Windows 2000/2003 Security

Recently there were approximately 5000 entries in the security log associated to event 680, error code = 0xC000006A.  The message indicated that the 'user name is correct, password is wrong'.  This seems odd as it did not trigger an ...

I occasionally am getting the above message. Logon process has failed to create the security options dialog. Failure Security Options. This is occurring during a slow shutdown.  I usually have to click on shutdown twice. Appreciate any help with this problem message................................. ...