Troubleshoot Windows 2000 "NTLDR Is Missing" error

Summary
　　
This step-by-step guide describes how to troubleshoot the "NTLDR Is Missing" error message that may be received when Microsoft Windows 2000 Is started.
　　
How to troubleshoot the "NTLDR Is Missing" error message
　　
When you start a Computer Based on Windows 2000, you may receive the following error message:
NTLDR is missing
Press any key to restart
　　
This problem may occur if the basic input/output system (BIOS) on your computer is outdated or if one or more of the following Windows Startup files are lost or damaged:
Ntldr
Ntdetect.com
Boot. ini
　　
To solve this problem, check whether the BIOS on your computer is up to date. Then, use one or more of the following methods to fix the Windows 2000 startup environment based on your situation.
　　
Important: Microsoft recommends that you back up your data on a regular basis. This is the most effective way to prevent data loss and must be part of all disaster recovery plans.
　　
Check if the BIOS on the computer is up to date
　　
Make sure that the latest BIOS version is installed on your computer. Contact the computer manufacturer to find out how to obtain and install the latest BIOS updates available for the computer.
　　
For information about how to configure and verify that the computer's BIOS settings are correct, see the computer documentation or contact the computer manufacturer. For information about how to contact a computer manufacturer, click the appropriate article number in the following list to view the article in the Microsoft Knowledge Base:
　　
65416 (http://support.microsoft.com/kb/65416/EN-US/) Hardware and Software Third-Party Vendor Contact List, A-K
　　
60781 (http://support.microsoft.com/kb/60781/EN-US/) Hardware and Software Third-Party Vendor Contact List, L-P
　　
60782 (http://support.microsoft.com/kb/60782/EN-US/) Hardware and Software Third-Party Vendor Contact List, Q-Z
　　
For more information about how to contact the BIOS manufacturer, click the following article number to view the article in the Microsoft Knowledge Base:
243909 (http://support.microsoft.com/kb/243909/EN-US/) List of BIOS Manufacturer Web Sites Part 1
243971 (http://support.microsoft.com/kb/243971/EN-US/) List of BIOS Manufacturer Web Sites Part 2
　　
To fix the Windows Startup environment, use one or more methods as required.
　　
Method 1:
　　
1. Start the computer with the boot disk
　　
2. Create a Windows 2000 boot disk that contains the following files:
Ntldr
Ntdetect.com
Boot. ini
Ntbootdd. sys
　　
For more information about how to create a boot disk, click the following article number to view the Microsoft Knowledge Base Article:
301680 (http://support.microsoft.com/kb/301680/EN-US/) how to: Create a Boot Disk for an NTFS or FAT Partition in Windows
101668 (http://support.microsoft.com/kb/101668/EN-US/) How to Use a Windows Boot Disk to Prevent Boot Failure
　　
3. Modify the Boot. ini file to point to the correct hard disk controller and the correct volume of the Windows installation. For more information about how to create a boot disk, click the following article number to view the article in the Microsoft Knowledge Base:
311578 (http://support.microsoft.com/kb/311578/EN-US/) how to: Edit the Boot. ini File in Windows 2000
　　
4. Insert the boot disk into the computer's floppy disk drive and restart the computer.
　　
5. Copy the Ntldr file, Ntdetect.com file, and Boot. ini file from the Boot disk to the local disk system partition.
　　
Method 2: Use Recovery Console
　　
1. Use the Windows 2000 installation disk to restart the computer, or use the Windows 2000 disc to restart the computer.
　　
2. On the welcome installer screen, press the R key to fix Windows 2000 installation.
　　
3. Press the C key and use "Restore console" to fix Windows 2000 installation.
　　
4. type the number corresponding to the Windows Installation to be repaired, and press Enter. For example, type 1 and press Enter. For other information, click the following article number to view the article in the Microsoft Knowledge Base:
229716 (http://support.microsoft.com/kb/229716/EN-US/) Description of the Windows Recovery Console
　　
5. Enter the administrator password and press Enter.
　　
6. type map and press ENTER. Write down the drive letter assigned to the CD-ROM drive that contains the Windows 2000 disc.
　　
7. type the following command and press ENTER after each command. drive is the drive letter you typed in step 4th in "Method 2: Use Recovery Console" in this article:
Copy drive: iw.tldr c: copy drive: iw.tdetect.com c:
If the system prompts you to overwrite the existing file, Type y and press Enter.
　　
Note: In these commands, there is a space between ntldr and c: And between ntdetect.com and c.
　　
8. type the following command and press ENTER:
Type c: Boot. ini
　　
A list similar to the following is displayed: [boot loader]
Timeout = 30
Default = multi (0) disk (0) rdisk (0) partition (1) WINNT
　　
[Operating systems]
Multi (0) disk (0) rdisk (0) partition (1) WINNT = "Microsoft Windows 2000 Professional"/fastdetect
　　
If the following message is received, the Boot. ini file may be lost or damaged:
The system cannot find the file or directory specified.
　　
9. If the Boot. ini file is lost or damaged, create a new one. To do this, follow these steps: a. Use a text editor, such as NotePad or Edit.com, to create a boot loader file similar to the following: [boot loader]
Timeout = 30
Default = multi (0) disk (0) rdisk (0) partition (1) WINNT
　　
[Operating systems]
Multi (0) disk (0) rdisk (0) partition (1) WINNT = "Microsoft Windows 2000 Professional"/fastdetect
　　
For other information, click the following article number to view the article in the Microsoft Knowledge Base:
102873 (http://support.microsoft.com/kb/102873/EN-US/) BOOT. INI and ARC Path Naming Conventions and Usage
301680 (http://support.microsoft.com/kb/301680/EN-US/) how to: Create a Boot Disk for an NTFS or FAT Partition in Windows
　　
B. Save the file as Boot. ini to the disk.
　　
Note: If you create a file using notepad, make sure that the. txt extension is not attached to the Boot. ini file name.
　　
C. At the recovery console command prompt, type the following command to copy the Boot. ini file from the floppy disk to the computer:
Copy a: Boot. ini c:
10. Type exit and press ENTER. The computer restarts.
　　
Method 3: Use Windows 2000 CD-ROM
　　
1. Insert the Windows 2000 CD into your computer's CD-ROM drive or DVD-ROM drive and start the Windows 2000 installer.
　　
2. On the welcome installer page, press R.
　　
3. On the "Windows 2000 repair options" Page, press R.
　　
4. When you are prompted to "select one from the following repair options", press the M key.
　　
5. Press the up arrow twice, select "verify Windows 2000 system files", and press ENTER to clear the selection.
　　
6. Press the down arrow, select "continue (execute the selected task)", and press ENTER. The following message is displayed:
You need an Emergency Repair disk for the Windows 2000
Installation you want to repair. (to fix Windows 2000 installation, you need an Emergency repair Disk .)
　　
7. Perform one of the following operations based on your situation :? If you have urgent disk repair, follow these steps: a. Press ENTER.
　　
B. Insert the Urgent Repair Disk into the computer's Floppy Drive and press Enter.
　　
C. Follow the instructions to fix the installation and restart the computer.
　　
-Or-
　　
? If you have not urgent disk repair, follow these steps: a. Press L. You will receive a message similar to the following:
Setup has found Windows 2000 in the following folder:
　　
Drive: WINNT "Microsoft Windows 2000"
　　
B. Press ENTER.
　　
The installer checks the disk and completes the repair process.
　　
For more information about the Emergency Recovery feature, click the following article number to view the article in the Microsoft Knowledge Base:
231777 (http://support.microsoft.com/kb/231777/EN-US/) how to create an Emergency Repair Disk in Windows 2000
　　
If the installer cannot find Windows 2000
　　
If you do not have a Windows 2000 Emergency Repair Disk and the installation program cannot find Windows 2000 installation, follow these steps: 1. Start the Windows 2000 installation program.
　　
2. on the "installer will install Windows 2000 in the partition" Page, select