How to resolve Data connection web service issue in GetGroupCollectionFromUser info path 2010?

Hi all,

  we have been created data connection web service using groupcollectionfromuser not working on info path form 2010. When open the form every time showing warning message on You do not have permissions to access a Web service that provides data required for this form to function correctly. please find the below screen shot. can you please provide proper solution to resolve this issue.

Thanks in advance

Regards

by

Narasimman