Fails to Build with Grade

[dwulive]

Execution failed for task ':transformClassesWithDexForDebug'.

com.android.build.api.transform.TransformException: com.android.ide.common.process.ProcessException: java.util.concurrent.ExecutionException: com.android.dex.DexException: Multiple dex files define Lcom/google/nativelib/googlesignin/BuildConfig;

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