<IntelliJ IDEA not showing decompiled bytecode> I ...

# stackoverflow

[user]

IntelliJ IDEA not showing decompiled bytecode
I can open a .class file and get a decompiled version of method implementation code, but only for classes compiled from Java source.
However, when I open a class file that was compiled from Kotlin source, I get this appearing in the decompiled class window:
public final fun test(): Int { /* compiled code */ }

How can I get IntelliJ (paid version) to show the compiled code for Kotlin code just as it does for Java-compiled code? Perhaps I can tell it somehow to forget it's been compiled by...