Iam trying to get my web-app to authenticate users against Active Directory. My code is exactly the same as the one Microsoft describes in their knowledge base artice:
KB: 316748 (http://support.microsoft.com/?kbid=316748
The only thing I changed was the value for the LDAP server. I've changed this to:
For some reason I get the following error message after trying to logon:
Error authenticating. Error obtaining group names. Object reference not set to an instance of an object.
I really can't find out why it does this. I have been looking through google news groups, google itself. Is there anyone who could help me out on this??????
My complete source can be downloaded from:http://ccc.matrix360.net/webform1.zip
Kind regards and thanks in advance,