activity and the Display remains black with no image on the ...
0
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1answer
40 views

Ubuntu reinstallation side by side with Windows XP

Here's the issue: my partition table is a mess: Device Boot Start End Blocks Id System /dev/sda1 * 63 126435960 63217949 7 HPFS/NTFS/exFAT /dev/sda2 ...
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2answers
33 views

Root filesystem check failed

While updating ubuntu my system crashed and after restarting and entering to ubuntu I get the message Root filesystem check failed.Very much similar to the post Ubuntu 13.04 to 13.10: Filesystem check ...
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2answers
35 views

Ubuntu 12.04 alongside 14.04 and Windows 8.x

Have successfully installed Ubuntu 14.04 LTS on a Windows 8 machine. For running some old OS software I also need Ubuntu 12.04. Had created the partitions, had started installation of 12.04 from the ...
0
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1answer
123 views

How to solve Grub rescue and/or mounting hard drive problem

So, I have important files in this hard drive, and I need pick up them. To sum up, I had two HD on my machine: one with Ubuntu GNOME 14.04 and another two with Windows 7. I had to connect another HD ...
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0answers
24 views

Installed Lubuntu alogside with Windows XP but unable to boot

I have installed Lubuntu on IBM Thinkpad T40 alongside with Windows XP . The boot menu appears but my Lubuntu unable to boot.
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0answers
101 views

Triple boot Windows partition no longer works after Yosemite upgrade

The problem: After upgrading to OS X Yosemite, my triple boot through rEFInd no longer works as it did before. Specifically, I can boot into OS X and Ubuntu, but not Windows. Furthermore, the way I ...
0
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2answers
36 views

Can't install. I click install Ubuntu and get a black screen

Please help me. I installed the ISO and used the universal installer to put in a USB drive. When I boot via USB, I click install Ubuntu. Nothing happens. All I get is a black screen. I waited for ...
0
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0answers
18 views

Deleting the dual partitioned Unbuntu [migrated]

I have had Ubuntu and windows 7 dual partitioned for some time now but need the extra space on my computer. I have two questions: When I went into the run window and deleted the two partitions ...
0
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0answers
38 views

Open, write and read ttyUSB0

I am doing a program to open, write and read the port ttyUSB0, I have the next program and I don´t write anything. Can anyone help me please???? #include <iostream> #include ...
1
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2answers
43 views

Official Installation Documentation?

Is there an 'Official Ubuntu Linux Documentation' Page on the topic of (How to correctly go about) Manually Partitioning for an UEFI install of Ubuntu 14.04 LTS (and later) During the “Something Else” ...
0
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0answers
27 views

intel_soc_dts_thermal: request_threaded_irq ret -22 , what is it?

Everytime I boot my PC this message pops up "intel_soc_dts_thermal: request_threaded_irq ret -22" any idea what this is ??
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0answers
58 views

PC in dual boot can't resume after suspend

I'm new to this site, I hope I made a good choice in posting about my problem here. I've bought a laptop (Lenovo G50) where Windows 8 was pre-installed and then, following more or less the steps ...
1
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0answers
11 views

Kubuntu cannot start, I'm thrown into busybox

What I did Changed the HD from my previous sony lap to a Lenovo P580, added the Windows drivers required and that worked, I did not check Kubuntu at this time but Grub2 was working. Several months ...
0
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4answers
79 views

Live USB Not Working (Black Screen before grub menu)

Ok so I have a very old XP machine I'm trying to install ubuntu on (since XP has terminated security support) Here's my issue; I have a live USB key I'm trying to use as my setup CD and it is not ...
2
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0answers
66 views

Stuck booting a Ubuntu 14.04 system (not from a LiveCD but from sdb1) via PXE/NFS

I have two disks (sda and sdb). I have a running Ubuntu 14.04 in sda1. I've cloned sda1 in sdb1 with Clonezilla, so in sdb1 I have too another Ubuntu system, which I want to boot only through the LAN. ...
0
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1answer
38 views

efibootmgr doesn't match what's really used on MacBook Air

I'm on a MacBookAir5,2 (2012) and I've been running Ubuntu along side Mac OS X for some time. I used rEFIt when I first installed Ubuntu and that worked fine. As I started working with Docker, I ...
0
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1answer
41 views

Cannot boot both windows and ubuntu anymore due to wrong partition processes. How do i fix this?

Here is my story: I have decided to format my windows 8.1 with "onekey recovery" button of my Lenovo Ideapad Z510. When completed, i have no problems about windows, however grub2 have been lost. Then ...
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0answers
28 views

No need for HDD while using bootable stick

I usually use Ubuntu on a bootable Stick (USB 3.0 in USB 3.0 Slot , works really good) and I don´t need my intern HDD while using Ubuntu. Is there a simply way i can configure Ubuntu or the legacy ...
0
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1answer
66 views

How to start a KVM-guest as single user mode

How to start a KVM-guest as single user mode? When I tried to start the VM as sigle user mode, it displayed "Booting a command line" on the screen and got stucked. This guest VM starts fine as multi ...
1
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1answer
71 views

Ubuntu/win 7 dual boot only boots to minimal grub prompt?

I was having trouble with my ubuntu dual boot so I ran the boot repair usb and was able to boot normally once. I tried to boot again and a screen with minimal grub bash 1.99 came up. I tried the boot ...
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0answers
18 views

Fresh install. POST is fine, then freezes saying GRUB

To elaborate, trying to boot into Ubuntu for a fresh install. Never get to the install screen. It passes bios POST, then says GRUB, and freezes. Left it sitting for about 10 minutes, no dice. ...
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0answers
38 views

Dead screen during startup - dv6-3108ca - U14.10

Recently switched back to Ubuntu with 14.10, installed onto my HP pavilion dv6-3108ca. Had no issue the first load-up, but every boot up since I get the HP/BIOS screen and then the screen turns off. I ...
0
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1answer
38 views

Can I partition my boot drive?

I have 2 physical drives on my laptop, a 500 GB hard drive and a 120 GB SSD. I installed Ubuntu on the SDD and it thus became my boot drive. I moved my /home folder to the hard drive because I have ...
0
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1answer
17 views

Is it possible to keep packages installed on ubuntu when booting from DVD

I have a machine running windows 7 and I boot Ubuntu from a DVD I prefer not to partition my hardrive for a dual boot so I picked the option of trying ubuntu. Is it possible to download packages like ...
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0answers
25 views

Trouble logging on to 14.04.01

I'm having problems getting past the login screen. I downloaded the 32 bit ISO from the Ubuntu website. The PC previously used Vista, with 2G of Ram and a 500G HDD. Not sure about the processor, but ...
1
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0answers
63 views

Can't boot ubuntu 14.04.1 LTS on AsRock z77 extreme 4

I'm very new to Ubuntu. I tried to boot Ubuntu from DVD and from USB (which was created with unetbootin) both in UEFI and in AHCI mode (which is AsRock's BIOS mode I think), but none of the four ...
0
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1answer
26 views

Trying install OS on SSD but “Erro: no such device d7a2c…”

On HD left the /home directory, while the SSD (which was installed in place of the CD-ROM drive) left the / and the swap area. The first error was "No such partition", put live-usb, ran the ...
0
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1answer
86 views

Grub rescue, No access to BIOS and all linux partions have been deleted

I think I screwed up my computer. I used to have a dual boot with Windows 7 and Ubuntu (not sure which version) and Ubuntu wasn't working so I decided to delete Ubuntu and have a crack at Mint. So in ...
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2answers
44 views

Read Error with new harddrive

I put in a new HDD into my stationary computer and have tried to install Windows 7, Fedora 21 and Ubuntu 14.10. Windows 7 didn't install at all, when I created the partition and clicked "Format" it ...
0
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0answers
30 views

ubuntu 14.04 is not booting

I have a strange problem. After update from 13.10 to 14.04 LTS the installation did not finish properly. The comp was booting into one of my old systems from third HDD. I made the bootable flash ...
0
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0answers
32 views

Installing ubuntu, wont boot, stuck at GNU GRUB

I'm just getting into computers, and I built my own PC and everything went really smoothly until I went to install an operating system. I installed ubuntu on a usb and everything was working fine ...
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0answers
15 views

After I Select: 'Start or Install Ubuntu' or wait the 5 secs for auto installation the computer stalls

Hi I am trying to install ubuntu on an old dell computer using a usb stick. After I Select: 'Start or Install Ubuntu' or wait the 5 secs for auto installation the computer stalls. I gather getting ...
0
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1answer
40 views

Ubuntu 14.04 won't load to empty Hard drive (2)

I asked this question on 12/31/14 and got response from Virusboy and gyropyge. I followed their advise, deleting all partitions.The drive was then unallocated. I then attempted to install Ubuntu ...
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0answers
37 views

Ubuntu 13.10 dual boot problems

my parents have finally had enough of Windows Vista and are open to using Ubuntu! So far I am having difficulties with booting from USB and a DVD. When I boot from a USB I am at the purple Ubuntu ...
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0answers
24 views

Silent dual boot (no boot menu) [duplicate]

Having both Windows 7 and Ubuntu 14.10 on the same disk will result in a boot menu on each boot, asking for a choice. How to hide the boot menu, and: Run Win7 if nothing has been done after 2 ...
0
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2answers
24 views

If I boot Ubuntu from dvd on windows 7 will I have to keep changing the bios whenever I want to switch between OS's

I have ubuntu 14.04.1 burned on a DVD I was wondering if I did go in the BIOS on my windows 7 machine and chose boot from CD will I still be able to boot windows 7 later on without disabling the boot ...
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0answers
70 views

Why does Ubuntu studio 14.10 go to a blank screen when loading disk encryption?

This is an extensive edit, now that i know what makes my screen go blank as soon as my system starts loading Ubuntu (i think). I set up disk encryption when i installed the OS two days ago. The screen ...
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0answers
47 views

(Solved) Can't boot Ubuntu anymore

I'm running a homebuild PC, Intel i5-4670K on a msi Z87-G41 motherboard with 2 HDD:s. The systems runs both Windows 7 and Ubuntu 14.10 (formerly 14.04 when the problem first occurred). On one of the ...
0
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1answer
68 views

Fresh Ubuntu UEFI installation won't boot

On my Toshiba, Satellite E45T Ultrabook I have made a backup of my Windows 8 recovery partition; then I booted a Live USB with Ubuntu, cleaned everything on my HDD (750GB) and SSD (32GB) and installed ...
0
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1answer
35 views

How to reboot ubuntu of of live cd (USB) with ubuntu installed?

After finding out how to fix my hard drive partitioning problem, I went to boot from a live usb only to find out that the try Ubuntu option didn't come up in the grub menu and would only take me ...
0
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1answer
51 views

Dual boot ubuntu and windows 8.1 hangs

I have dual booted my laptop with ubuntu and windows. The problem is that windows 8 shows 100% disk usage and while running ubuntu, the cooler runs too fast, proably using more hardware resources and ...
0
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2answers
95 views

Dual boot Windows 8.1 with Ubuntu on last partition with legacy boot mode [duplicate]

I have following scenario and want to install Ubuntu 14.10. 1 TB Hard Drive 150GB Win 8.1 Partition 200GB NTFS 200GB NTFS 200GB NTFS 120GB NTFS 68GB Unallocated I want to install Ubuntu ...
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0answers
25 views

NVidia CUDA install: unable to open a terminal

After installing NVidia CUDA, I received the message [ hub 1-0:1.0: unable to enumerate usb device on port 6] and am not able to open a terminal any more. How should I proceed?