State is not public in kotlin.collections; cannot be accessed from outside package

1

I’m building an Android application from github that’s build using kotlin.

I get his error

error: State is not public in kotlin.collections; cannot be accessed from outside package
I updated Android studio to latest version 3.1 and also kotlin to 1.2.31 and still get the same error

2

can you post some of the failing code. What exactly are you trying to do?