How to fix - ““GPT detected. Please create a BIOS-Boot partition” while using boot-repair”












0















I had Windows 8 and Ubuntu 14 on my Dell XPS. I tried deleting Windows from Ubuntu by using this: https://help.ubuntu.com/community/OS-Uninstaller



I re-started my machine and saw a message which said No OS was found. I created a bootable USB having Linux Mint. When I plugged in the USB, at some point, I saw the grub error: "minimal BASH like line editing is supported". Online suggestions told me to do a boot-repair.
On pressing F12, the USB wasn't showing in the UEFI mode, but only in the legacy mode. USB only in legacy mode



Question 1: How to fix this (if it is important to install linux in UEFI mode)?



Anyways, I reboot from the USB containing Mint in the legacy mode. In mint
terminal, I try to run boot-repair: How to install the Boot-Repair tool in an Ubuntu live disc?



After following the steps, I get a Boot Repair message:
"GPT detected. Please create a BIOS boot partition.(>1MB, unformatted filesystem bios_grub flag). This can be performed via tools such as Gparted. Then tryagain, Alternatively you can retry after activating the [Separate/boot/efi partition:] option"
GPT error



Question 2: "Do I need to do this boot repair step in order? If I need to do the boot repair, how do I fix the GPT detected error?"



I noticed that my Ubuntu is still available somewhere, because when I tried installing Mint, I saw this message which detected my Ubuntu 14.
Ubuntu detected



My objective is:



1) To keep Ubuntu as the only OS



2) if (1) is not possible, keep the new mint OS only. I can live with the data lost with Ubuntu.










share|improve this question

























  • If you do need Boot Repair - usually you don't - then it should be booted in the same mode the OSes were installed. When that error message appears it means it was booted in Legacy mode and the OSes (or at least on) is installed in UEFI mode. And yes, use UEFI mode in UEFI machines.

    – GabrielaGarcia
    Jan 21 at 11:02
















0















I had Windows 8 and Ubuntu 14 on my Dell XPS. I tried deleting Windows from Ubuntu by using this: https://help.ubuntu.com/community/OS-Uninstaller



I re-started my machine and saw a message which said No OS was found. I created a bootable USB having Linux Mint. When I plugged in the USB, at some point, I saw the grub error: "minimal BASH like line editing is supported". Online suggestions told me to do a boot-repair.
On pressing F12, the USB wasn't showing in the UEFI mode, but only in the legacy mode. USB only in legacy mode



Question 1: How to fix this (if it is important to install linux in UEFI mode)?



Anyways, I reboot from the USB containing Mint in the legacy mode. In mint
terminal, I try to run boot-repair: How to install the Boot-Repair tool in an Ubuntu live disc?



After following the steps, I get a Boot Repair message:
"GPT detected. Please create a BIOS boot partition.(>1MB, unformatted filesystem bios_grub flag). This can be performed via tools such as Gparted. Then tryagain, Alternatively you can retry after activating the [Separate/boot/efi partition:] option"
GPT error



Question 2: "Do I need to do this boot repair step in order? If I need to do the boot repair, how do I fix the GPT detected error?"



I noticed that my Ubuntu is still available somewhere, because when I tried installing Mint, I saw this message which detected my Ubuntu 14.
Ubuntu detected



My objective is:



1) To keep Ubuntu as the only OS



2) if (1) is not possible, keep the new mint OS only. I can live with the data lost with Ubuntu.










share|improve this question

























  • If you do need Boot Repair - usually you don't - then it should be booted in the same mode the OSes were installed. When that error message appears it means it was booted in Legacy mode and the OSes (or at least on) is installed in UEFI mode. And yes, use UEFI mode in UEFI machines.

    – GabrielaGarcia
    Jan 21 at 11:02














0












0








0








I had Windows 8 and Ubuntu 14 on my Dell XPS. I tried deleting Windows from Ubuntu by using this: https://help.ubuntu.com/community/OS-Uninstaller



I re-started my machine and saw a message which said No OS was found. I created a bootable USB having Linux Mint. When I plugged in the USB, at some point, I saw the grub error: "minimal BASH like line editing is supported". Online suggestions told me to do a boot-repair.
On pressing F12, the USB wasn't showing in the UEFI mode, but only in the legacy mode. USB only in legacy mode



Question 1: How to fix this (if it is important to install linux in UEFI mode)?



Anyways, I reboot from the USB containing Mint in the legacy mode. In mint
terminal, I try to run boot-repair: How to install the Boot-Repair tool in an Ubuntu live disc?



After following the steps, I get a Boot Repair message:
"GPT detected. Please create a BIOS boot partition.(>1MB, unformatted filesystem bios_grub flag). This can be performed via tools such as Gparted. Then tryagain, Alternatively you can retry after activating the [Separate/boot/efi partition:] option"
GPT error



Question 2: "Do I need to do this boot repair step in order? If I need to do the boot repair, how do I fix the GPT detected error?"



I noticed that my Ubuntu is still available somewhere, because when I tried installing Mint, I saw this message which detected my Ubuntu 14.
Ubuntu detected



My objective is:



1) To keep Ubuntu as the only OS



2) if (1) is not possible, keep the new mint OS only. I can live with the data lost with Ubuntu.










share|improve this question
















I had Windows 8 and Ubuntu 14 on my Dell XPS. I tried deleting Windows from Ubuntu by using this: https://help.ubuntu.com/community/OS-Uninstaller



I re-started my machine and saw a message which said No OS was found. I created a bootable USB having Linux Mint. When I plugged in the USB, at some point, I saw the grub error: "minimal BASH like line editing is supported". Online suggestions told me to do a boot-repair.
On pressing F12, the USB wasn't showing in the UEFI mode, but only in the legacy mode. USB only in legacy mode



Question 1: How to fix this (if it is important to install linux in UEFI mode)?



Anyways, I reboot from the USB containing Mint in the legacy mode. In mint
terminal, I try to run boot-repair: How to install the Boot-Repair tool in an Ubuntu live disc?



After following the steps, I get a Boot Repair message:
"GPT detected. Please create a BIOS boot partition.(>1MB, unformatted filesystem bios_grub flag). This can be performed via tools such as Gparted. Then tryagain, Alternatively you can retry after activating the [Separate/boot/efi partition:] option"
GPT error



Question 2: "Do I need to do this boot repair step in order? If I need to do the boot repair, how do I fix the GPT detected error?"



I noticed that my Ubuntu is still available somewhere, because when I tried installing Mint, I saw this message which detected my Ubuntu 14.
Ubuntu detected



My objective is:



1) To keep Ubuntu as the only OS



2) if (1) is not possible, keep the new mint OS only. I can live with the data lost with Ubuntu.







boot dual-boot partitioning uefi gpt






share|improve this question















share|improve this question













share|improve this question




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edited Jan 21 at 10:48







Mayank Raj

















asked Jan 21 at 9:13









Mayank RajMayank Raj

1




1













  • If you do need Boot Repair - usually you don't - then it should be booted in the same mode the OSes were installed. When that error message appears it means it was booted in Legacy mode and the OSes (or at least on) is installed in UEFI mode. And yes, use UEFI mode in UEFI machines.

    – GabrielaGarcia
    Jan 21 at 11:02



















  • If you do need Boot Repair - usually you don't - then it should be booted in the same mode the OSes were installed. When that error message appears it means it was booted in Legacy mode and the OSes (or at least on) is installed in UEFI mode. And yes, use UEFI mode in UEFI machines.

    – GabrielaGarcia
    Jan 21 at 11:02

















If you do need Boot Repair - usually you don't - then it should be booted in the same mode the OSes were installed. When that error message appears it means it was booted in Legacy mode and the OSes (or at least on) is installed in UEFI mode. And yes, use UEFI mode in UEFI machines.

– GabrielaGarcia
Jan 21 at 11:02





If you do need Boot Repair - usually you don't - then it should be booted in the same mode the OSes were installed. When that error message appears it means it was booted in Legacy mode and the OSes (or at least on) is installed in UEFI mode. And yes, use UEFI mode in UEFI machines.

– GabrielaGarcia
Jan 21 at 11:02










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