Firestore error

Runtime Error
java.lang.NoSuchMethodError: No virtual method getUidLjava/lang/String; in class Lcom/google/firebase/Firebase App; or its super classes (declaration of ‘’ appears in base.apk!classes4.dex) Note: You will not see another error reported for 5 seconds.

@Ankit_Pal We can’t just get it by looking at it, so show us the blocks or give us any aia.