I tried adding Installreferrer to my app after adding it to gradle, when rebuilding the app. I'm getting this error.
Duplicate class com.google.android.a.a found in modules jetified-installreferrer-2.2-runtime (com.android.installreferrer:installreferrer:2.2) and jetified-payu-gpay-1.3.2-runtime (com.payu.gpay:payu-gpay:1.3.2)
Duplicate class com.google.android.a.b found in modules jetified-installreferrer-2.2-runtime (com.android.installreferrer:installreferrer:2.2) and jetified-payu-gpay-1.3.2-runtime (com.payu.gpay:payu-gpay:1.3.2)
Duplicate class com.google.android.a.c found in modules jetified-installreferrer-2.2-runtime (com.android.installreferrer:installreferrer:2.2) and jetified-payu-gpay-1.3.2-runtime (com.payu.gpay:payu-gpay:1.3.2)