Unity_ Framework not found FBLPromises unity xcode 에러

Unity 에서 구글 admobs 라이브러리를 다운받고 xcode 실행 도중 생긴 오류이다.

여기에 해결법이 잘 나와있다.
https://wonjuri.tistory.com/entry/unity-ios-admob-%EC%B6%94%EA%B0%80%EC%8B%9C-framework-not-found-FBLPromises-%EC%98%A4%EB%A5%98-%ED%95%B4%EA%B2%B0-%EB%B0%A9%EB%B2%95

[unity] ios admob 추가시 framework not found FBLPromises 오류 해결 방법

 

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. 
이러한 관련된 에러는 여기를 참조

 

https://stackoverflow.com/questions/32010283/xcode-setting-enable-bitcode-obtain-an-updated-library-from-the-vendor-or-disa

Xcode setting ENABLE_BITCODE: obtain an updated library from the vendor, or disable bitcode for this target