linker command failed with exit code 1 (use -v to see invocation) xcode 9

[bhoomesh950]

d: '/Users/mac/Downloads/AppRTCDemo-master 2/RTCWorker/RTCFramework/libs/libjingle_peerconnection_objc.a(libjingle_peerconnection_objc.RTCICECandidate.o)' does not contain bitcode. You must rebuild it with bitcode enabled (Xcode setting ENABLE_BITCODE), obtain an updated library from the vendor, or disable bitcode for this target. for architecture armv7 clang: error: linker command failed with exit code 1 (use -v to see invocation)

I enabled bitcode =YES getting same error