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Ubuntu Cannot Open Root Device Mapper

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share|improve this answer answered Jun 21 '12 at 7:58 W. Browse other questions tagged centos grub2 vfs or ask your own question. try: sudo apt-get update sudo apt-get install -f sudo dpkg --configure -a metacity --replace good luck :) drs305November 9th, 2010, 07:32 PMI begin to think that there is some hardware problem In my naivete, I simply used the Windows tools to clear that partition... http://bovbjerg.net/cannot-open/ubuntu-vfs-cannot-open-root-device-mapper.php

It destroyed GRUB too, so I couldn't run any OS. Did you compile your kernel to use libata or the older IDE driver? This book contains many real life examples derived from the author's experience as a Linux system and network administrator, trainer and consultant. Not the answer you're looking for?

Vfs Cannot Open Root Device (null) Or Unknown-block(0 0)

This grub entry uses an initrd. As a result, they copy the kernel to the root file system (/) whereas the boot loader still expects the kernel image to be on the /boot partition. Find the "unwrapped size" of a list Boss sends a birthday message. I just got stuck into updating initramfs but I'll put more info in a couple of moments. –punkbit Mar 19 '14 at 14:48 Others might see this error if

  1. dino99November 5th, 2010, 04:56 PMusually this happen with bad kernel compilation or this kernel has not been compiled with the driver(s) you need.
  2. Joseph Salisbury (jsalisbury) wrote on 2012-08-14: #11 Adding debian-installer for their review.
  3. loglevel+0x2b/0x2b [ 43.416761] [] ?

This finally allowed CLFS to boot up, but only as far as LVM. Usually it means that the kernel can access the hard drive because the driver for the controller or filesystem isn't built into the kernel.The kernel is 2.6.34 vanilla.My IDE controller is I have a new HD loaded with Linspire. Please Append A Correct Root= Boot Option Here Are The Available Partitions So I am not sure if it is The command is issued by a php script that is run in a root cron job.

I reboot my computer and trying getting into Gentoo again, but nothing. How can I accurately cross-cut a board that is too wide for my table saw? For more advanced trainees it can be a desktop reference, and a collection of the base knowledge needed to proceed with system and network administration. http://askubuntu.com/questions/153860/vfs-cannot-open-root-device-uuid-or-unknown-block0-0-kernel-panic-not-syn Straight line equation How can the US electoral college vote be so different to the popular vote?

why SATA disk is sdb? Vfs Cannot Open Root Device Uuid how many hard drives DO you have? /dev/sda = first hard drive /dev/sdb = second hard drive /dev/sdc = third hard drive ... /dev/sdf = sixth hard drive do you really It is a AOpen GP7A mini pc that has the nVidia drivers loaded. I do not have 6 disks in my system though.

Vfs Cannot Open Root Device Redhat

Nice tables! Not a member yet? Vfs Cannot Open Root Device (null) Or Unknown-block(0 0) Contact Us - Advertising Info - Rules - LQ Merchandise - Donations - Contributing Member - LQ Sitemap - Main Menu Linux Forum Android Forum Chrome OS Forum Search LQ Vfs Cannot Open Root Device Please Append A Correct Root Boot Option I compiled the kernel with every ATA driver I could check, and every SCSI and RAID driver too.

Introduction to Linux - A Hands on Guide This guide was created as an overview of the Linux Operating System, geared toward new users as an exploration tour and getting started navigate here Edit bug mail Other bug subscribers Subscribe someone else Bug attachments AcpiTables.txt (edit) AlsaInfo.txt (edit) BootDmesg.txt (edit) CurrentDmesg.txt (edit) Dependencies.txt (edit) IwConfig.txt (edit) Lspci.txt (edit) Lsusb.txt (edit) ProcCpuinfo.txt (edit) ProcInterrupts.txt (edit) Firing back into the host distro I fiddled with the initramfs options and init script to pull mdadm's /etc/mdadm.conf in (which I pulled across from the host Debian live distro - And what does device ownership mean anyway in Linux? Vfs Cannot Open Root Device Centos

using normal fopen and fread functions? After several tries (to ensure I didn't mistype the password), I logged in as myself. You can run a test via the Smart Data" section from a normally running system or boot to the LiveCD and also run the "Check Filesystem". Check This Out Now when the pc boots I get an error:VFS: Cannot open root device "343" or 03:43 append a correct "root" boot option Kernel panic: VFS: Unable to mount the root fs

Ask Ubuntu works best with JavaScript enabled current community chat Unix & Linux Unix & Linux Meta your communities Sign up or log in to customize your list. Cannot Open Root Device Mapper/volgroup-lv_root I don't believe this is possible with chroot, as I am changing the root folder to a mount point that exists on sda (sdb is not on fstab), so removing it more stack exchange communities company blog Stack Exchange Inbox Reputation and Badges sign up log in tour help Tour Start here for a quick overview of the site Help Center Detailed

However, within about 10 hours, got the same problem as originally.

Looking at other files, I then changed it to:SUBSYSTEM=="usb", ATTR{idVendor}=="07b4", ATTR{idProduct}=="020d", ACTION=="add", GROUP="audio", MODE="0664"And now if I do "ls -l /dev/bus/usb/002", I get:crw-rw-r--. 1 root audio 189, 134 Oct 15 01:21 The site will show you which kernel drivers you need to select for your system. Not in your case if it's only started after the power cut. –svandragt Jul 10 '14 at 8:31 add a comment| 1 Answer 1 active oldest votes up vote 1 down Please Append A Correct Root= Boot Option Redhat Most likely this is PCI support, SATA support (which is beneath SCSI device support), ...

seemed quickest for me given the answers I was finding here... the result of the sudo fdisk -l command is this [email protected]:~$ sudo fdisk -l Disk /dev/sda: 500.1 GB, 500107862016 bytes 255 heads, 63 sectors/track, 60801 cylinders Units = cylinders of 16065 Everything else is working (local LAMP server is working, communicating with our production servers to get information works, etc). this contact form Debian :: Solved - Grub2 Cannot Find Root Device?

Does calling a function that mutates static local variables twice in the same expression lead to undefined behavior? Sorry if I'm restating anything anyone else said or something you've answered before, but skimming through the posts, I didn't see anything mentioned about your kernel. One method is to use the Disk Utility program (System, Administration, Disk Utility). Reply With Quote $spacer_open $spacer_close 05-23-2007 #4 GivePeaceAChance View Profile View Forum Posts Private Message View Articles Linux User Join Date Aug 2005 Posts 341 Hmmm....

A few seconds later, that went away, but the terminal still wasn't open. This is not because kernels are inconsistent with each other, but because of the drivers used: older drivers use the hda syntax, newer sda. I then ran:slackpkg updateslackpkg install-newslackpkg upgrade-allAnd since then it fails to boot with the following: Code:VFS: Cannot open root device "802" or unknown block(8,2)Please append a correct "root=" boot option; here Blogs Recent Entries Best Entries Best Blogs Blog List Search Blogs Home Forums HCL Reviews Tutorials Articles Register Search Search Forums Advanced Search Search Tags Search LQ Wiki Search Tutorials/Articles Search

Both OS' now ran just fine. Grub update in ubuntu finds the Cent install and addes it to the grub.conf, and Cent appears in the grub menu at boot. Changed in linux (Ubuntu): status: Confirmed → Incomplete Fabio Marconi (fabiomarconi) wrote on 2012-08-14: #12 Hallo Just noted that the session during the installation is running 3.5.0-9 kernel, so it can