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How do I save the data on an unmountable disk?

Environment Ubuntu 20.04 I made a back up before moving into Ubuntu on an external disk that was working (working on 3 different computers, with Linux Mint, Windows 10 and Ubuntu). While I was copying ...
Lucas Ovando's user avatar
-3 votes
1 answer
62 views

Setting Up MDP - critical failure -

I tried to setup mdp npcmcpp and for rofi's theme and applet: https://github.com/adi1090x/rofi. It didn't work. Here's my system info: francois@LenovoUbuntu ~> neofetch .-/+oossssoo+/-. ...
Self learning student's user avatar
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49 views

Schrödinger files that Ubuntu can see but thinks don't exist

I have a number of media files backed up from an old phone to a hard drive. I was trying to copy all my backups to another drive. I encountered a contradictory message like "Could not copy file [....
user1007074's user avatar
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0 answers
23 views

I tried to install Ubuntu and it broke

I tried installing Ubuntu with Windows for a dual boot. I installed Ubuntu on a seperate hard drive but it somehow replaced the windows boot loader and grub corrupted after it did.
boombadaga's user avatar
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0 answers
107 views

Having trouble with a USB drive data corruption

I was given a new 15 TB USB drive and was going to use it to store a lot of my files. I formatted it NTFS so I can take it between my Ubuntu (desktop) and Win 11 (laptop) machines as I have a lot of ...
Sue Darby's user avatar
2 votes
0 answers
874 views

Ubuntu Disks Reports DISK IS LIKELY TO FAIL SOON but Hard Disk Sentinel Health is 85% with Just 8 bad Sectors: What is going on?

I am getting this cryptic message "DISK IS LIKELY TO FAIL SOON" from the Ubuntu Disks SMART Data & Self-Tests. However, when I inspect the self-test Results Window, I find that there ...
Stephen Elliott's user avatar
1 vote
0 answers
67 views

ddrescue not starting after cancelling

I used ddrescue to copy data from an about-to-fail hard drive to another clean drive. I had formatted the targetted drive and began the process successfully but later canceled it because I had to get ...
Shamininski's user avatar
1 vote
1 answer
784 views

USB Cameras Constantly Disconnect

I am working in a project that requires 5 USB Cameras to be connected and ruining constantly. However they all end up disconnected after 30 minutes. One by one they drop with some error codes.I have ...
Kevin Cespedes's user avatar
1 vote
0 answers
87 views

Repair a Ubuntu server installation after power fluctuation

I have an ubuntu server that includes a 256GB SSD as the boot device and 3 6TB SATA HDDs as a mdadm software RAID5 array. While it was up and running we had an electrical service interruption that ...
BrianC8's user avatar
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0 answers
325 views

Install glibc in another location

I messed up my install of Ubuntu on another computer. I decided to plug in the drive to another Ubuntu machine and make install it. I'm trying my best to not corrupt the other machine. Here's what I ...
The Cool Man's user avatar
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68 views

Repeated corruption issues after expanding Raid6

I have a Raid6 array that has been functioning perfectly well for the past several years, but out of a desire to keep path names organized I expanded the array to include 2 additional devices. While ...
Oa10712's user avatar
1 vote
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315 views

possibly corrupt filesystem after force shutdown?

(i only have ubuntu installed on this laptop) i opened what seemed to be a subtitle file and the computer froze entirely so what seemed like the only option was to force shut it down pressing the ...
henri's user avatar
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0 answers
149 views

How to check/repair bad sectors on a U22.10?

Let's say I'm having what appear to be inode corruptions (actual problem: switching to read-only) requiring reboot then fsck repair. I've done that and my system (U22.10 desktop) is "healthy"...
147pm's user avatar
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2 votes
0 answers
88 views

What should I do ? After, Removing my drive in between formating.Can you please suggest me a website [closed]

How do I format it to make it like a regular pendrive.? I was recently trying to boot the Chrome OS Flex in my pendrive in my Ubuntu 22.04 LTS system, using google guide from this website. Google ...
Feystray's user avatar
0 votes
1 answer
396 views

Is bit rot still a thing?

In short: I have a NAS which died once and since repairing it I have a secondary backup machine which runs ubuntu. On the ubuntu machine I used mdadm to create a raid5 storage space. Is it fine on ...
yusisushi's user avatar
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46 views

Where can I find the System OOM deamon I keep getting errors due to no space on device

Below are a couple of things I'm getting back in terminal. BTW I'm running "Try Ubuntu" from live USB in attempt to repair what is probably a corrupted beyond measure installation. It is ...
J T Richter 'commander-prompt''s user avatar
1 vote
0 answers
225 views

File system corruption on ubuntu

My computer crashed while I was developing a C++ program. When I rebooted my computer everything seemed fine until I ran my C++ program. Everything acted... weird and wrong, I've tried some stuff, ...
Turgut's user avatar
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322 views

Had to switch my computer from RAID to AHCI -- should I be concerned?

I'm a bit of a noob so sorry if this is a bad question. I recently accidentally spilled some liquid on my Dell laptop which I bought years ago with ubuntu 18.04 pre-installed. Fortunately, the repair ...
max's user avatar
  • 1
0 votes
1 answer
81 views

Can you copy (download) a file that is currently open?

I am currently generating a large file on our Ubuntu server. A Python process has the file handle open and is continuously writing new lines (JSONL) to it. My, perhaps obvious to some, question is ...
Bram Vanroy's user avatar
1 vote
0 answers
416 views

Home directory reset, all data lost after restart

After starting my ubuntu 21.10 machine this morning, I find that the home directory of one of my user accounts is completely reset to the state of a new user. All my files are gone and ubuntu presents ...
powerpete's user avatar
1 vote
0 answers
605 views

Problem dealing with corrupt file and mdadm

I'm running ubuntu server 20.04 with 4x 4TB drives in a RAID5 array using mdadm to provide a non-root, ext4 partition. I have a few rsync scripts to backup key folders and one of them generated an ...
M Szil's user avatar
  • 31
4 votes
1 answer
726 views

fdimage of 800 GB?

I'm using Ubuntu 20.04.4 LTS. Why do I have a file in /home/myname/ called fdimage that is 805,8 GB? My SSD is a 500 GB one, and the partition allocated on it is only 125 GB... Clearly something is ...
Aleph_0's user avatar
  • 53
1 vote
0 answers
830 views

"/etc" directory is missing or corrupted in Ubuntu 20.04 LTS

Hello fellows Ubuntu users ! I hope this is not a duplicate but I need help on my computer. Since I switched from Kubuntu to Ubuntu (both 20.04 LTS), I keep having issues with this computer. I thought ...
UnFearHQ's user avatar
0 votes
0 answers
552 views

Ubuntu volume is corrupt but it works on Windows

I'm trying to install ubuntu in dual boot with Windows 10. My PC has 1 SSD where Windows is located and another hard disk where I want to create a partition for Ubuntu. It worked one time but during ...
yonis lacorte's user avatar
5 votes
1 answer
3k views

Opening this file in nano shows peculiar red area

I have a simple text file. When I open it with nano, there is a red area covering space in front of some of the text. I have never seen this: What can I do about this?
Cyrill's user avatar
  • 61
3 votes
0 answers
2k views

Ubuntu freezes and doesn't respond even to Alt + SysRq + REISUB

I have HP ZBook Firefly laptop with Ubuntu 20.04.2 on it. And about once a week it freezes. I'm going to describe the last freezing that I had recently: My laptop didn't respond to mouse (the cursor ...
Mike's user avatar
  • 131
0 votes
1 answer
5k views

Recurrent fsck /dev/sda1 error - should I reinstall Ubuntu 20.04?

Last week I booted Ubuntu 20.04 but I got the error initframfs: /dev/sda1 contains a file system with errors. I fixed it by manually entering fsck /dev/sda1 but today I got the same problem. Shall I ...
Gigiux's user avatar
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0 answers
448 views

My USB drive is corrupted and read only

I have a problem: My USB drive (SanDisk) is corrupted and marked as read only. When trying to mount it in the terminal it throws the following error: Error opening '/dev/sdd1' read-write $MFTMirr does ...
sketra's user avatar
  • 1
1 vote
0 answers
752 views

How to know if my Linux distro is corrupt - Windows Subsystem for Linux

I have the Windows Subsystem for Linux installed on my Windows 10 laptop, and I have Ubuntu-20.04 installed there. Today, I read an old blog post from Microsoft, Do not change Linux files using ...
osullic's user avatar
  • 113
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0 answers
946 views

Exception emask 0x0 SAct in Ubuntu 20.04

Basically when I try to get into the ubuntu, the error is coming. Please help me out with this. EDIT : It might be useful for others. So basically my hard disk was corrupted in which ubuntu is stored. ...
G SRI HARSHA's user avatar
0 votes
1 answer
55 views

Can you help me please about fsck [duplicate]

Check the image or ask me for details. Thanks
Max's user avatar
  • 1
0 votes
1 answer
625 views

Apache + File on mounted folder = Corrupted file

We migrated our LAMP Ubuntu 16.04 (Apache 2.4.7) to a new one with Ubuntu 20.04 (Apache 2.4.41). Both with a drive mounted on /var/www/intranet/onyar. With the new one, if I download a file from this ...
Dimas's user avatar
  • 141
0 votes
2 answers
2k views

Linux Root Partition gets corrupted frequently

I have Ubuntu 20.04 Installed Alongside Windows 10. Used it for more than a year and worked flawlessly but now I'm facing this disk corruption error. First Encounter: Was Trying to take a screenshot ...
Darshil's user avatar
1 vote
0 answers
120 views

Corrupt external Hard Drive

after plugging in my Hard Drive to to a Windows 10 PC it got corrupt. i'm using Ubuntu 20.4 and it only shows when i open Disk. but the only options i get are Format Partition Create Partition Image ...
Dyrexion Carter's user avatar
0 votes
2 answers
525 views

Ubuntu 20.04 occasionally freezes shortly after login Ext4 Journal Failure

I have an Asus laptop with newly installed Ubuntu Budgie 20.04, installed on dev/sdb2, a 1TB Crucial M.2 SSD. Fairly often (about 50% of the time), shortly after I login and begin working, Ubuntu will ...
KD0AZT's user avatar
  • 31
1 vote
0 answers
434 views

Ubuntu not booting and can't mount system partition from live USB (partition in use)

I have a dual boot installation with Ubuntu 20.04 that got somehow corrupted to the point that it won't boot anymore. I have all my data backed up so in the worst case I can just reinstall, but I'd ...
mishamtrope's user avatar
1 vote
0 answers
189 views

How to fix a disk image that is flagged as read-only (and save my wedding pictures on the way)?

Back in 2014, my wedding photographer sent me some pictures he took and were not worth printing on a USB key. Last week, I tried to take a look at these pictures but most them were now corrupted. ...
Mick F's user avatar
  • 111
5 votes
2 answers
10k views

How to repair corrupted JPEG files that still have their thumbnails?

I've got a bunch of photos that were on an SD card. Most of them are corrupted now and I cannot open them in any program (Gwenview, GIMP, same on Windows...). But every file browser can still ...
A. Ocannaille's user avatar
1 vote
0 answers
3k views

Bad blocks reported by the kernel, none to be found after scanning

Recently a system that I mainly use over SSH stopped working. I rebooted it and it showed error messages (sorry, didn't take a photo) saying the disk needed to be checked. I checked the disk with fsck ...
AlefSin's user avatar
  • 111
0 votes
0 answers
286 views

SD disk with win 10 is corrupted - how to fix it?

I'm currently using Ubuntu but would like to also install win 10 - But I cannot do anything with my SD disk Any ideas how to fix it? <- I dont care about data at /dev/sdb, just wanna make it work (...
Oskar Woźniak's user avatar
0 votes
1 answer
509 views

Intermittent data corruption, how to diagnose?

TL;DR: I thought I had a data-at-rest corruption error on 2 SSDs, but I think it is after reading the data. How can I diagnose where the failing part is? My ML training algorithm opens thousands of ...
bob8e443's user avatar
0 votes
0 answers
65 views

Viewing files from a corrupted Windows hard drive

I apologize if I sound really nooby ahead of time; this hard drive is giving me so many problems... So, it's a windows laptop hard drive that has the notorious "Blue screen of death," I can install ...
Brandon's user avatar
2 votes
2 answers
11k views

How can I delete a corrupted directory? (`rm: cannot remove 'directory': Bad message`)

I am in a mounted VeraCrypt volume and have a corrupted directory that I wish to delete. When I attempt to rm the directory, I get a message like the following: rm: cannot remove 'directory': Bad ...
BlandCorporation's user avatar
2 votes
1 answer
5k views

Repairing a corrupt mp4 - I'm having issues getting untrunc installed

Basically, I get the error "moov atom not found" when attempting to play an mp4 video on vlc or any other players. Following the advice given on this thread, I'm attempting to use untrunc to generate ...
Skye Chen's user avatar
0 votes
1 answer
53 views

Customizing Ubuntu 18.04 for protecting data

Is there any way to display and give access to only the browser on Ubuntu 18.04? I want the whole system to be protected and my use case anyway needs only the browser. To give a clear picture, I want ...
Sharan's user avatar
  • 121
1 vote
1 answer
2k views

Zero byte files after power-cycling 18.04 LTS

I tried to reboot an 18.04 LTS machine but it didn't respond so after waiting some minutes I power-cycled the machine. The machine started fine but I have found some of the recently edited files are ...
daw's user avatar
  • 191
0 votes
1 answer
790 views

Ubuntu Corrupts BIOS on Ryzen 3000 Machine

I have a PC with an Asrock B450M Steel Legend motherboard and a Ryzen 3700X CPU and I occasionally boot Ubuntu from the live DVD. Unfortunately it looks like Ubuntu is corrupting the BIOS though. ...
Harry Muscle's user avatar
1 vote
1 answer
237 views

Formartting SD Card - Corrupted FAT32 Filesystem

I have a corrupted SD Card whose filesystem is FAT32. I tried the following stuff but i am still able to see the contents in the SD card. I can neither add new files nor can i delete any files from ...
Abel Tom's user avatar
  • 641
0 votes
0 answers
147 views

Corrupted files

While installing something, I used the chown command the wrong way (changed permissions for basically all directories) and had to reinstall Ubuntu. Before that I had a big problem with making a backup ...
toktok's user avatar
  • 1
1 vote
0 answers
320 views

Files corrupted after space transfer between partitions

So I was trying to move space from my windows partition to Ubuntu partition using Gparted using a live Ubuntu USB disk. Everything was going fine until out of nowhere the screen went black and then '...
Shakti's user avatar
  • 11