Objective c error, while trying to start up a project with encryption

i have this problem for which i don't know from where it comes. Can anyone help me with this? this is the error:

http://img801.imageshack.us/img801/3364/theerror.png

I'm trying to use this class for encryption, which i found in this site: http://greghaygood.com/2009/01/17/s开发者_如何学Cymmetric-encryption-with-the-iphone-sdk-and-securityframework.

When i'm traying to

You referencing Logging_Facility and its not in the project.

Exactly What @sosborn has stated above, the frameworks where not inputted correctly and from the look at the error image theirs are quit a few things out of place.

Fix that and you will have a clean working app.