I was replacing a hash base module with it's inside out equivalent. When I tested the change, I got the following message.

(in cleanup) Not a SCALAR reference at ..../Object/InsideOut.pm line 1365.

I am using version 1.24. and the line of code is ...

I don't think I did anything unusual and I am not using a destruct subroutine. I put in some debug statements. I have a hash-based object with an inside-out component. Somehow, the hash-based object is getting passed to Inside Out's DESTROY.