Linked Questions

1
vote
1answer
72 views

How to manually copy home files on hdd from live-usb [duplicate]

For reasons I won't go into on this thread, I would like to simply backup the home files on my machine using live cd. I have downloaded a live usb, and am currently running on it now. I cannot boot ...
0
votes
0answers
65 views

Can't access hard drive encrypted LUKS [duplicate]

Help please. I had 2 hard drives in my computer and was running ubuntu 16.04. Then I installed Lubuntu 16.10 on the other drive (B) without removing the other drive (A). This has corrupted the GRUB ...
12
votes
2answers
22k views

Mounting encrypted LUKS partition from Live CD

Error to begin with, can't boot I had to do a hard reboot of my computer, and when booting up it (initramfs I think) gave an error: mount: mounting /dev/mapper/ubuntu--vg-root on /root failed: ...
7
votes
1answer
5k views

Opening LUKS encrypted drive in nautilus results in “operation cancelled”

I'm on a Ubuntu 16.04 computer with a LUKS encrypted drive trying to mount an old Ubuntu 16.04 LUKS encrypted drive. When I open the drive in Nautilus, after entering the correct password I get the ...
6
votes
4answers
759 views

How do I add myself back in sudo group in Encrypted HDD of 16.04 with Strict Security Policies?

I know the threads How do I add myself back as a sudo user?, Mounting encrypted LUKS partition from Live CD, ... This thread is about how to add a sudo user back without root and other strict security ...
4
votes
2answers
305 views

What does the -b switch for udisksctl do?

I had to mount an encrypted external hdd using the command-line earlier this evening. Thanks to these instructions I was successful, but I'm left wondering what the-b switch for the udisksctl command ...
0
votes
1answer
2k views

Repair broken encrypted home

I've ran into following problem. I have split my disk into two partitions, one for / and one form /home. I've also encrypted /home. One beautiful day ubuntu reports upon boot some broken files, ...
6
votes
0answers
2k views

Auto-mounting an encrypted USB hard drive [duplicate]

How can you configure a headless Ubuntu server to auto-mount an encrypted USB hard drive? I found this similar question, which explains how to mount the drive from the command line, but the author is ...
1
vote
1answer
682 views

Ubuntu 14.04 drops into initramfs on boot after power loss

Following an unusual power loss (laptop punted to the floor...), Ubuntu 14.04 drops into initramfs on boot up and I'm unable to recover. After turning the system on, GRUB is displayed and after ...
1
vote
3answers
438 views

Accessing encrypted boot drive as extra drive

I created an encrypted 2TB boot drive using the standard method from an Ubuntu 16.04 LiveUSB. I am trying to access that 2TB drive from another system (also Ubuntu 16.04.3) which is running from 1TB ...
1
vote
0answers
601 views

cannot mount luks-encrypted partition from live usb

For a while my Ubuntu hasn't been booting anymore as it tells me to update the microcode. I've asked about it here but wasn't able to resolve it. I had my hard drive encrypted so I've decided to focus ...
1
vote
1answer
333 views

Accessing one encrypted boot drive from another in 18.04

I recently made the jump from 16.04 to 18.04. I did a fresh install, including encrypting my entire drive, but now I am having problems that I did not have in 16.04. As a little background, I have an ...
0
votes
2answers
564 views

How to change access rights for /?

I accidentally changed access rights on / for my Ubuntu 16.04 using sudo chmod 466 /. I was supposed to change access rights for a file but instead I accidentally executed a chmod on / (root directory)...
0
votes
2answers
254 views

Grub rescue: broken system not rebooting

Ok, I'm on phone but will add as much detail as possible: 17.10, just upgraded, everything upgraded fine except shim-signed which failed. I presumed it would be ok, it wasn't. /boot filled during ...
0
votes
0answers
189 views

ubuntu--vg-root does not exist after formatting boot partition

I was recently trying to format a disk on my ubuntu 16.04 desktop with gparted and I accidentally formatted my boot partition which deleted GRUB and everything else on the partition. I managed to ...

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