KoPanda Posted October 27, 2010 Share Posted October 27, 2010 I have a drive running 10.6.4 well before and I used to boot with it. A week ago, I installed Windows 7 on another clean harddrive. After that, I can't boot back with my Snow Leopard drive. I tried installing Chameleon again and [url="http://www.insanelymac.com/forum/topic/279450-why-insanelymac-does-not-support-tonymacx86/"]#####[/url] from tonyosx but both failed to make my SL drive boot again. I now have to boot up my machine with tonyosx's [url="http://www.insanelymac.com/forum/topic/279450-why-insanelymac-does-not-support-tonymacx86/"]#####[/url] and select the SL drive. I forgot what I else have done, I even can't boot with my Win7 drive. It says "BOOTMGR is missing". Can't even boot with [url="http://www.insanelymac.com/forum/topic/279450-why-insanelymac-does-not-support-tonymacx86/"]#####[/url]. Anyone got a clue? What I have to do to make both drive bootable again and run their OS correspondingly? Thank you! Link to comment https://www.insanelymac.com/forum/topic/235505-cannot-boot-with-snow-leopard-drive/ Share on other sites More sharing options...
CooSee Posted October 27, 2010 Share Posted October 27, 2010 I have a drive running 10.6.4 well before and I used to boot with it. A week ago, I installed Windows 7 on another clean harddrive. After that, I can't boot back with my Snow Leopard drive. I tried installing Chameleon again and [url="http://www.insanelymac.com/forum/topic/279450-why-insanelymac-does-not-support-tonymacx86/"]#####[/url] from tonyosx but both failed to make my SL drive boot again. I now have to boot up my machine with tonyosx's [url="http://www.insanelymac.com/forum/topic/279450-why-insanelymac-does-not-support-tonymacx86/"]#####[/url] and select the SL drive. I forgot what I else have done, I even can't boot with my Win7 drive. It says "BOOTMGR is missing". Can't even boot with [url="http://www.insanelymac.com/forum/topic/279450-why-insanelymac-does-not-support-tonymacx86/"]#####[/url]. Anyone got a clue? What I have to do to make both drive bootable again and run their OS correspondingly? Thank you! you're Welcome, i have 3 HDs and 3 different OS's, WinXP, GenToo Linux, Snow Leopard ( GUID )!!! i have a multiBoot with XP and GenToo via Grub and if i want to start my OSX, i just select the OSX Hd via MainBoards Boot Menu !!! IMHO every current MB have this BootMenu ( on my MB via F12 ). so you don't have bother with DualBoot !!! just make a clean W7 Install and if it's ready then unplug it and then a clean install of OSX on your second HD ( GUID is good and Faster then MBR, IMHO ). if you do so, you never get in trouble if something went wrong with W7 or OSX !!! sorry for my bad english CooSee ' Ya Link to comment https://www.insanelymac.com/forum/topic/235505-cannot-boot-with-snow-leopard-drive/#findComment-1571167 Share on other sites More sharing options...
Gringo Vermelho Posted October 27, 2010 Share Posted October 27, 2010 I even can't boot with my Win7 drive. It says "BOOTMGR is missing". Switch off your PC and unplug your OS X hard drive. Then boot from your Windows 7 installation DVD and let it do its repair thing. That should fix Windows at least. If you deleted the 'System Reserved' partition at the beginning of your Windows drive, or if you've installed Chameleon on it (!) I think you're going to have to reinstall Windows. Link to comment https://www.insanelymac.com/forum/topic/235505-cannot-boot-with-snow-leopard-drive/#findComment-1571338 Share on other sites More sharing options...
Svenmike Posted October 28, 2010 Share Posted October 28, 2010 The windows install disk can rebuild your MBR without reinstalling windows. When you boot into OS X make sure to manually install Chameleon and make sure you install it to the correct drive and partition. Then make sure the OS X drive is set for first boot priority in bios, then you should be able to boot into both OS's using Chameleon Link to comment https://www.insanelymac.com/forum/topic/235505-cannot-boot-with-snow-leopard-drive/#findComment-1571408 Share on other sites More sharing options...
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