The Aravind Eye Hospital, Madurai, India Problems

IP forwarding problems of access to logon

can happen for various vicissitudes of not being able to log into Windows XP, continually being sent back to the Logon screen.

This can happen because of improper modification of a registry key.

will then be necessary in some way to register and to correct it: with a BART'PE CD (UBCD also ) who has the Registry Editor PE plugin or if the computer is networked, you can use regedit to connect the remote registry.

Without this check that the item in
Userinit HKEY_LOCAL_MACHINE \\ SOFTWARE \\ Microsoft \\ Windows NT \\ CurrentVersion \\ Winlogon

has value " C: \\ WINDOWS \\ system32 \\ userinit.exe, "
(note the trailing comma)

If not change it and reboot.