Unable to add either New or Guest account

User: inactive Posts:

Running XP Professional - SP2.
When I attempt to create either a new or guest account system halts when attempting to create personal settings.
Then I need to restarty through Task manager.
I have attempted to use User Accounts in Control Panel as well as through Computer Managemeent Console.
Your assistance is appreciated.
Thank you.

User: inactive Posts:

Try booting into safe made, log on as administrator and do the work in that mode.