hi everybody
I am working with vihag's Designer Rehosting sample.
i want to use external dataexchange service from workflow designer
but i am not able to see the reference assemblies in my project when clicking on interfacetype in properties window of callexternalmethod activity.
can any body help me for this problem
thanks in advance !

reference assemblies not found on clicking interface type
PeterVrenken
rajendra:
Check to make sure that the interface you are trying to reference has the
<ExternalDataExchange()> _
decoration above the interface declaration.
KevinBurton
hi jkushiner
thanks for your reply
but i have implemented that it is working with other project
is there any thing else to do with that
Peter D.252325
This post should help you out -
http://forums.microsoft.com/MSDN/ShowPost.aspx PostID=479132&SiteID=1
As it mentions you will have to implement the IExtendedUIService yourself.
Thanks,
Kushal.