>>What exactly doesn't work under NT? Do you get any errors?
>>
>>>The following code works with win98 and win2k but NOT nt4 sp6.
>>>
>>
>>< snip >
>
>I get an empty .ps file and no pdf creation.

What Acrobat version are you using. Is it the same version on NT that is on Win98/Win2K? Did you try on more than one PC with NT4?