Latest netware client

XP Pro SP2

Student logged in, the login script came up with errors and didn't map

Student logged out

Student logged back in again same problem.

I logged in my drive mapped with no problem.

Student logged into a different PC, with no problem.

Login Script Errors:

LOGIN-LGNWNT32.DLL-100 Access has been denied

LOGIN-LGNWNT32.DLL-890 The specified server unknown


we are seeing this intermittantly, any sugeestions to as why?