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  1. Re: Trying to install Ubuntu srver Dual Boot with Windows 10

    How you boot install media, UEFI or BIOS is how it installs for both Windows & Ubuntu.
    But if you boot in one mode & drive is configured for other mode, installer will complain.

    Windows only...
  2. [SOLVED] Re: [Boot-Repair] Using boot-repair to fix erased EFI partition

    I have seen that error or similar before, but it does not make sense.
    I have a full install and do not have /EFI/Boot/grubx64.efi. That file is just in /EFI/ubuntu.

    You may want to check UEFI...
  3. [ubuntu] Re: After installing ubuntu 19.04, Windows doesn't boot anymore

    You are showing LDM, how did you add that?
    With BIOS/MBR systems it was called dynamic disks and seen as SFS.
    It is somewhat like Linux's LVM - logical volumes
    They were originally used as a work...
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    [ubuntu] Re: Boot up trouble

    Each time you reboot a live installer, you have to reinstall Boot-Repair by adding its ppa & updating system. Details on commands to copy into terminal.
    ...
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    [ubuntu] Re: Boot up trouble

    Seems to correctly show sda6 as ext4, mounted at /mnt

    Have you now tried the fsck commands on sda6?
    Or run Boot-repair?
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    Re: I cant install ubuntu on my PC

    It says AHCI driver not available.

    You need to change in UEFI/BIOS settings to AHCI from RAID or Intel RST.
    Most systems also need UEFI/BIOS updates and if an SSD, firmware update.

    What...
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    [ubuntu] Re: Boot up trouble

    You copy & paste from terminal to here.
    And if longer output & to preserve formatting, you use code tags.

    How to use Code tags, # in advanced editor...
  8. Thread: Boot Problem

    by oldfred
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    [SOLVED] Re: Boot Problem

    Very old BIOS had a 137GB limit on where boot files could be on a drive. Rather than boot partition often better to just use a smaller 25 to 30GB / (root) partition and use rest of drive as /home.
    ...
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    [SOLVED] Re: Proper way to make a W10 bootable usb?

    For ISO to be converted to hybrid flash drives using dd, the ISO must be pre-configured as a hybrid. Windows is not, so dd will never work with Windows ISO and some Linux ISO also.

    If UEFI...
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    [ubuntu] Re: Boot up trouble

    Spaces are very important in Linux. Adding a space where not required or not having a space where required can change a command or make it invalid.

    You used.
    sudo mount /dev/sda6/mnt
    But it...
  11. [SOLVED] Re: Dual Boot: The 'grub-efi-amd-64-signed' package failed to install into /target/

    A few bad sectors can be normal, yours looks like a lot.
    I would make sure backups are good and get a new drive.
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    [ubuntu] Re: Boot up trouble

    That warning is usually from your live installer. You can ignore it.
  13. [SOLVED] Re: [Boot-Repair] Using boot-repair to fix erased EFI partition

    UEFI uses GUID to know the ESP - efi system partition. So when you recreated it, it got a new GUID & you have to recreate UEFI boot entries. For Ubuntu you can do a full reinstall of grub which uses...
  14. [SOLVED] Re: Dual Boot: The 'grub-efi-amd-64-signed' package failed to install into /target/

    Change back to ro as that lets you boot recovery mode and run fsck if needed as partition is not mounted.

    It seems strange that it says it cannot read sda, as it should be working with partitions...
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    [ubuntu] Re: Boot up trouble

    You can go into Disks and mount it like you did before?

    Is drive now sda or sdb, you need to use correct drive. To see partitions:
    sudo parted -l
    If sdb6 otherwise change to sda6
    sudo...
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    [ubuntu] Re: Boot up trouble

    Are you using live installer?
    Then it would not be in fstab to remount.
    You probably mounted using file browser at /media/$USER/UUID or label if labeled.

    You either have to have a mount point to...
  17. Thread: Boot Problem

    by oldfred
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    [SOLVED] Re: Boot Problem

    If another kernel boots, then something about new kernel not correctly configured.

    I might boot from sdb's grub and in Boot-Repair run the full reinstall of grub to sdb and include install or...
  18. [SOLVED] Re: Dual Boot: The 'grub-efi-amd-64-signed' package failed to install into /target/

    Is error writing into ESP - efi system partition /boot/efi/EFI/ubuntu/grub.cfg or really in /boot/grub/grub.cfg? The grub.cfg in ESP is just 3 lines to load the full grub.cfg in your install.

    I...
  19. Thread: Boot Problem

    by oldfred
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    [SOLVED] Re: Boot Problem

    One thing Boot-Repair does with multiple drive MBR systems is install grub to MBR of every drive.
    Better to only use Advanced mode and only install grub to MBR of Ubuntu drive and keep (or...
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    [ubuntu_budgie] Re: Dell G3 not booting from Ubuntu

    Most Dell need UEFI update and if SSD, firmware update.

    You also need to make sure your have changed UEFI setting for drives from RAID or Intel RST to AHCI. If dual booting withc Windows install...
  21. [SOLVED] Re: how to see a list of the threads i have posted in

    +1 on coffeecat's method

    That is what I use. I also check exact name, otherwise I get other freds.
    It is sorted newest first and any thread with a new post I have posted in has bold title.
  22. Thread: Dual boot UEFI

    by oldfred
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    [ubuntu] Re: Dual boot UEFI

    Just about all Dell need UEFI update & if SSD firmware update.

    My Dell SFF has a Haswell lower end processor - Intel Core i3-4160, I do not think I had to change UEFI setting to AHCI, from RAID or...
  23. [ubuntu] Re: Accidentally Erased Partition Containing Ubuntu 14.04.5 LTS

    Testdisk Instructions, new versions use sectors, old ones were CHS
    http://www.cgsecurity.org/wiki/TestDisk_Step_By_Step
    http://www.cgsecurity.org/wiki/Menu_Analyse

    But if you or the University...
  24. [lubuntu] Re: Installation on "hardware" raid on Asus M4N78pro

    Do not know RAID, nor use it.

    RAID is better supported with the server installer and then you can add the desktop of choice.

    I have this link....
  25. [SOLVED] Re: Dual Boot: The 'grub-efi-amd-64-signed' package failed to install into /target/

    Back with 14.04 Ubuntu's default parameter for the ESP was defaults. The since changed to 0077 which means it is mounted with no permissions to write. So Boot-Repair automatically changes it and I...
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