New Gradle Sync is not supported due to containing Kotlin modules using an unsupported plugin version

Question

I\'m using android studio 3.4.1 and my Kotlin version is 1.3.31. I have a flutter app. When trying to add cloud_firestore to my app I have the followin

Answer 1

This is what solved it for me in a kotlin multiplatform js/jvm/android/iOS project... took days to solve, why or how I do not know but I am greatful.

Answer 2

File -> settings ->kotlin compiler->Target JVM version(update it)