The NT Loader (NTLDR) and Ntdetect.com are system files that help Windows XP or precious operating systems to boot (Windows 7, Windows 8 and Vista use BootMgr as the alternative of NTLDR, see how to fix BootMgr is missing). These files can become damaged, corrupted or deleted for a number of reasons and are usually brought to your attention by the "NTLDR is Missing" error message.
There are few different ways that the "NTLDR is missing" error may present itself, with the first listing being the most common:
NTLDR error occurs due to various reasons, including:
Since the most common reason for NTLDR error is when your computer is trying to boot from a non-bootable source, check your floppy or optical drives for media and disconnect any external drives. Then check the hard drive and other drives settings in BIOS and ensure they are correct.
If methods above don't works, you have to find another effective method to fix NTLDR is Missing. The good news is that there is a reliable program named Fix Genius, which can fix NTLDR error, including NTLDR is missing, NTLDR is corrupt, NTLDR compressed, etc., getting your Windows XP back to working condition. So before frustration sets in, continue reading and solve the problem. With fancy interface, every level of computer users, including computer novice, are able to finish the job without effort.
Following you can find a step-by-step tutorial about how to use Fix Genius to fix NTLDR.
This software doesn't have a trial version, and you need to purchase the premium edition. Then you will receive an Email with a download link and license.
You need to prepare: a workable computer, a CD/DVD, or a USB flash drive. Then connect your CD/DVD or USB to this computer. Download, install, and launch this software. There is only one click of your mouse to finish burning: click "Burn", since this software checks your CD/DVD or USB drive automatically.
Now turn to the computer display NTDL is missing error. Insert the CD/DVD/USB drive into the computer and start it. When the system begins loading, immediately press F12. Then you'll get into the Boot Device Menu. Choose "Onboard or USB CD-ROM Drive" under it. Press F10 to save the changes. Your computer will auto-reboot and access to the system burned on the boot disk.
When you load to the Win PE system successfully, you will see an icon of "Fix Genius" on the desktop. Double click to launch it. Go to "Windows Rescue", and then choose "Crash before loading bar" to try the tools provided one by one. Assuming that "NTDL is missing" and/or "Ntdetect.com is missing" were your only issues, Windows XP should now start normally.