llawwehttam Posted February 24, 2009 Posted February 24, 2009 i set my windows hdd as secondary while i put a new hdd in my machine to run centos but when i take the centos hdd out and set the windows hdd back to master and try to boot from it i get grub error 21 how to I get it working again without losing any data??
mac_shinobi Posted February 24, 2009 Posted February 24, 2009 recovery console - fixmbr as per this link How to remove GRUB loader!? 1
somabc Posted February 24, 2009 Posted February 24, 2009 (edited) A DOS boot disk will also do the trick. Bootdisk.Com - Free Windows Bootdisks, Free DOS boot disk Ultimate Boot CD - Overview FreeDOS | Files Edited February 24, 2009 by somabc
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