Cannot print using Session printers

hi all,
i have Win 2000 with TS in application mode. After add HP Deskjet 990c
drivers and set the registry key as
http://support.microsoft.com/?scid=kb;en-us;Q302361 sais (because
before apply this KB article i cannot see session printers that uses
TCP IP Port) i see the session printer but when i try to print to this
printer i have an error:

test page failed to print. Would you like to view the print trouble
shooter
for assistance ? Unable to create a print job

I've read this but Ms support is closed now.
http://support.microsoft.com/kb/832219/en-us

Any idea?

Thanks
Salva.