Undefined symbols for architecture armv7: "_OBJC_CLASS_$_FIRApp"

firebase firebase-realtime-database
aareeph picture aareeph · May 20, 2016 · Viewed 20.9k times · Source

I am integrating Firebase in my app according to the instructions and added [FIRApp configure]; in the code however, while compiling the app I am getting the following error:

Undefined symbols for architecture armv7: "_OBJC_CLASS_$_FIRApp", referenced from: objc-class-ref in AppDelegate.o ld: symbol(s) not found for architecture armv7

Answer

supp-f picture supp-f · May 22, 2016

Did CocoaPods write any warnings due to pods installation? I fixed a similar issue by setting OTHER_LDFLAGS build settings to $(inherited) flag.

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