Getting "_OBJC_CLASS_$_DeviceBlockingViewController", referenced from:

[RamkrishnaClarion]

I have added on the reference control and then build the application then I found issues which I had listed below.

Undefined symbols for architecture i386:
"OBJC_CLASS$_DeviceBlockingViewController", referenced from:
objc-class-ref in MainViewController.o
"_kDeviceUIDKey", referenced from:
-[TrainerController _keyForDeviceUID] in TrainerController.o
"_kIAPCurrencyTier1", referenced from:
-[PMPurchaseManager init] in PMPurchaseManager.o
"_kIAPCurrencyTier2", referenced from:
-[PMPurchaseManager init] in PMPurchaseManager.o
"_kIAPCurrencyTier3", referenced from:
-[PMPurchaseManager init] in PMPurchaseManager.o
"_kOAuthClientIdentifier", referenced from:
-[OAuthManager init] in OAuthManager.o
-[ServerAPIClient initWithBaseURL:] in ServerAPIClient.o
-[OAuthManager init] in OAuthManager.o
-[ServerAPIClient initWithBaseURL:] in ServerAPIClient.o
"_kOAuthGoogleClientID", referenced from:
-[OAuthManager init] in OAuthManager.o
"_kOAuthGoogleClientSecret", referenced from:
-[OAuthManager init] in OAuthManager.o
"_kOAuthGoogleKeychainItemName", referenced from:
-[OAuthManager init] in OAuthManager.o
"_kOAuthGoogleScope", referenced from:
-[OAuthManager init] in OAuthManager.o
"_kServerAPIRoot", referenced from:
+[ServerAPI root] in ServerAPIClient.o
"_kmGLFreeAll", referenced from:
_ccGLInvalidateStateCache in ccGLStateCache.o
ld: symbol(s) not found for architecture i386
clang: error: linker command failed with exit code 1 (use -v to see invocation)

Please help me which setting I forgot it.

[Kjuly]

I think you've forgot to configure your configuration file: Master/Config.m.
And b.t.w, build master or dev branch.
Hope this helps.