AD Authentication causes failure

Topics: Developer Forum, User Forum
Jul 10, 2012 at 6:03 AM


I have an MVC3 app that exports data using the EPPlus assembiles. When I run it with no Authentication it works fine. When I re-enable Authentication it fails to export with an InterOp error.

I am using IIS7, Win 2008 R2 Ent. Any ideas why this is?