android - 生成签名 apk 导致 Faced Note 错误。如何解决这个问题？

Question

当我想生成签名的 apk 时。然后它导致错误。错误日志如下所示。

Note: the configuration refers to the unknown class 'com.google.android.gms.common.internal.safeparcel.SafeParcelable'

Note: the configuration refers to the unknown class 'android.app.OnActivityPausedListener'

Note: the configuration refers to the unknown class 'com.mopub.nativeads.CustomEventNative'

Maybe you meant the fully qualified name 'com.google.android.gms.ads.mediation.customevent.CustomEventNative'?

Note: the configuration refers to the unknown class 'com.mopub.nativeads.CustomEventRewardedAd'

Note: the configuration refers to the unknown class 'Object'
      Maybe you meant the fully qualified name 'java.lang.Object'?