<Kotlin Serialization issues: Class is not registe...

# stackoverflow

[user]

Kotlin Serialization issues: Class is not registered for polymorphic serialization in the scope of its interface
I am facing issues with serialization using Kotlin. I've followed through the steps here https://github.com/Kotlin/kotlinx.serialization/blob/master/docs/serialization-guide.md but unfortunately, no luck...
This is my code:
sealed interface Convertible {

fun convertUserInput(value : String): String
}


@Serializable
@SerialName("CustomConvertible")
class...