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20 views

Dual boot windows 8.1 and ubuntu 14.0 problem

I have windows 8.1 pre-installed.Then I have installed Ubuntu 14.0 Firstly in grub,windows 8 was not shown.Then I have updated GRUB and it shows the windows 8 but whenever I try to launch it.It gives ...
0
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3answers
28 views

How do I update Ubuntu in a UEFI-based Windows 8 dual boot

I got Windows 8 and Ubuntu 14.04 dual booted on my system, and I want to update Ubuntu in the future (not now). How do I do it on UEFI hardware? I got a Gateway SX2110G-UW318 PC. Help? :\
1
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2answers
93 views

Mac Mini late 2012 14.10 Server won't boot after install

I have installed (and reinstalled multiple times) Ubuntu Server 14.10 on a Mac Mini 6,2 (late 2012). The install media is a USB drive. The computer is connected to the internet through ethernet ...
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votes
1answer
67 views

GRUB Bootloader not loading with Software RAID1 on Fresh 14.04 Server Install

I've looked at all of the forums, and tried doing multiple fresh installs and continue getting the error "Unable to install GRUB in /dev/mdx - This is a fatal error" My current setup is 2 2T drives, ...
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0answers
68 views

how to enable secure boot after the installation

Kubuntu 14.04 64bit on a MS-DOS (MBR) type HDD (sda4) Kubuntu 14.10 64bit on a GPT type HDD (sdb5) Windows 8.1 64bit on a GPT type HDD (sda3) these are my installed OSes, both kubuntu installations ...
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1answer
41 views

Ubuntu not Booting ,GRUB screen not disappearing

while installing Ubuntu, I choose the first option(erase disk and install Ubuntu). After the installation is complete I reboot my machine and what I got is a purple screen (I think the purple color is ...
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3answers
64 views

problem with boot, grub-repair not help

Hello i want install ubunntu 14.10 (64biit) i already have orginal windows 8.1. I turn off secureboot in bios, and fastboot in windows. Installation ubuntu is no problem but i don't see grub after ...
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0answers
38 views

GRUB Removal UEFI

I have a UEFI Windows 8 laptop. I had installed Ubuntu on it. I later removed Ubuntu by deleting Ubuntu partitions from Disk Manager in Windows 8.1. But the GRUB has still not been deleted. I had to ...
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1answer
120 views

How to make update-grub recognize zfs datasets as root in /etc/fstab and add minimal set of zfs options?

I'm having trouble to find out how to make update-grub of grub-efi 2.02~beta2-9ubuntu1 recognize the specification of a ZFS dataset as root device in /etc/fstab and conditionally add a minimal set of ...
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0answers
40 views

Two copies of Ubuntu loader detected by Boot Manager

I have Windows 8 and Ubuntu on my system. I recently upgraded from Ubuntu 13.04 to 14.04, and ran Boot Repair in order to make the GRUB the default loader. However, it failed to achieve what I wanted, ...
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1answer
119 views

Cannot repair grub using, boot-repair fails without reason

It just shows that error happened and gives link for log: http://paste.ubuntu.com/8585646/ Tried to disable/enable WinEFI backup, putting boot in Legacy and UEFI mode. In UEFI mode not worked at all ...
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0answers
24 views

Awkward Dual Boot Problems

I had Ubuntu installed alongside with windows 8.1 using Luis Alvarado's answer. It worked for several days fine (grub was appearing) but yesterday I changed some setting regarding power in ...
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votes
2answers
76 views

after installing second distro, seperate grub2 installs

I was googling a lot, but couldn't really find any solution. I installed Kubuntu 14.04 (sda2) with seperate home partition (sda4) in EFI mode. Then I decided to install a second distro (Ubuntu Studio ...
0
votes
1answer
120 views

Stuck on GRUB repair in Ubuntu 13.10 Windows 8.1 dual boot [closed]

I am trying Ubuntu 13.10 Windows 8.1 dual boot. I'm done installing Ubuntu but stuck on boot repair. On booting from the boot repair disk, it shows two options in the boot menu: 1.EFI Device which is ...
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2answers
425 views

How Can I Get GRUB to Work After Restoring Deleted EFI Partition?

First time posting here for help. So Friday night I was playing around with GParted and accidentally deleted several partitions. One of the was an unnamed. After doing this, I restarted and I was ...
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vote
1answer
901 views

Boot-repair error on dual boot system with Ubuntu 14.04 and Windows 7

I have a laptop with both Windows 7 and Ubuntu 14.04 installed. Both OS were installed on UEFI mode and are 64 bits. Ubuntu 14 was installed using the upgrade option from Ubuntu 13.10. After the ...
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0answers
125 views

Problem understanding a grub.cfg line with search.fs_uuid

while learing and adjusting my boot setup, I am stuck unterstanding this content in my grub.cfg on the EFI patition of my drive: search.fs_uuid <uuid> root hd8,gpt5 set ...
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0answers
77 views

live-build / lb config help needed

Hi I'm trying to build custom iso for my asus t100ta wich is uefi only My goal is to make it bootable grub-efi 32bit My question is how do I specify mainline kernel=>(3.16) and grub-efi bootable? ...
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1answer
370 views

Will BIOS boot mode Ubuntu install be able to boot when firmware “Fast Boot” is “Ultra Fast”?

I have an AsRock mainboard with UEFI BIOS P1.50 02/14/2014. The firmware "Fast Boot" option is set to "Fast", Boot Option #1 is set to "AHCI P4: OCZ-VERT...": this is BIOS not UEFI boot. This boot ...
1
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0answers
36 views

How to boot Ubuntu automatically?

I am using Ubuntu GNOME 13.10. I have made one backup image with Clonezilla. The backup includes 2 partitions — one is /dev/sda1, where is the EFI (only the EFI folder from /boot/efi/EFI), and the ...
1
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1answer
839 views

How to install ubuntu 14.04 on my Mac Pro 1,1 with a raw hard drive by a bootable USB stick

I have a Mac Pro 1,1 and I replaced the original hard drive with a new 3TB hard drive (just got, never initialized). I try to install ubuntu by a bootable USB stick which I crated on my Mac When I ...
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0answers
180 views

ubuntu wont boot wont mount

I am new to linux, my computer says: an error occurred while mounting /boot/efi press s to skip mounting or m for manual recovery I search how to fix this everything I found had to do with dual ...
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1answer
859 views

Can not boot Windows on Legacy BIOS after installing Ubuntu on UEFI [duplicate]

Long story short, I installed ubuntu while I was watching netflix and feeling very lazy, and may have lost all my windows 7 files. Quick summary: -Windows 7 was installed on Legacy bios and I ...
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0answers
2k views

Make a portable Ubuntu on a USB stick (bootable on Macbook/iMac)

I have a Macbook Pro 8,1 (early 2011 model). My goal is to have Ubuntu installed onto a USB stick what I can plug into any Macbook / iMac (also potentially any pc) and use Ubuntu anywhere. Here is ...
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1answer
806 views

grub rescue, blind mode

i updated osx last night and when i try to boot to linux, i get sent to the grub rescue prompt. i have performed the following steps: set prefix=(hd1,gpt5)/boot/grub (contains grub.cfg but mod ...
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2answers
564 views

GRUB not appearing after upgrade to Windows 8.1 [duplicate]

I had previously dual-booted Ubuntu 13.10 with Windows 8. Then I upgraded it to Windows 8.1. Since then my GRUB has not been appearing. I started Ubuntu from my bootable USB drive and ran boot repair. ...
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2answers
827 views

Installing Ubuntu 14.04 on macbook pro EFI

Macbook pro: mavericks, 5.2, graphics: nvidia geforce 9600M I followed the guides from here: https://help.ubuntu.com/community/UEFIBooting#Detect_.28U.29EFI_firmware_processor_architecture and ...
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votes
1answer
72 views

How do I tell GRUB to ignore other bootloaders?

I want to keep my bootloaders separately and I am wondering how to tell GRUB not to add the Windows bootloader on kernel/grub updates. I am using 14.04 and Win 8.1 on UEFI. Thank you!
0
votes
1answer
100 views

Laptop not booting

I've got a Vaio laptop that used to work with 13.10. I did an upgrade to 14.04 and since then it does not want to boot any more, that is it doesn't seem to reach grub: I'm stuck on a "BIOS" screen ...
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0answers
206 views

How to configure and run mdadm RAID with /boot and /boot/efi

I am finally getting around to setting up RAID on my existing Ubuntu 12.04 box. This is my first time with mdadm and I have read several tutorials and I believe I have the basics of the RAID part ...
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1answer
229 views

Boot XP from secondary HDD using GRUB2 on primary HDD

I have a computer with one HDD that has Ubuntu 14.04 as the only OS and GRUB2 on the same disk (hd0/sata0). Its partitions are: sda1 - ext4 primary sda2 - swap area sda3 - NTFS I found an old HDD ...
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1answer
539 views

manually installung Grub2 after Windows8.1 update 1

After boot-repair failed to install (both with secure boot disabled and enabled), I decided to try running grub-install manually using the following command. sudo grub-install ...
0
votes
1answer
122 views

New bootloader for Ubuntu? [closed]

Challenging it is to get Ubuntu to boot right with single Ubuntu install since the introduction of (U)EFI BIOS. I have had, and am having difficulties getting a new PC boot to from an SSD disk. It ...
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2answers
128 views

Grub Won't Even Come Up after Upgrade to 14.04 Dual Boot Win8 [duplicate]

I'm a bit of a noob, so bare with me here. I'm running a Toshiba Qosmio V1.32002. I have had a dual booted Win8/Ubuntu 13.10 traditionally, and I recently upgraded to 14.04. Now when I start my ...
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votes
1answer
2k views

How to boot Windows 8 from a legacy MBR partition in UEFI mode via GRUB?

This question is similar to the answer of Dual-boot Ubuntu 12.10 on UEFI along Windows 8 (GRUB - error: can't find command drivemap), but Windows 8 is installed on a legacy partitioned drive. ...
1
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1answer
450 views

Windows 8 / Ubuntu 13.10 in dual boot - how to make Grub by default to manage it [duplicate]

good afternoon every. as it's said in the title, I have Windows 8 and Ubuntu on my laptop (EFI) and it boots automatically on Windows 8. To boot on Ubuntu, I have to change the boot order with the F9 ...
1
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0answers
187 views

Failed to boot Windows 7 after installing Ubuntu 12.04, invalid EFI file path

First I installed Windows 7 64-bit ,then I installed Ubuntu 12.04 64-bit. When installing Ubuntu, I found my BIOS was UEFI, so I installed Ubuntu like this: https://help.ubuntu.com/community/UEFI ...
0
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1answer
91 views

Cannot boot into ubuntu after repartitioning

Having successfully dual-booted my system, I decided to attempt to triple-boot Kali-Linux (legacy), Windows 8 (UEFI), and Ubuntu 13.10 (UEFI). I freed up some disk space (5 gb if I remember correctly) ...
0
votes
1answer
222 views

Ubuntu 13.10 won't restart unless Windows 8.1 is first started and then shutdown

This is very strange. I have an Ubuntu 13.10/Windows 8.1 dual boot set up on my Asus N56VZ laptop. After shutting down Ubuntu, I can't restart it unless I first start and shutdown Windows 8. I'm not ...
1
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0answers
1k views

Update grub-efi-amd64 on 14.04 [closed]

Can't update grub-efi-amd64 package on MacBook Pro Retina 13 early 2013. Got the next output: Setting up grub-efi-amd64 (2.02~beta2-6) ... Installing for x86_64-efi platform. grub-install: error: ...
2
votes
1answer
138 views

How to install Windows 8.1 after Ubuntu? I want to dual boot

I currently have Ubuntu installed and an empty partition to install windows in (NTFS). If I launch boot repair after installing windows , will it restore the dual boot functionality?
0
votes
1answer
125 views

How to install grub on this system

I have two Hard disk drives, as shown in the screenshot First HDD (Sda) is a MBR Disk and second HDD (Sdb) is a GPT Disk (Which has windows 8.1x64). I have installed ubuntu on Sda4 disk and ...
0
votes
1answer
416 views

Ubuntu EFI boot partition and Windows 8.1

I installed on my laptop Windows 8.1 without SecureBoot. After that I installed Ubuntu 13.10 and created partion /boot/efi and now laptop starts only ubuntu. How can I change grub settings to choose ...
0
votes
3answers
202 views

Unable to boot on windows after installing ubunu

I just intalled ubuntu(the real one) and now i am unable to run on my previous win7. As far as i know I didn't overwrite the windows partition. If I try to launch windows it breaks down directly(with ...
0
votes
1answer
788 views

How to insert linuxefi module during boot

I am running Ubuntu 13.10 with kernel 3.11.0-14-generic. Everything was working fine, but then I did a routine software update and the computer would then not boot. Unfortunately, I'm not sure what ...
2
votes
1answer
409 views

How to return from grub prompt to the grub menu?

If you press escape in grub menu you endup with grub command prompt. My question is how can I go back to the menu, without rebooting?
0
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1answer
4k views

Restore backup of WinEFI or UEFI (not sure) that boot-repair made

I have a laptop that supports EFI/UEFI. I have Windows 8.1 and Ubuntu 12.04 on it. The way I installed my OSes was like this: I installed Win 8.1 in the required partitions then Installed ubuntu and ...
0
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1answer
2k views

Dual boot problem, black screen during the ubuntu boot

I have a problem with my dual boot (windows 8 and ubuntu 13.1) on my asus vivo book. Actually I'm writing from a live of linux-secure-remix and I already used the boot repair tools. I can access and ...
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3answers
1k views

13.10 doesn't boot on Vaio Pro 13

I just installed Ubuntu 13.10 on my new Vaio Pro 13, disabled safe mode, but used UEFI and not legacy mode. I did an encrypted LVM installation and erased the complete SSD. It booted just fine from ...
0
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1answer
248 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 ...