Welcome to the Treehouse Community

The Treehouse Community is a meeting place for developers, designers, and programmers of all backgrounds and skill levels to get support. Collaborate here on code errors or bugs that you need feedback on, or asking for an extra set of eyes on your latest project. Join thousands of Treehouse students and alumni in the community today. (Note: Only Treehouse students can comment or ask questions, but non-students are welcome to browse our conversations.)

Looking to learn something new?

Treehouse offers a seven day free trial for new students. Get access to thousands of hours of content and a supportive community. Start your free trial today.

iOS Build a Self-Destructing Message iPhone App Retrieving and Viewing Data from Parse.com Deleting Data from Parse.com

Jason Teo
PLUS
Jason Teo
Courses Plus Student 8,398 Points

Unable to run project files in Xcode 6.3

I received these error messages:

Undefined symbols for architecture x86_64: "OBJC_CLASS$PFFile", referenced from: objc-class-ref in CameraViewController.o "_OBJC_CLASS$PFObject", referenced from: objc-class-ref in CameraViewController.o "_OBJC_CLASS$PFQuery", referenced from: objc-class-ref in InboxViewController.o "_OBJC_CLASS$PFUser", referenced from: objc-class-ref in SignupViewController.o objc-class-ref in LoginViewController.o objc-class-ref in InboxViewController.o objc-class-ref in EditFriendsViewController.o objc-class-ref in FriendsViewController.o objc-class-ref in CameraViewController.o "_OBJC_CLASS$_Parse", referenced from: objc-class-ref in AppDelegate.o ld: symbol(s) not found for architecture x86_64 clang: error: linker command failed with exit code 1 (use -v to see invocation)

2 Answers

Caleb Kleveter
MOD
Caleb Kleveter
Treehouse Moderator 37,862 Points

Most likely the code needs to be modified to be compatible to the newer versions of xcode and iOS. I personally wouldn't know what to do, but someone else might be helpful.