Questions about recovery from failure. This includes file corruption or deletion and broken software components after an update. For lost data, "data-recovery" may be a better tag.

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0
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1answer
438 views

ddrescue is taking ages

OK, so my hard disk crashed the other day and I sent the entire notebook for servicing; now I have a brand new hard disk installed in it and the damaged one out in the open. I've installed Ubuntu and ...
2
votes
3answers
1k views

Recover Data from External 1TB HDD

I'm currently running Ubuntu 13.04 and my external hard drive no longer seems to mount. I've tried plugging it into a Windows OS Laptop and it comes up with a corruption error when trying to access ...
1
vote
1answer
125 views

How to copy files from swap space? [duplicate]

I'm a newbie to Ubuntu. When I was trying to install Ubuntu 12.04 on my laptop, I chose one of major partitions (60G) which contains lots of important files as a swap space. After completing the ...
2
votes
0answers
113 views

Ctrl+alt+F1 won't login

I'm having a "running in low-graphics mode" that won't ever take me to a login screen. When I enter the kill command, enter my login and password, it flashes a date and time stamp for an instant, then ...
1
vote
3answers
845 views

What to do if you removed /usr/local?

I wanted to move directory to /usr/local but instead mv -r typed rm -r. Is there any way to recover deleted data on Ubuntu 12.04? Any suggestions? Update: I understand that this losing not so ...
0
votes
2answers
145 views

Unable to use mount -rw

I forgot my password to the root account, I have autologin enabled so I can use it, but unable to make changes in it. After searching and searching I found a "solution" which does not work for me at ...
1
vote
2answers
190 views

deleted ubuntu touch from galaxy nexus, now there is no os, how can i sideload os from windows

I installed Ubuntu touch on my galaxy nexus. I wanted to put the most recent build on it so I deleted Ubuntu and now I don't have an os. Windows sees my phone in device manager but I cannot access the ...
2
votes
0answers
43 views

Fix Ubuntu reinstall [duplicate]

I did something really stupid yesterday... I accidentally did some weird command with mv and made it so the Linux filesystem could not find anything. Anyhow, I reinstalled Ubuntu 11.10 from the ...
0
votes
1answer
433 views

Installed ubuntu 13.04. Later format windows 7 from recovery partition

tried formatting windows 7 from recovery partition - it needs to reboot several times in this process. but after the first im now im stuck on "error: no such partition. grub rescue" worst yet: im ...
0
votes
2answers
1k views

restore /etc/init.d/rc.local

I've mistakenly copied the /etc/rc.local over the /etc/init.d/rc.local and I was wondering how can I retore the init.d/rc.local contents? Is it possible to generate the original file or copy it from ...
2
votes
1answer
4k views

How to boot to the recovery mode if it is not listed in Grub?

I want to boot Ubuntu into recovery mode but there is no grub menu entry allowing me to do so. I pressed e and now I am able to edit boot options. It looks like that: setparams 'Ubuntu , with Linux ...
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0answers
1k views

How to use test disk to recover partition after installing ubuntu 13.04 on replace mode

i have installed ubuntu 13.04 in the "replace with windows7" mode , and all my partitions are lost , using usb ubuntu live disk & testdisk i found them and they are recoverable(i used deeper ...
1
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0answers
86 views

Linux folder deleted from rubbish bin in dual-boot Win 7

Dear Helper, When inserting the ubuntu 12.4 C.D. within Win 7 it automatically recognizes a C: Ubuntu installation (that it informs is to be deleted before a re-instillation can proceed). If it ...
4
votes
1answer
149 views

How to restore a replaced file in /bin?

I have created a C program which will sort the array of int given at runtime named 'com'. And mistakenly typed following command: sudo mv com /bin/cp so now cp work as com and there is no cp, ...
0
votes
1answer
97 views

Mistakenly deleted files recursively from '/' on my still running server

I mistakenly deleted the bin folder, now most of the bin cmds do not exist. The server still works just fine but I know when I restart it, I will not like it. How can I fix this without losing system ...
1
vote
1answer
147 views

help! i deleted a folder in ubuntu, recovery please?

the folder is massive and made of many many different files.390 GB the file system is ext4 i was about to copy this file to another hard drive using gksudo nautilus so i didnt have do a massive chmod ...
4
votes
4answers
20k views

Ubuntu boots on terminal only, how do I recover the GUI desktop?

Where is my Ubuntu desktop? Its booting and going always default to terminal screen, if i press Ctrl+Alt+F7 still in terminal Ctrl+Alt+F1 still in terminal. No GUI, how do I recover it? EDIT: ...
1
vote
0answers
103 views

recover data from lost partition

I got the glibc not found error while trying to upgrade from Kubuntu 12.10 to Kubuntu 13.04. So I created a livecd and by accident started installation. Before I knew it, it deleted the partitions. I ...
4
votes
3answers
8k views

How to change the graphics card driver via terminal?

I recently tried changing the driver for my Asus Radeon HD 7870 to the proprietary one (a friend told me it was much faster), however that seems to have killed my install of Ubuntu. Now whenever I ...
1
vote
1answer
197 views

All my files disappeared. How can I retrieve my files? [duplicate]

Recently I accessed my account to get some files but everything disappeared. All the folder structure remained as before, but everything was empty! I used Ubuntu One to keep these files safe but ...
0
votes
1answer
324 views

Simple way to recover a deleted file in a sub-dir of an encrypted home directory (ext4 file-system)

I need a simple way to do it, such as one command or program to which: specify the directory the file was in ask for the list of the recoverable files found specify which files have to be undeleted ...
1
vote
1answer
226 views

How do I move 'home' to the main Ubuntu partition

I am completely new to Linux and Ubuntu 13. So far, I'm loving it. The writers really tried to think of everything, and have done a good job of keeping the O/S modern. Nonetheless, it is still a bit ...
0
votes
1answer
184 views

Files lost during move & power failure

I was moving (using the default Ubuntu file manager) some photos from my SD card (formated FAT32) to a NTFS drive on my computer when a power failure occured. After that, I used the SD card in my ...
0
votes
2answers
2k views

What tool should I use for a bit-by-bit copy of my hard drive?

I recently wiped my hard disk with a fresh Ubuntu installation. I'm planning to use Testdisk to recover the files. However, since I do not have prior experience, I feel it would be safer if I could ...
1
vote
1answer
780 views

I forgot the password to a cbz/zip file

I forgot the password to a cbz file, which when I open it says it only contains empty pages, so i rename it to zip, since I read it will open anyway, and I enter what I supposed to be the password, ...
0
votes
1answer
80 views

data recovery in ubuntu12.10

I've been using ubuntu 12.10 untill i decided to upgrade to the 13.04 version, but while upgrading internet connection was lost and i restarted the system, now when i login it allows me to enter my ...
0
votes
1answer
572 views

How I do View C Drive?

I Run 12.04 LTS on a HP Pavillion Notebook with 250GB GB HDD. I recently found an emutlaor and noticed something weird. I had a Z: Drive and C: Drive. The C: Drive is the same as it was in windows. My ...
0
votes
1answer
333 views

How to recover files deleted in encrypted home before a failed upgrade?

I'm going to give you real breakdown of events to clarify what has happened. I’ve just rebuilt a rig I haven’t used for almost a year, it's running Windows 7 and Ubuntu 10.04. I couldn’t remember the ...
0
votes
2answers
74 views

recover Windows

I have installed Ubuntu 13.04 on my PC using USB drive. After intalling Ubuntu-GNOME 13.04 I went and opened the app "Disks" and clicked on the 1st Disk Drive and then on the right side I clicked on ...
0
votes
1answer
415 views

Replaced Window7(4drives) with Ubuntu13.04(empty) Lost all data, TestDisk did not help [duplicate]

I have 500gb of HDD with 4 drives on Windows7, While installing Ubuntu 13.04 I selected Replace Windows (Expected to Replace Windows7 on C drive) But it Removed all the Data from other 3 drives and ...
3
votes
1answer
432 views

Kernel panic - json_object_array_length

So, I get kernel panic on boot now. It says /sbin/init: symbol lookup error: /sbin/init: undefined symbol: json_object_array_length Attempted to kill init blah blah I blame the json-c ...
0
votes
1answer
215 views

Data recovery of file with special file extension

This question might seem's to be similar but it is not, what I want to ask is as follows, I have a flash drive. It had files in it which are very important to me. But accidentally it was formatted. ...
0
votes
1answer
136 views

Recover a text file from a pendrive knowing the filename

I had some text files I deleted acidentally. I want to recover them and I know the filename, but as they are all alike inside I can't use foremost or scalpel. The testdisk recovers the files but ...
0
votes
1answer
3k views

Mount LVM encrypted partition on external HDD - Device /dev/sdc5 is not a valid LUKS device

Recently, my Ubuntu server was unable to boot on my 500Go HDD I removed the HDD from my server case, put it in an external case, and connected it via USB to an Ubuntu laptop. I have SSH access on ...
0
votes
1answer
254 views

NTFS Partition input/output after using Testdisk

I used testdisk to recover my partition. But after a successful recovery it prompted to restart the computer which I did. But then after restarting the NTFS partition has input/output errors. I can ...
0
votes
1answer
478 views

Accidentally deleted /etc/ - what can I do?

I have accidentally deleted /etc/ folder. Apart from being completely stuffed, what options do I have?
0
votes
1answer
64 views

How to recover files from failed upgrade?

I tried to upgrade from 12.04 to 12.10 and am encountering a problem with graphics drivers. My plan is to re-install 12.04. Before I do that, I would like to copy some files from the machine. I'm ...
1
vote
1answer
2k views

How to repair installation, accidentally deleted /sbin/initctl

I'm running Ubuntu 12.04 on a VirtualBox. I was trying to create a central log server with rsyslog. At some point I made changes to the conf file and tried to restart rsyslog, but started getting the ...
1
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0answers
468 views

Lubuntu won't start anymore after completely removing ubuntu-desktop

I installed ubuntu-desktop, kubuntu-desktop and xubuntu-desktop on my Lubuntu. I wanted to remove them and found this. I first used the command to remove ubuntu-desktop. While running it, I noticed ...
1
vote
3answers
1k views

Recover data in external harddisk (which still shows 1.2/2Tb as used) accidentally erased using Startup Disk Creator [duplicate]

I accidentally erased a 2 TB harddisk while trying to create ubuntu startup disk on my 2GB pendrive. Instead of erasing the 2 GB pendrive I think I erased the 2TB external hardisk using the Startup ...
0
votes
1answer
1k views

Trying to recover files from a windows 7 machine using ubuntu

OK so I cant boot my windows 7 machine and recovery tool wont load either. I need to recover the files from my harddrive and I heard about this through an internet search. Every website and youtube ...
0
votes
1answer
1k views

All the data in my laptop hard drive completly formatted [duplicate]

Yesterday I installed ubuntu 13.04 on my dell vostro 3550 laptop. Accidentally all data on hard drive is formatted. Is that any way to recovery that data..?I also tried testdisk but it does not show ...
0
votes
2answers
56 views

Recover files from windows

I recently replaced my operating system windows 7 with Ubuntu 12.04 and forgot to backup a few family pictures. And I was wondering if it's possible to retrieve them, and if how?
0
votes
0answers
22 views

Ubuntu formatted my hard drive [duplicate]

I am in a very bad situation. Initially, I had windows 7 and windows 8 installed on two separate partitions and a third partition for data(music and such). I wanted to install Ubuntu 13.04 instead of ...
1
vote
1answer
2k views

how to run testdisk.exe on a dd image of a 2TB hard drive

BACKGROUND INFO: I have (2) 2TB hard drives. HD1 - I hosed the MBR, drive won't mount, can't see data, but it must be there because I didn't do anything much to it except with testdisk HD2 - was ...
4
votes
3answers
2k views

need to recover data from a data hard disk that I used testdisk on in my attempt to repair mbr from a rootkit virus

Before I begin to say what my situation is here, please know i would be FOREVER GRATEFUL for anyone who can help me out with this mess. I have photos on here from years and years of painstaking work. ...
1
vote
0answers
433 views

Installing Ubuntu over Windows 7, recovery partition

I'm currently attempting to install Ubuntu 12.04 LTS on my Acer Aspire 4830T-6678 laptop. The laptop came pre-loaded with Windows 7 Home Premium, and it contains a recovery partition that I don't ...
2
votes
1answer
460 views

accidentaly deleted partition when installing ubuntu

As the title says I deleted my HDD partition while trying to install ubuntu 13.04. I installed windows 7 to get a recovery software (Phoenix recovery) I chose to recover after formatting but of course ...
0
votes
0answers
17 views

Restore documents and media Files [duplicate]

While I was installing Ubuntu 13.04 64bit, I did a mistake and I format the hard disk before that I divided my HD to 3 Partitions, C: for Win8/ D:for Documents and Media/ U: for Ubuntu 12.04 What I ...
0
votes
1answer
63 views

I deleted my main partition, how do I recover it?

I accidentally deleted my main partition, however i haven't restarted yet so I still have access to all my files. Is there any way to prevent it being deleted on restart?