Cannot boot into windows XP

 

Cause: This behavior can occur if hardware or software is installed that installs a device or service that is incompatible with the current version of Windows.

To resolve this issue, start Recovery Console and log on to the computer using the following steps:

1. Start your computer with the Windows boot disks--> or with the Windows CD-ROM if your computer supports booting from the CD-ROM drive.

2. When the Welcome to Setup dialog box is displayed--> press R to repair--> and then press C to start Recovery Console.

3. Choose to install Windows and log on to your computer with the Administrator account.

4. From the %SystemRoot%\System32 folder at the command prompt--> type listsvc--> and then press ENTER.

5. Locate the service or driver that is causing the problem in the list that is provided.

NOTE: Selecting the wrong service or device could cause further problems.

6. Type disable servicename (where service-name is the name of the service)--> and then press ENTER.

NOTE: The disable command prints the old start_type of the service before resetting it to SERVICE_DISABLED. You should record the old start_type, in case you need to re-enable the service.

7. Type exit--> and the computer restarts automatically. Allow the computer to boot normally.