> On 28.12.2017, at 22:09, Fabio Niephaus <lists at fniephaus.com> wrote:
> 
> Hi all,
> 
> SmalltalkImage>>processShutDownList: sends #shutdown: to all classes in ShutDownList, yet there are classes that don't implement #shutdown: but #shutdown. One example is ExternalSettings class>>shutDown, ExternalSettings is in ShutDownList.
> Can someone explain how this is supposed to work or why there is no error when the image is shutting down?
> 

Behavior>>shutDown: quitting
	"This message is sent on system shutdown to registered classes"
	^self shutDown.

Best
	-Tobi


> Best,
> Fabio
>