Mobilertc android:allowBackup=false vs app android:allowBackup=true

Does the following build error mean that my app cannot use android:allowBackup=true while using mobilertc 6.2?

I would like my app to be able to be backed up. Please help me understand what is going on here.

Thank you!

/Users/mikki/Projects/recovery/Recovery/android/app/src/debug/AndroidManifest.xml:14:255-281 Error:
        Attribute application@allowBackup value=(true) from AndroidManifest.xml:14:255-281
        is also present at [:mobilertc] AndroidManifest.xml:141:9-36 value=(false).