NTLDR is missing, when starting windowsXP:

What is NTLDR?
NTLDR is short for NT loader – A program loaded from the hard disk boot sector(first 512byte of hard disk) that displays the Microsoft Windows NT startup menu and helps Microsoft Windows NT load. So when it goes missing for some reason, your windows cannot load.

 
SOLUTION:
 
* first insert your bootable Windows XP installation CD into your CD/DVD drive,then restart your computer.


* Configure in BIOS options to boot the computer from CD .

* On the welcome screen you will see "Press any key to boot from CD.... "

* Hit any key from the key board, then Windows XP setup will start loading...

* When loading completed you will see Windows XP Setup Menu then you have to Choose Windows Repair option by pressing "R".

* Select the index of XP to enter to the window.( In case of multi boot) otherwise press1.

* Now it ask for Administrator Password. if you have so type your password otherwise press "Enter"

* Now screen will appear

C:\Windows> _

* Now you have to confirm your CD/DVD-ROM Drive(you can use “map” command to know the cd/dvd drive)

Suppose your CD-ROM Drive has into "G:"

then type G: , press Enter .(to enter that drive)

* Now you see the following

G:\

Now press "dir" to confirm your CD-ROM Drive into G:

G:\dir

it will show the all files & folders in this directory.


* Now write down the following command then press Enter

G:\copy G:\i386\ntldr C:\

Now a message will confirm you that "1 file(s) copied."


You are almost done!

* Now type this to exit from here

G:\exit

Then your Computer will restart and booting process will completely successful.

"Non-system disk or disk error" Message

• If you get this message when you boot up your computer, it usually means there is a CD,

DVD, USB flash drive, or floppy disk in your computer, which is interfering with your

computer's booting process. Remove the disk from the drive, then restart the computer.

PC Won't Boot Into Windows:

Try Safe Mode First: Restart the System. Start tapping the F8 key. The Windows Advanced Options menu appears. There are several Safe Mode options available. Select the option you need and then press Enter.

• If the Windows logo appears, you will need to restart the computer and try again.

Even Safe Mode Doesn't Work use System Restore:

Enter System Restore with F8

 Restart your computer.

 Press the "F8" key repeatedly when your computer begins booting up to access the Advanced Boot Options menu. Highlight "Repair Your Computer" option using the arrow keys on the keyboard and then press "Enter."

Click to select "English" in the language menu and then click "Next." Type in the administrator password for your computer and then click "Next."

Click the "System Restore" icon in the list of recovery options.