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root hd0 0 error 21 New Burnside, Illinois

Just restall 421 on /dev/sdb1 - Linux swap /dev/sdb2 2. All rights reserved. I got the feeling your second Puppy should boot manually. If sdb isn't on this file you may need to add sdb to the list.

I hope I didn't muddy the water.BatzillaNever do an fsck with the target partition mounted. Running e2fsck on a mounted filesystem may causeSEVERE filesystem damage.Do you really want to continue (y/n)?This makes me very uneasy! so my partitions were setup like so: /dev/sda1 465gb primary part. -centOS /dev/sda4 465gb extended part. /dev/sda5 -ubuntu root /dev/sda6 -swap /dev/sda7 -ubuntu home dir now I had the brilliant idea The new table will be used at the next reboot.

Let me tell you how I came to the conclusion that /dev/hdb1 is the installed / partition.I'm still in the LiveCD. Always unmount a partition on a USB stick before removing it. As regards whether /dev/sdb is listed in the /boot/grub/device.map I can confirm it is associated with hd1. phillwDecember 16th, 2009, 01:33 PMHello everyone, Here is my dilemma: I used to have centOS on my machine taking up half the hdd, the other half with Ubuntu 9.04.

title Install GRUB to Linux partition (on /dev/sda2) root (hd0,1) setup (hd0,1) pause Press enter to continue. Offline Pages: 1 Index »Newbie Corner »[SOLVED] Fresh install won't boot - error 21 and number of root device Board footer Jump to Newbie Corner Installation Kernel & Hardware Applications & Last edited by saikee; 03-08-2011 at 08:39 AM. In our example it read like:(hd0) /dev/disk/by-id/cciss-xxxxxxxxxxxxxxxxxxxx(hd1) /dev/disk/by-id/cciss-xxxxxxxxxxxxxxxxxxxxAfter being converted to a virtual server, the old name will only work as long as grub isn't modified -- which occurs when upgrading

Syncing disks. I hope I didn't muddy the water.BatzillaNever do an fsck with the target partition mounted. Parsing ELF... Page 1 of 4 1 23 > Last » Search this Thread 01-27-2005, 05:26 PM #1 Ekpyrotic Member Registered: Jul 2003 Distribution: Mandrake, Debian, Fedora, Gentoo (almost) Posts:

done Booting the kernel. :: Stating udevd... By joining our community you will have the ability to post topics, receive our newsletter, use the advanced search, subscribe to threads and access many other special features. Registration is quick, simple and absolutely free. sudo update-grub Generates menu.lst Tab to "Yes" when prompted.

Some older versions of Grub1 cannot see the USB disk unless it is (hd0). now for some reason everything ive tried resulted in "Error 21: Selected disk does not exist". Dark_Helmet View Public Profile View LQ Blog View Review Entries View HCL Entries Find More Posts by Dark_Helmet 01-27-2005, 05:37 PM #3 Ekpyrotic Member Registered: Jul 2003 Distribution: Mandrake, The time now is 09:41 PM.

until it gets to "Storage Media". It all depends which grub were you using, from which installation. Linux PPC Other UNIX-Based Hardware Trading JustLinux Help File Library Audio Hardware Configuration Hardware Installation Networks Programming Software X Window Events JL Talkback JL Ideas Feedback Forum Suggestions Post Your Forum Logged Old-PolackOf what use be there for joy, if not for the sharing thereof?

That's it., 'GRUB' and a blinking cursur. It shows the floppy. Offline #7 2012-04-19 17:50:11 wLee Member From: Amsterdam, NL Registered: 2008-12-06 Posts: 33 Re: [SOLVED] Fresh install won't boot - error 21 and number of root device Installed again with UUIDs batzilla Full Member Posts: 104 Re: Got "Error 21" message when in GRUB « Reply #4 on: September 04, 2012, 03:45:14 PM » Quote from: T6 on September 04, 2012, 02:36:39

You may also refer to the English Version of this knowledge base article for up-to-date information. Now ive had my fair share of grub problems in the past and most of them just consisted of me booting from a live disk, then >grub >root (hd0,0) then >setup It might not work for you, but it wouldn't hurt. Search for: Recent Posts CPAN download but dontinstall SWF preview generation EPSON - XP-202 WiFi Scanner /Printer Mod Perl - Image Magickproblems Freedom Recent Comments Peter Hill on British Gas RC2

I was able to boot with the LiveCD and ran your command line. The quickest way is usually re-install the 2nd Puppy again if there is no useful information from it. Before I installed pclinuxos 2009 over my older version, I was able to boot to either HD. This was a question I was going to bring up in another thread.

title - For help press 'c', then type: 'help' root (hd0) title - For usage examples, type: 'cat /boot/grub/usage.txt' root (hd0) Reply With Quote 03-07-2011,08:40 PM #2 saikee View Profile View i did exactly the same thing.. @darkod: I did have bootloaders on both centOS and Ubuntu, but the Ubuntu grub called centOS's Lilo.. is it possible it doesnt like that my ubuntu is on an extended partition? I also set the default to 1 so it defaults to windows and increased the timeout to 20.

Lest we forget... Is there any way I can get back to where I started? (Probably not.) It doesn't appear that my files have been lost, but I don't know what to delete from Well, under the CDROM it shows sr0, but in the description, it says it's the 8.4G ScanDisk Cruzer. Grub has already found the menu.lst as shown by the list of menu choices.

This is how the file looks before you edit it.default 0timeout 8# Set default colors.# Do this with internal commands due to a bug which# disables the color command when using When I go to PCC and then go to Hardware, it lists under "Hard Disks" hda hdb, and sda. This may take a long time. /dev/hda: Not found or not a block device. [[email protected] boot]# Ekpyrotic View Public Profile View LQ Blog View Review Entries View HCL Entries Find As I didn't have anything of note in Linux I just re-stalled so to some me a clean slate to work with.

I assumed the 8.4G Media was the memory stick, because it was an 8G stick. I tried to copy my files to the 8.4G Media (hdb1), thinking it was the memory stick, and now hdb1 is full. Reboot Another way is .... 1. Then when I rebooted, I got this message: Booting 'Linux-nonfb'Kernel (hd0,0)/boot/vmlinuz BOOT_IMAGE=linux-nonfb root=UUID=eda7fcdf-0131-48f7-9c47-40ec0027fe72 acpi=on RESUME=UUID=41ebc2ae-888e-497f-9de2-b7de288a1053Error 15: File not foundPress any key to continue. . .When I press a key, I get

When you first re-boot to go back into Windows and select "Other" from the Grub loader menu you are presented with "Error 21: Selected disk does not exist". Not sure why you were using (hd1,1).It's saying /dev/sdb1 doesn't exist (maybe should be /dev/sda1?). Additional Information When the server is on physical hardware, the /boot/grub/device.map file may incorporate the driver name in the device. Linux user started Jun 2004 - No. 361921 Using a Linux live CD to clone XP To install Linux and keep Windows MBR untouched Adding extra Linux & Doing it in