Error Unknown Command Chainloader
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Grub Rescue Filesystem Is Unknown
Tried all combinations of ls (hdax)/, which threw out: error: Unknown Filesystem. I tried this: rootnoverify (hd0,0) chainloader +1 makeactive boot It threw out: Unknown command. EDIT: I installed Ubuntu from the USB. Now when I restarted the system, I got the GRUB, showing old Windows and the newly installed Ubuntu. I happily logged onto Windows. Then I used standard procedure to remove Ubuntu, so as not to have grub rescue. linux windows grub rescue share|improve this question edited Sep 1 at 9:24 Josip Rodin 53318 asked Apr 7 '13 at 6:19 Karthi prime 1101311 add a comment| 2 Answers 2 active oldest votes up vote 19 down vote You can't boot Windows from a grub rescue prompt, unless the partition with the grub modules is available. That's why you get the unknown command error. Your best solution is to reinstall the Windows bootloader. To do this boot from a Windows 7 repair CD or the Windows Installation DVD to a repair prompt and run: bootrec /fixmbr If you don't have a Windows repair CD or Installation DVD, it's also possible to install a Windows-like bootloader from an Ubuntu CD/USB if you have one of those: sudo apt-get install lilo sudo lilo -M /dev/sda mbr Note that lilo will popup a large warning screen, but it's safe to ignore it as this refers to when it's used to boot linux. This is what it looks like to use lilo (note the command is case
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Grub Rescue Boot Windows 10
command initrd" User Name Remember Me? Password Debian This forum is for the discussion grub command line boot windows 10 of Debian Linux. Notices Welcome to LinuxQuestions.org, a friendly and active Linux Community. You are currently viewing LQ as a grub2 command line boot windows guest. 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 http://unix.stackexchange.com/questions/71555/boot-windows-from-grub-rescue-command-prompt and absolutely free. Join our community today! Note that registered members see fewer ads, and ContentLink is completely disabled once you log in. Are you new to LinuxQuestions.org? Visit the following links: Site Howto | Site FAQ | Sitemap | Register Now If you have any problems with the registration process or your account login, please contact us. If you need to reset your password, click http://www.linuxquestions.org/questions/debian-26/unable-to-boot-from-grub-error-unknown-command-initrd-707282/ here. Having a problem logging in? Please visit this page to clear all LQ-related cookies. 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 guide, with exercises at the end of each chapter. 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. This book contains many real life examples derived from the author's experience as a Linux system and network administrator, trainer and consultant. They hope these examples will help you to get a better understanding of the Linux system and that you feel encouraged to try out things on your own. Click Here to receive this Complete Guide absolutely free. Search this Thread 02-24-2009, 08:09 PM #1 R00ts Member Registered: Mar 2004 Location: Austin TX, USA Distribution: Ubuntu 11.10, Fedora 16 Posts: 545 Rep: Unable to boot from grub, "error: unknown command initrd" I'm running Debian testing and after a recent software update, suddenly I can no longer boot into my single Linux kernel image anym
2009, 02:49 AMHP mini Dual boot XP & Ubuntu Just upgraded my Ubuntu Netbook Remix 9.04 to 9.10 and now https://ubuntuforums.org/archive/index.php/t-1304051.html when I get to Grub, if I choose any Ubuntu... Ubuntu, Linux 2.6.31-14-generic Ubuntu, Linux 2.6.31-14-generic (recovery mode) Ubuntu, Linux 2.6.31-16-generic Ubuntu, Linux 2.6.31-16-generic (recovery mode) I get this error: error: unknown command 'initrd' Press any key to continue This loops me back to the Grub menu. Then if I choose either: Memory test (memtest86+) grub rescue Memory test (memtest86+, serial console 115200) I get this error: error: unknown command 'linux16' Press any key to continue Also, if I choose: Microsoft Windows XP Home Edition (on /dev/sda1) I get this error: error: unknown command 'chainloader' Press any key to continue If I try to boot from my live USB thumb drive, I grub rescue commands can't. It just ignores my boot order and goes into Grub. So now my mini is a paper-weight that can't boot into anything. Any help would be appreciated. tommcdOctober 29th, 2009, 10:03 AMSee the section "unkown command 'initrd'" in this tutorial on grub2 from the Ubuntu wiki: https://wiki.ubuntu.com/Grub2 Also, I would recommend that you fully upgrade to grub2 as per that tutorial. rjackson1969October 29th, 2009, 02:53 PMSee the section "unkown command 'initrd'" in this tutorial on grub2 from the Ubuntu wiki: https://wiki.ubuntu.com/Grub2 Also, I would recommend that you fully upgrade to grub2 as per that tutorial. I went to the "unknown comman 'intrd'" section in that tutorial and followed the instructions. If I leave a blank line where the line I deleted was, when I try to boot I get this error: ================= syntax error Incorrect command error: Unkown argument '-n' ================= If I remove the line they say and don't leave a blank line there, when I try to boot I get