Ubuntu :: Recover Data From Corrupted Partitions?

May 20, 2010

I inadvertently started creating a boot disk over an entire 300GB external hard drive. Needless to say, I had all sorts of data saved on there. I stopped it early on in the process by turning off the drive, but I now I don't know how to salvage what's left.

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Ubuntu :: Dual Boot With Vista And Ubuntu Lucid - Corrupted Files - Recover Data?

Aug 7, 2010

I'm running dual boot with Vista and Ubuntu Lucid Lynx. for few days i was running Ubuntu only, downloaded some files and created some directories. few minutes ago, i switched to Vista to see something and i wanted to burn some of the files i downloaded using Ubuntu but couldn't find those folders.

i thought maybe its related to different file system or something so i switched back to Ubuntu and surprise! my folders are not there, instead i got a file, of unknown type with the same name as the folder had! in another folder case it's was an image (some print screen of my browser screen - Mozilla) and again with the name of what was the folder! first - what the hall had happened? second - can i recover my data somehow?

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Ubuntu Installation :: Over Windows And Deleted All The Other Partitions - Recover Data?

Oct 24, 2010

i specifically told ubuntu to install alongside my operation system (windows) and instead it installed over windows and deleted all the other partitions... i had 200gb of data that i completely lost is there anyway to recover this data?

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Ubuntu Installation :: Recover Corrupted System Files?

Jul 26, 2010

before i proceed,I'll like to say that I'm a complete newbie, but enjoying my time with Ubuntu.

Recently, due to hard disk failure, some of the System files got corrupted, I have no idea to which files, but booting Ubuntu from the latest kernel is not working, instead I have to select the previous version from the grub screen.

How to recover these files? Is there a way by which Ubuntu automatically scans and repairs the system files.

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Ubuntu :: Windows Corrupted NTFS External Usb Hdd - How To Recover

Nov 13, 2010

I had a perfectly working Western Digital 250GB external usb hdd about 30 minutes ago. It has about 130GB of data I spent 3 hours copying to it yesterday from my Ubuntu laptop. Just to test it, I plugged it into an older Windows XP machine, and it seemed to work just fine. Then I tried to do the "Safely Remove Hardware" thing. It told me that it could not remove the external drive because another program was accessing it. So okay, I just wait a minute or two. Try again -- same thing. Tried it several more times, waiting a minute or two between each try -- same thing. Then suddenly a message pops up -- cannot write to drive. I also get another error: drive is corrupt, run chkdsk utility. Makes no sense. I was accessing files from the drive from within Windows just fine minutes before.

So since it won't "unmount safely", I just unplug it (probably a mistake, but I didn't see that I had any other choice at the moment), then try mounting it using a LiveCD of Puppy Linux -- Puppy will not mount it, just gives an error but no details.

My Ubuntu laptop, however, is no longer usable -- after I copied the 130GB of files I wanted to save to my external hdd, I attempted an upgrade of Ubuntu. It hosed. I'm still on that Puppy Linux LiveCD right now as I type.

So then. I KNOW this external hdd should be recoverable. I didn't do anything to it except let Windows screw up its ability to be mounted/unmounted, somehow. But I do not know how to go about trying to rescue it. What are the tools I should use? Is there something I can download somewhere that I can burn to a bootable CD or something that can fix a broken NTFS drive/partition? It would almost have to be something bootable at this point since I don't know how to install anything new on Puppy. Wasn't there an "Ultimate Linux Bootable Rescue CD" or something like that a while back? I can't remember it's exact name now.

If worst comes to worst, I suppose I could always reformat the external hdd and then copy the files over to it again. I still have all my files on my laptop's hard drive and Puppy can see them -- the Ubuntu upgrade I attempted did not overwrite all my stuff. But....I would just rather avoid having to spend another 3 hours or more today doing that. All my files are already on the external....I just want to fix it so that I can see them again.

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Ubuntu :: Format Disk With Corrupted Partitions?

Aug 9, 2010

I got a 40GB seagate HDD which has got through some unsuccessful windows and linux installations and now all the partition tables are corrupted... I tried to format with System>Administration>DiskUtility but it gives this error when I'm do: Error creating partition table: helper exited with exit code 1: Error calling fsync(2) on /dev/sdb: Input/output error gParted was not even useful since it didn't not even detected the drive...

Isn't there any simple way to format the crap from the Ubuntu 10.04 Live CD? I believe that on windows, there wouldn't be that problem since the "format c:" crap just format the drive without asking questions. All I want to do is to format the drive so I can create partitions later. Also, I have only access to the live CD and I don't have any Diskette drive installed.. I believe we now live in a world where this crap isn't needed to fix a computer.

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Hardware :: Change Primary Partitions To Logical Partitions AND Migrate Their Data?

Mar 28, 2010

I've installed Arch Linux onto my Western Digital SATA drive.I love it, best ever, however, I need the fglrx proprietry driver for better 3-d performace, and decided to create a new partition. I decided to install Linux Mint.Sadly, in all my noobishness, I forgot about the 4 primary partition limit (oops!) and as I have /, /home, swap, and /boot partitions (all primary) already installed, I have run into a bit of a problem.I resized my /home partition (almost 500GB) to about 225, and was then told I have over 200GB unusable space. Is it possible for me to change at least 1 of my primary partitions to logical partitions AND keep all the data intact (AND edit the arch configuration so that it'll still work) so I can install a second linux? I sincerely doubt it

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Ubuntu Installation :: Partitions Magic Stuff And Windows 7 Got Corrupted?

Aug 16, 2011

i had ubuntu installed on my computer via wubi inside my windows 7 OS..after a while something went wrong with the partitions magic stuff and windows 7 got corrupted but ubuntu kept working Love ubuntu for that.since i had my stuff backed up and saved in ubuntu i thought i could make a backup off the root.disk file and reinstall windows and that what i did but then i installed ubuntu again via wubi but replaced the new root diskk with the old one that i had backed up.but now it says it cant find disk :O .so it takes me to a shell i seriously need to get that root disk to work or ima loose really important stuf.

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Ubuntu :: Recovering Encrypted Data From Corrupted Partition

Jul 20, 2011

I recently suffered a hard disk failure, meaning I had to replace the faulty device. After attempting to mount the old faulty hard drive using and external caddy, I got the following message... Unable to mount 144 GB Filesystem Error mounting: mount: wrong fs type, bad option, bad superblock on /dev/sdb5, missing codepage or helper program, or other error In some cases useful info is found in syslog - try dmesg | tail or so

I'd like to attempt to recover what I can from my /home directory but unfortunately I use encryption (although I do actually know my pass phrase). What procedures and software can I use to try and recover data from this drive?

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Red Hat / Fedora :: Cannot Copy Files Between Servers - Data Gets Corrupted

Apr 13, 2011

I am attempting to copy files from one server to an external USB drive on a second server. Both servers are running custom RedHat Linux, kernel 2.6. Both are setup as Check Point SecurePlatform (one is a log server and the other a management server). I am trying to archive files from one (HP DL380 G5) to the second (HP DL380 G6). I am not able to archive directly to the external usb drive when connected to the HP DL380 G5 (data gets corrupted and switches to read-only access). The external USB drive has no issues when connected to the HP DL380 G6 server, thus my reason for trying to copy the files across servers.

When I attempt to use scp to copy files between the server, I am prompted for the password. Once entered the debug shows the authentication is successful, but then no files are copied (see log below). I have tried searching for potential answers, but none have panned out. Unfortunately I can't yet post the actual scp debug log output as some of the text is viewed as a URL and not yet allowed for me. I have changed all the atsign symbols to '(a)' to avoid the URL inference.

Output log from scp attempt follows:
[Expert(a)server1]# scp -p -r -v /var/fromhere/* copyfile(a)server2:/media/disk/tohere/
Executing: program /usr/bin/ssh host server2, user copyfile, command scp -v -r -p -d -t /media/disk/tohere/
OpenSSH_3.6.1p2, SSH protocols 1.5/2.0, OpenSSL 0x0090707f
debug1: Reading configuration data /etc/ssh/ssh_config
debug1: Applying options for *
debug1: Rhosts Authentication disabled, originating port will not be trusted.
debug1: Connecting to server2 [192.168.10.3] port 22.
debug1: Connection established.
debug1: identity file /root/.ssh/identity type -1 .....
debug1: Exit status 1
lost connection
[Expert(a)server1]#

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Ubuntu :: Recover A Already "corrupted" Doc That Was Already Destroyed?

Jun 1, 2010

Plot: During the last 3 days I have been losing documents when the pc freezes and as consequence the "recovered" document is later interpreted as "corrupted" I click to "fix-repair" it but the entire 400 pages doc gets deleted in a dc of only 4 kbytes!Okay, so because it happened twice I used the Evolution mail to send from time to time a copy from my actual work (not matter the document is opened, right?)

Question: So I have tried to send a copy of such doc (or anything else) through evolution but always at the end there is a problem, see the attachment,How can I be sure how to set-up the mail perfect? Is not the "imap password on host [url]..... the same as my current gmail account password.And again, I will ask: Is there any way to recover a already "corrupted" doc that was already fixed (destroyed)?
Why the backup file of such doc is also with nothing? Where is the backup folder for Office docs?

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Hardware :: How To Recover Partitions

Aug 2, 2010

The principal at my High School (currently my Bosses boss) brought a flash drive down today with the windows message "The drive is not currently formatted, would you like to format it now?" I grabbed by Debian laptop and went to work. So far, I have had no luck recovering the partition table or partition using testdisk or r-studio. I tried to dd a copy of the drive and examine it. The whole image appears to be goose eggs. I am not sure where to go from here. Naturally she did not back the drive up as my boss told her to and the documents on it are irreplaceable

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Ubuntu :: Using TestDisk To Recover Lost Partitions?

Nov 16, 2010

I had 10.04 installed in parallel with a bad windows OS. Used the 10.04 to pull the documents, pics, etc off of windows. Worked great. Then when I tried to delete the windows partition it screwed grub up an instead of just re-installing grub. I re-installed ubuntu, what the heck it was gonna get wiped anyway. I didn't back up the pics and documents. I did however have them in all the ubuntu folders for my pics etc.

I feel like total crap, anyway, how good of a chance do I have at getting something back with testdisk? After doing a "deeper search" I come up with multiple partitions but it won't let me restore all of them. I really dont care if I can't boot to a single one, just as long as I can get the data back. (always can use a live CD).

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Ubuntu :: FSTAB Timeout - Recover Lost Partitions ?

Feb 21, 2010

I woke up this morning to a non-booting 9.10 computer. After my grub screen disappears, I get the familiar Ubuntu b/w logo in the center of my screen. My hard drive cranks for an abnormally long time and then I get the following error:

I booted into a live CD and opened up GPARTED and my sdb4 (my /home location) partition shows up. I do a check on it and it seems ok.

I opened the Palimpsest Disk Utility to see what it said and it shows sdb4 as Unknown or Unused. I can not mount this drive using GUI methods.

I did some research on the forums looking to recover lost partitions. here is the output from fsck

Code:

and the abbreviated output from fdisk -l

Code:

Disk identifier:

This seems ok too.

My next step was to try testdisk. When I ran it, I was able to navigate this partition and apparently see all my files. I then tried to mount the partition manually.

Code:

That also worked.

It seems to me that I practically have this thing where I need it without too many worries.

My question is: What is the next step to get this back booting again? I'm afraid of rewriting the partitions in testdisk until I get some feedback on whether this will really solve my problem. Maybe the partition isn't the problem? Is it something else and I've been going down the wrong path?

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Hardware :: Badblocks Hanging / Not Working... On Corrupted Disk [data Still There Inside]?

Oct 3, 2010

this sector 36017793 is dead visibledd is not working althought

Code:
f, sector 36017793
[ 598.463416] Buffer I/O error on device sdf9, logical block 0

[code]....

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General :: Recover NTFS Partitions For Windows 7?

Aug 23, 2010

I have installed ubuntu on my notebook, and there are 4 partitons in the hdd, all are NTFS, only one is ext4.

the problem is i deleted some hidden folders(in ubuntu which are not hidden, such as recyclebin and file information table folders) in ntfs partitions, now i need to reinstall the windows 7 back, i have a doubt that even windows will ever recognize those partitions again?

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Ubuntu :: How To Recover Data From 10.10

Jun 8, 2011

I've been using Ubuntu 10.10 on my EEE-PC for most of my thesis research, but I left it running a python script overnight and now I can't get it to login. I was running low on disk-space, and I think the problem is that the script generated a lot of text files and used up all of the available hard drive space.

Now, whenever I try to boot the machine, it reaches the user-select/login screen, but logging in just causes it to go black for a second before returning to the login screen. I have Ubuntu 11.04 on a USB, and Ubuntu Rescue Remix on another, and both allow me to boot up my machine, but I can't see my hard-drive - neither in /mnt/ nor in /media/ - in order to copy my thesis files or to delete some excess text files to free up some hard-drive space.

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Software :: Recover USB Pendrive Several Partitions (w/ Fdisk Results)?

Jun 2, 2010

I have a Pen drive which has been moving info between PC's and MAC. PC now sees and empty drive, also does the MAC.I've tried Testdisk & Photorec w/o success.Is there any way to recover the data?

Gorkon
p.s. fdisk -l results are:
Disk /dev/sdc: 1010 MB, 1010827264 bytes

[code]...

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Ubuntu :: Lynx: "Install Alongside Windows" Corrupted Both Partitions

May 14, 2010

I was using Windows 7 (I know...) and decided to Give Lucid Lynx a try. Popped in the CD, and was pleasantly surprised to find an option to "install alongside windows". So I followed the installer instructions, and the system rebooted as expected. Brilliant, or so I thought. Machine POSTed and I could feel a tinge of excitement up my spine as the thought of an open source OS was about to become a reality. Except that in reality, I got a BIOS error stating that no bootable drive had been found (I didn't even change any boot settings, but checked that they were as they should be and that the CD was removed.

I used to work as a PC technician so I knew instantly that something had gone wrong - although spent some considerable time trying to prove otherwise! OK, worst case scenario has happened, a corrupted boot sector/MBR - no worries, I thought, I've got a SATA -> USB connector, I'll use that and my laptop to recover my data (freelance work). But my HDD was not recognised (even though the same method successfully showed me data from an old drive I had around). So I open up the windows MMC and head to disk drives section and to my display I see that the drive's filesystem is "RAW".

OK, so maybe windows isn't playing fair with the linux partition? Time for a clean install of Lynx on another HDD, Boot lynx, plug in the USB > STA connector with a test drive, works perfectly, so next (praying) I plugged in the corrupted drive. Nothing. Disk utility shows my corrupted drive (partition type: HPFS/NTFS) but will not allow me to do anything other than format. Definite no-no there. I have browsed the forums extensively and could not find a useful thread, The linux dream has turned into a nightmare; I love my new desktop OS (awesome work since Hardy btw), but without my data it might as well be a netbook!

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Ubuntu :: What To Do To Recover Data From Disks

Feb 7, 2010

I'm browsing on my phone which is not letting me scroll to the end of this text box so I will say thank you in advance for any replies now.After my computer was switched off abruptly after a power outage I have many errors upon booting. My hard drive setup consists of a RAID0 array of two 500GB sata disks. The partition table (from my head!) goes like this:50GB NTFS Windows XP /c/50GB ext4 Ubuntu 9.10 /4GB swapThe rest is a large NTFS partition all the way up to the end of the array at 987GB. Mounted at /media/share/I am thinking I will have to start again (I won't lose much, I have recent backups), but what is the best way of restoring the system as much as I can? Currently my computer has been booted into Ubuntu for over an hour, and after pressing ctrl+alt+shift+F2 I can see that it is finding errors still, now at sector 6008. Should I let this run its course or REISUB it and boot onto a live CD. I think the main problem is with an NTFS partition

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Ubuntu :: Recover Data Off The Partition?

Jan 16, 2011

Well, my laptop slid off my couch and crashed down onto hardwood floor. The hard drive is shot. I was using grub and had both ubuntu 10.10 and windows 7 on it. Can't load either OS.

What options do I have for trying to recover data off the ubuntu partition? I tried loading livecd...for some reason, it won't work. Does livecd require a working harddisk?

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General :: Any USB Tool To Recover Partitions In Dual Boot System?

May 23, 2011

I have a dual boot Acer Aspire One, after reinstalling Windows back to "original factory", the way it was straight out of the box, it now will not boot up at all. It goes to the Windows start screen goes blank, and loops there infinitely. Is there a USB tool I can use to figure out what went wrong and recover either my Windows or Linux partition with out having to do a complete reinstall?

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Red Hat / Fedora :: Grub - Recover Without Using A Bootable CD - Fdisk -l Is Not Listing The Partitions

Jan 26, 2010

I am preparing for RHCE. While doing the lab I renamed /etc/grub/grub.conf as grub1.conf. Now (obviously) system boots on grub> prompt. Can I recover without using a bootable CD? Another problem that I encountered was, while doing lab for fdisk, I used command umount -al. Now, fdisk -l is not listing the partitions but giving a message:- /proc/partitions does not exist. If I reboot the system this is restored.

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Ubuntu :: Recover Data From Inside Windows?

Jan 10, 2010

When I installed Ubuntu, it created a folder called 'ubuntu' on my hard drive. Is there a way to recover my data from this folder and use it with a newer version of ubuntu. I can't access Ubuntu on my computer. It boots straight into Windows.

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Ubuntu :: Using Karmic To Recover Data From Windows?

Feb 22, 2010

I have a full Ubuntu 9.10x64 install on an external hard drive and I was recently asked by a friend who has a laptop running 32 bit vista if I might be able to help him in recovering anything from pictures to Quick Books files. He believes the hard drive is corrupted. His laptop is an HP with less than 2 gigs of ram, and he is not sure about the motherboard/chipset. It may or may not support x64. He went out and bought an iMac the other day so he wouldn't need to deal with not having a working computer.

Now I have 2 questions. The first being, I am wondering if my x64 install will still be able to run if I tried booting to it from his computer in the event that the chipset that does not support 64 bit architecture, or do I need to revert to a 32 bit install? My instinct/what I perceive to be the obvious answer, is that yes, my x64 install should/will be able to boot via the bios. My second question is: how do I go about loading Ubuntu once the external is plugged into the iMac?

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Ubuntu :: HDD Failed / Anyway To Mount It To Recover Data?

Feb 28, 2010

It seems my 320gb HDD has bitten the dust. The timing couldn't be more ironic as I have spent a couple of days tidying the files on it to burn them to disk.

This is an ntfs drive that had indicated 4 bad sectors but up until today (backup day) was fine. I am unable to mount it and in fact it is causing some sort of conflict with the OS drive and wont let the system boot up successfully.

I am going to try using a windows based PC tomorrow to see if I can rescue the data.

Are there any 'other' tricks to try and mount it with ubuntu that I may not have tried so far? I have tried-

mkdir /media/disk
fdisk -l to establish it's name which was /dev/sdb1 when it was all working but it isn't reachable and doesn't show in the places menu or in any of the menus when using a live CD to get round the HDD clash.
sudo mount -a used in desperation after the mkdir but nothing.

I rejigged the cabling inside the PC to make the HDD a secondary master as it was a slave on the primary IDE to start with in the hope that the system would boot up normally but to no avail.

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Ubuntu :: Partition Unreadable - How To Recover Data

Jul 6, 2010

I installed windows 7 over an existing xp partition and windows 7 made a 100 mb partition as some sort of windows swap space thing. This basically made my ubuntu partition unreadable, even with gparted. How to recover this data?

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Ubuntu :: Recover Data From Emptied File?

Jul 22, 2010

I was editing a PHP file by FTP on my Ubuntu server, and for some reason it's saved an empty file. Is there any chance I could get the contents back? If not, I'll just have to revert to an older backup

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Ubuntu :: How To Recover Data - Ext4 Partition

Dec 8, 2010

I unknowingly formatted my whole 160GB hard disk to ext4 file system from Fat while installing Ubuntu. Now my hard disk has only one ext4 partition. recover my old data.

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Ubuntu :: Recover Data From Quick Formatted DVD-RW

Mar 26, 2011

I am new to ubuntu. I was on windows 7 32 bit, computer was running slow with viruses and full hard drive so i installed ubuntu 10.10 32 bit as i believe it to be more secure. Before installing Ubuntu OS I made a backup DVD-RW data disk, it had my brothers holiday pics when he went turkey and morroco. Once I installed ubuntu I needed a DVD-RW and quick formatted the wrong disk. Is it possible to recover the data? I've read somewhere that the data is possibly can be recover.

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