i keep getting this crash while using 

debounce

 on android:

java.lang.AbstractMethodError: abstract method "kotlinx.coroutines.DisposableHandle kotlinx.coroutines.Delay.invokeOnTimeout(long, java.lang.Runnable, kotlin.coroutines.CoroutineContext)"

this is an example of how it arises

myScope.launch {
    myFlow
    .debounce(500)
    .collect {
        Timber.e("received input $it")
    }
}

Anyone know what causes this?