When trying to load the 3.3 slim skin with MB v3.2, it fails with this error.
System.TypeInitializationException: The type initializer for '#=zWgVSKukqeXygRQzGXqeUxNg=' threw an exception. ---> System.NullReferenceException: Object reference not set to an instance of an object.
at #=zWgVSKukqeXygRQzGXqeUxNg=..cctor()
--- End of inner exception stack trace ---
at #=zWgVSKukqeXygRQzGXqeUxNg=..ctor(Boolean #=zV9eAh3T8Ivy6eWUzPA==, Boolean #=zfKHrQhLCbj2d)
at #=zxi2ztvXlrgvl0YoLwsbUcbLajWOM..ctor()
at #=zl3G$ts$_9zIRoQdlmns30$2c9Koz.Main(String[] args)
Is it about Windows caption buttons? And is it possible you can make them working with 3.2 as well?