App project with 7.0.1 SDK, iOS build fail using ti.admob

When I try to build app importing ti.admob, build fails.

I have tried to recompile it but I'm not enable to do it. Someone can help me?

[ERROR] : ** BUILD FAILED **
[ERROR] : The following build commands failed:
[ERROR] : Ld build/Products/Debug-iphonesimulator/Project/Project normal x86_64
[ERROR] : (1 failure)