Windows XP hardware is damaged or incompatible when Windows XP is installed.

Many people cannot install Windows normally when installing Windows. The following message is displayed:
File setupdd. sys cocould not be loaded

The error code is 4
Setup cannot contimue. Press any key to exit
This phenomenon occurs mostly in win200/XP, which is generally caused by hardware problems. Hardware compatibility problems or poor quality. The following is an analysis of the Microsoft Website:
After you upgrade your computer to Windows XP, you may encounter one or more of the following symptoms:
• The computer restarts unexpectedly from time to time.
• When you start your computer, you will receive the following error message:
Windows cocould not start because the following file is missing or missing upt:
System32 \ drivers \ PCI. sys
• When you start a computer by using the Windows XP fault recovery console or by installing a CD from Windows XP, you will receive one of the following error messages:
Setupdd. sys cocould not be loaded. Error Code 4.
Setupdd. sys cocould not be loaded. Error Code 7.

Cause:
This issue may occur if your computer contains corrupted or incompatible hardware components of Windows XP.
Solution:
To solve this problem, follow these steps.

Warning do not perform the following operations unless you are familiar with computer hardware disassembly and assembly. Hardware components in the computer are very sensitive to static electricity. For information on correctly processing computer components, contact your computer manufacturer.
1. Shut down the computer, and then unload all Peripheral Component Interconnect (PCI) devices.
2. restart the computer. • If Windows is successfully started, shut down the computer and reinstall the PCI device (only one can be installed at a time ). After each device is installed, start
Windows. If a device that is installed causes problems described in the symptoms section, remove the device and install other PCI devices.
If Windows fails to start, remove one or more memory modules installed on your computer. Leave Enough RAM so that the computer can start and run Windows XP.

Note: Windows XP requires a 128 mb ram. The minimum value is 64 MB and the maximum value is 4 GB.

For example, if two 256 MB memory modules are installed on the computer, remove one of the memory modules. If Windows
If it is started successfully, shut down the computer and reinstall the RAM module (only one can be installed at a time ). After installing each RAM module, start
Windows. If an installed module causes problems described in the "symptoms" section, remove the module and install other Ram modules.

3. Check whether the PCI device in the computer is compatible with Windows XP. To do this, visit the following Microsoft hardware compatibility list (HCL) Website:
Http://www.microsoft.com/whdc/hcl/default.mspx