Maybe this file can help the task easier than the ...

# compiler

[Darryl Miles]

Maybe this file can help the task easier than the IDE 🙂 https://github.com/JetBrains/kotlin/blob/master/compiler/frontend/src/org/jetbrains/kotlin/diagnostics/Errors.java this specific message is documented best here https://github.com/JetBrains/kotlin/blob/master/compiler/frontend/src/org/jetbrains/kotlin/diagnostics/rendering/DefaultErrorMessages.java