Isass.exe System Error

[Jodie]

when trying to log on to windows xp this is the System
Error I recieve

Isass.exe System error

Trying to update passwords this return status indicates
the value of a current password.

 

[oldone]

Jodie, if the error is Isass.exe. this may be a trojan.
Go to this site for a scan.
http://housecall.trendmicro.com/

If it's a Lsass.exe error then I can find no answer for
it.