ACF ActiveX error Adobe Interactive Forms

my enviornment

server: windows 2003

WebAS 6.40 SR1 SP9

ADS 1.00 SR1 SP9

(all configured according to ads installation

and configuration guides, installed adobe

credentials file and checked password,

ADSCallers group, ADSUser security role

assigned, basic authentication set up)

client(s)

windows XP home SP2

windows XP professional SP2

windows 2000 SP4

all clients have ACF installed from xACF.exe

file dated 2-2-2005

Adobe Reader 6.0.2

IE 6.0 (all ActiveX options enabled)

get the same error on all clients

from Microsoft script debugger

CSF.api.acf.notifyHooked("EGPD.InteractiveView.InteractiveForm2")

are there different versions of xACF.exe out there

i know the xACF_11.exe will not work with SR1 SP9