Cocoapods + Cannot load underlying module for 'x'

Question

I am running XCode 7, Swift 2.0, iOS 9.

I want to install Alamofire in my project using Cocoapods. I have done the following:

gem install cocoapods

Answer 1

Setting GCC_SYMBOLS_PRIVATE_EXTERN (displayed as "Symbols Hidden by Default" in target settings) to YES in framework being linked helped me to get rid of this error. I've spent 2 days to find this out, hope it will help someone :)