AFNetworking not compatible with iOS 4.3
AFNetworking 1.0 and higher requires either iOS 5.0 and above, or Mac OS 10.7 (64-bit with modern Cocoa runtime) and above.
For compatibility with iOS 4.3, use the latest 0.10.x release.
from: https://github.com/AFNetworking/AFNetworking:
UPDATE, specify iOS dependency in Podfile:
platform :ios, '6.0'pod 'FMDB'pod 'AFNetworking'UPDATE 2, I create a new project and a new Podfile, run pod install:
$ pod installResolving dependencies of `./Podfile'Updating spec repositoriesResolving dependencies for target `default' (iOS 6.0)Downloading dependenciesInstalling AFNetworking (1.0)Installing FMDB (2.0)Generating support files[!] From now on use `AF.xcworkspace'.Integrating `libPods.a' into target `AF' of Xcode project `./AF.xcodeproj'.UPDATE 3,
Specifying your Versions of the desired pods may help.
platform :ios, '6.0'pod 'FMDB', '~> 2.0'pod 'AFNetworking', '~> 1.1.0'Also make sure you're opening the correct xcworkspace file.