BootMBR error in windows os.
Some times when you format some drives or you attempt to install some other operating system , you need to format the drive then you will proceed to Install the os at that booting file of your existing operating system may be missing (most probably every one will be having Windows as first one).
At this time you can’t load any operating system that installed in your system(You will lead to black screen displaying grub>> ). So don’t panic about this problem, this problem can be solved easily.
Follow the steps so that you can easily recover from this problem without formatting your operating systems.
>>Insert your windows os cd and choose boot from cd/dvd in booting option (F12).
>>Choose language and click next then choose Repair your system .
>> Choose command prompt, come out the present directory by typing cd .. , then enter into windows directory by
cd windows . In the command prompt .
Note : for listing all directories in your current directory type dir , then you will be showing list of directories.
>> Now again you have to get into one more directory called boot by cd boot , now type bootrec in the command prompt, then you
be showing some options like /FixMbr . so do the first two options bootrec/FixMbr like this , Then close command prompt then do start up repair and then restart your system. Now windows will be loading in your system but not the other for this you need to download Easy BCD software and install in windows.