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0
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1answer
240 views

fix the partition indexes OR fix ubuntu EFI

I have a GPT partition table. when i tried to repair the disk on my mac os x 10.9 it deleted the efi partition. I already created it manually but i have a problem: 1- the efi partition instead of ...
1
vote
1answer
965 views

Unable to boot to Ubuntu

Just got a new laptop and removed Windows 8 and installed 13.10 using LiveUSB. Initially it was booting to "No boot media" but I was able to resolve it with boot-repair. I realized some of the items I ...
0
votes
1answer
493 views

How to repair GRUB from backup?

I have Windows 8 and Ubuntu 13.04 in dualboot. But the problem was that Windows didn't boot when GRUB is set as primary bootloader in BIOS. When the Windows EFI partition was checked as primary, ...
2
votes
2answers
827 views

Windows 8.1 - unfixable grub

I have a Gigabyte laptop that came with secure boot and windows 8. After a bit of battling, I managed to get my dual boot with Ubuntu 13.10.. Anyway, I upgraded zindows to 8.1, now grub is gone. I ...
3
votes
3answers
10k views

How to install Ubuntu server with UEFI and RAID1 + LVM

I used to install my servers with LVM over software RAID1, and grub install on the MBR of both drives. Now I have an UEFI server, and the compatibility (BIOS) mode does not seem to work. So I went ...
3
votes
3answers
14k views

ubuntu 12.04.3 LTS installation failed. says: “GRUB installation failed”

The error maessage read as-"the grub-efi-amd64-signed package failed to install into /target/. Without the GRUB bootloader the system will not load" I'm trying to install it on HP pavilion g6-2303 TX ...
1
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0answers
2k views

Dual boot windows 8 and ubuntu 12.04 irst, ubuntu not booting (black screen)

I'm trying to dual boot Windows 8 and Ubuntu 12.04 on amy new Asus Zenbook U500VZ with 2x 128 GB ssd in raid0 using Intel Rapid Storage Technology (Windows preloaded). After a bit of trial and error ...
3
votes
1answer
2k views

How to reinstall Ubuntu over Elementary OS on an EFI system?

First, a bit of background. I managed to dual boot Ubuntu 13.04 with Windows 8(preinstalled). I disabled secure boot. I had to go in the bios settings and change the disk order to select Ubuntu as the ...
1
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0answers
1k views

grub-install failed; fatal error [duplicate]

I'm having trouble dual-booting 12.04 alongside Windows 8. It's a self-assembled PC, so there's no OEM UEFI or anything like that (just to be safe, I checked the BIOS settings and it was set to ...
1
vote
1answer
6k views

Unable to boot Windows 8 after Ubuntu installation

I installed Ubuntu on a pc with Windows 8 preinstalled. After installation Grub showed Ubuntu entries and Windows 8 Boot Manager (or something similar), selecting it I got: /EndEntire file path ...
0
votes
2answers
4k views

Unable to fix broken package system

After I (painfully) managed to install Skype on my Ubuntu 12.04 LTS, I'm experiencing since months ago a packages issue I cannot fix. Have a look to my last post in order to know what caused this ...
0
votes
1answer
967 views

Can't boot Ubuntu 13.04 after installing alongside Windows 8

I've tried running boot-repair a few times with diffrent settings, to no avail. paste.ubuntu.com/5948482 paste.ubuntu.com/5948580 paste.ubuntu.com/5948657 When an option does appear in the BIOS to ...
0
votes
1answer
2k views

Runnning Ubuntu 13.04 on ASUS Laptop with pre-installed Windows 8 and secure boot enabled [duplicate]

I had installed Ubuntu 13.04. The installation went on smoothly. But, after the installation was over, there was no grub that let me decide between Ubuntu and Windows 8. So, I used EasyBCD. The grub ...
0
votes
2answers
3k views

ASUS: K55V series Laptop dual boot problem

I have LAPTOP ASUS K55V (Windows 7 Home 64bit) (I'd like to dual boot with Ubuntu) I read all the tutorials about install Ubuntu, here's what I did: Installed old version (problem: There some some ...
2
votes
1answer
654 views

Laptop that comes with Windows 8 does not show grub

I have a Sony Vaio SVE14A27CXH that came with Windows 8 and UEFI BIOS from factory. I have been trying to install Ubuntu 13.01 with no success. I have already suffered with "Operating System not ...
4
votes
3answers
12k views

Uninstalling GRUB from UEFI laptop

I installed Ubuntu alongside Windows 8, however have decided to unisntall Ubuntu. First I booted into Parted Magic and, using GParted deleted all the ext4 and swap partitions. This leaves me with ...
0
votes
1answer
1k views

Grub issue in 12.04: “Booting in blind mode.”

I just turned on my PC where I'm dual-booting Ubuntu and Windows 8 and I had the following message at startup: Invalid video mode 'text' Booting in blind mode Fortunately for me the laptop booted ...
0
votes
1answer
189 views

How do I assign a network IP & enable ssh during installation?

I need to have a bootable usb flash disk with ubuntu 12.04 x64 EFI integrated any ideas? Is there a way to install ubuntu 12.04.2 x64 as text based installation? Like the ubuntu server install? And ...
0
votes
1answer
225 views

Ubuntu efi portable

I need to install Ubuntu on my USB pendrive 3.0 in order to have my "portable computer" everywhere i go. BUT i need it to work also on EFI systems. I've tryied by installing ubuntu on a VirtualBox hd ...
0
votes
1answer
684 views

Problems on boot

Good morning! I have a little problem with my Ubuntu 13.04. Actually, I have this problem with any other linux distributive (Fedora, Fuduntu, Mandriva, Ubuntu 11.04 => 13.04, Linux Mint 14 and oth.). ...
0
votes
2answers
685 views

How to configure UEFI booting on a Macbook 8,2

I googled a while on this so let me give you the details, then the questions I have a Macbook 8,2 15" with Kubuntu Quantal installed from the MAC+AMD64 Desktop CD image. I removed every MacOS ...
3
votes
0answers
633 views

black tty screens

I get black tty screens when I hit Ctrl-Alt-F1. I already read all other similar questions but I can't seem to find a suitable solution. Here is my setup. I have a fairly new laptop (Jan 2013, Asus ...
2
votes
1answer
810 views

Unable to EFI boot after Ubuntu 12.10 install (Lenovo E30)

Basically the system won’t boot. After the BIOS screen I get the message: “Error 1692: No operating system found” I ran the ‘boot-repair’ utility without success. Here is the boot info that utility ...
0
votes
3answers
737 views

apparent low color depth on EFI Boot

I am running Ubuntu 13.04 and Mint 14 on a Mac Mini 6,2 (Late 2012) - Intel HD4000. When I boot from the legacy BIOS, I see good colour as it should appear. However, when I boot from the EFI ...
3
votes
2answers
1k views

Missing /etc/default/grub

I just re-installed Ubuntu 12.10 after having various issues, it was just time for a re-format and re-install. Installation The install went the smoothest that it has ever gone. Except that on my ...
1
vote
1answer
615 views

Getting ubuntu 12.10 and windows 8 to work correctly dualboot. Configuring GRUB

There may be several questions on similar lines. But this one is a bit different. My Windows8 installation had stopped working earlier after installing Ubuntu 12.10, (standard : cannot find drivemap ...
2
votes
2answers
8k views

Windows 8 Dual Boot Ubuntu 12.10 with UEFI broken Windows boot manager

Brand new Asus U500VZ, Windows 8 preinstalled. I removed the fakeraid, turned fastboot and secure boot off, and set the SATA to AHCI and deleted all existing partitions on both SSDs. Purchased ...
0
votes
2answers
2k views

Deleting GRUB2 which is placed in sda? And how to fix two Ubuntu entry in EFI Boot selector?

I have EFI Windows 8 in my Asus K55V laptop. EFI partition is sda1. I tried to install Ubuntu in EFI mode and created/selected separate boot partition for Ubuntu boot loader. Ubuntu installed ...
1
vote
1answer
520 views

Dualboot install failed? Locked out of Windows

You can't imagine how happy I am after I finally managed to install Ubuntu for the 1st time today. But I still need some help to know how to boot into the other side of my schizophrenic computer, i.e. ...
2
votes
2answers
1k views

Can't load GRUB all of a sudden (UEFI problem)

So, the last time I used my Ubuntu installation was last night. Today, as I booted it up, it told me that booting grubx64.efi is not allowed. Easy enough. I know how to re-enable it from my BIOS. ...
3
votes
1answer
109 views

Is there anything to remember when I exchange my /?

I have a laptop computer with the following setup: / on a btrfs /dev/sda3 subvolume @ /home on a btrfs /dev/sda3 subvolume @home /boot on an ext4 /dev/sda2 /boot/efi on a vfat /dev/sda1 no swap /tmp ...
1
vote
1answer
3k views

Unable to boot Windows after installing Ubuntu 12.04 - error: invalid efi file path

SOLVED - see UPDATE 2 below (but lost all files/programs on Windows 7) I have a Laptop (ASUS X310A, I installed Ubuntu 12.04 to be side by side with Windows 7 but I seem to have gotten a problem ...
1
vote
3answers
1k views

Grub-Efi wrong resolution

My question, as it comes from the title, related to grub, but it's a different thing. I re-installed Windows 7 and Ubuntu 12.10 in UEFI mode (before that I was using normal BIOS) and everything went ...
2
votes
1answer
1k views

How to change grub-bios to grub-efi

So a while ago I installed Ubuntu on my MacBook. I had to reinstall it because something in the update manager messed up. Not to concerned about that but for some reason after the installation Ubuntu ...
5
votes
2answers
13k views

Invalid EFI file path

i've just installed Ubuntu 12 on my new laptop ( with Win7 64bit pre installed ) in EFI mode and now i can't load Win7 anymore ( Ubuntu just loads fine from grub ). When i select the Windows 7 entry ...
2
votes
3answers
12k views

Best partition scheme for ubuntu + windows with EFI and GPT

I am guessing which is the better partition scheme for a system with EFI and GPT. Currently, I have the following scheme: NAME MAJ:MIN RM SIZE RO TYPE MOUNTPOINT sda 8:0 0 465.8G 0 disk ...
1
vote
1answer
4k views

How to switch between Gfx cards on Macbook Pro 15" 8.2

I have a Macbook 15" Pro 8.2 Which apparently is supposed to be switchable between the GFX cards with vgaswitcheroo. But /sys/kernel/debug/ contains no switcheroo folder. syslog gives me this. [ ...
1
vote
3answers
515 views

Installed Windows 7 alongside Ubuntu; No Longer Boots

I installed Ubuntu 12.04 alongside Windows about a week ago and I can no longer boot in to Windows. When I attempt to boot, I get the error, "Invalid EFI File Path." I tried to change the boot ...
0
votes
1answer
3k views

The disk drive /boot/efi is not ready yet or not present Error

I have installed Ubuntu 12.04 64bit version. I have no problem with it until we tried to take a backup by using Acronis True Image software. Normally, Ubuntu was seen under BIOS menu under "EFI Boot" ...
0
votes
1answer
192 views

Why do I get directed to grub screen instead of booting completely?

I am a new user of Ubuntu and only recently have had problems with booting. It either fails to recognize my monitor or sends me directly to a grub screen rather than booting completely. This is my ...
2
votes
1answer
7k views

Windows 7 not loading from Grub, Ubuntu 12.04 dual boot

I have the results of my boot script run here: Boot Info Script 0.61 [1 April 2012] ============================= Boot Info Summary: =============================== ...
1
vote
3answers
2k views

Remove Grub Loader from Mac

I installed Ubuntu (Precise) on my Macbook Pro but now I'd like to go back to OSX but I can't boot off the OSX Snow Leopard DVD to do a reinstall. I have tried booting and holding down "c" or using ...
2
votes
2answers
2k views

I am having problems booting after I installed Ubuntu. How can I collect information to diagnose and fix the problem?

After installing or updating Ubuntu, I am having problems using GRUB to boot my computer. How do I collect information to determine what is wrong so that I can fix it? Note: This question and any ...
0
votes
1answer
279 views

Can no longer boot from HD after installation of latest 12.04 update

The following message was seen at upgrade process (during installation of grub-efi-amd64): "Fatal: Couldnt open either sysfs or procfs directories for acessing EFI variables. Try 'modprobe efivars' as ...
0
votes
1answer
2k views

EFI Boot on Asus Sabertooth 990fx not working after firmware update

I recently updated the firmware on my Asus Sabertooth 990fx, and now the UEFI bios won't boot my ubuntu install, which boots off of EFI. EFI boot works for the livecd, but the BIOS doesn't seem to ...
1
vote
1answer
1k views

Boot from USB w/ Grub2… computer is useless right now… help!!!

I'm running Ubuntu 12.04 on my MacBook Air, and after a botched update attempt the OS won't boot & recovery mode won't boot. The only thing I can do is drop into the Grub2 prompt. I have a USB ...
1
vote
1answer
657 views

problem with grub-efi

I am installing ubuntu on my MacBook, following the instructions here: http://www.rodsbooks.com/ubuntu-efi/index.html Everything has gone well so far. But I have now come to number 19. The cd with ...
2
votes
1answer
157 views

Install GRUB from Outside Ubuntu

Running Mac OS and Ubuntu 10.10 booting with rEFIt then GRUB. Updated 10.10 to 11.04 and accidentally put GRUB on the wrong volume (I think swap somehow). Can't boot into Grub. Can I install it onto ...
1
vote
2answers
3k views

11.10 dual boot no grub menu

I have installed Windows 7 and then Ubuntu 11.10 on my computer but no grub menu came up on reboot and it went straight into Windows. I then removed the Ubuntu created partitions and tried Fedora 16 ...
0
votes
0answers
247 views

Trouble dual booting ubuntu after installation [duplicate]

Possible Duplicate: How to boot Ubuntu from EFI/UEFI? I just installed ubuntu to my new lenovo thinkpad so it could dual boot with windows 7. I downloaded the iso file from ubuntu and put ...