Solved Dual boot/Error loading operating suytem Tags: Hard Drives Dual Boot Windows XP Storage Last response: December 10, 2012 8:14 PM in Storage Share nick6694823 November 27, 2012 9:42:04 AM Iam using dual windows boot in 2 harddisk, one is xp and the other one is win 7. But, when i start booting in windows 7 it says error loading operating system... How to fix this? tnx for replies... More about : dual boot error loading operating suytem Emerald a b G Storage November 27, 2012 11:21:02 AM was Windows7 installed first? Best solution Hawkeye22 a c 286 G Storage November 27, 2012 11:45:39 AM In the microsoft world, older OS's must always be installed before newer OS's. A repair install of win 7 may fix it, but you should have installed XP first, then 7. Related resources GA-970A-D3 " Loading Operating System" problem - Forum Should I wait for hypertransport2 - Forum Error loading operating system - Forum "Error loading operating system" - Forum Error Loading Operating System - Forum Can't find your answer ? Ask ! Get the answer nick6694823 November 29, 2012 3:00:17 AM yes i installed windws 7 on another harddisk first.. Emerald a b G Storage November 29, 2012 11:27:03 AM try this. Skip to the part where it says Create Boot Loader http://www.howtogeek.com/howto/8790/dual-boot-your-pre-... nessmarie21 December 10, 2012 8:14:16 PM How to restore Windows 7 after Windows XP installation is explained in this article: http://www.prime-expert.com/articles/a08/restore-window... Can't find your answer ? Ask ! Publish Related resources: Forumerror loading operating system ForumError loading operating system Forumfailed loading operating system ForumInstalling 2 operating systems on separate hdd's and am now stuck in 1 ForumFirst Build Success! Load Operating System: Failed ForumDual operating system ForumOperating temperature for E1200 - Celeron Dual Core 1.6Ghz CPU (Intel) ForumDo I need an IDE dvd drive to load an operating system? ForumPlease give help for dual booting ForumOperating system can't load , file is missing or corrupt ForumDual boot, windows 7 hotter than OS X Lion ForumAround 1700mb being used just for loading vista. ForumIs it possible to install windows on a external hdd?????? ForumSecondary SATA Drive Will Not Allow Boot ForumHard-disk error More resources Read discussions in other Storage categories Hard Drives DVD Drives DVD Writers Optical Media Flash Media NAS/RAID SSD Western Digital !