Prerequisites
To delete any class, the following conditions must exist in your image:
You must be the owner of the class.
The application that contains the class must be an edition.
To delete a defined class, these additional conditions must exist:
The defined class cannot be extended in any application.
The defined class cannot be subclassed in any application.
The defined class cannot have instances.
If the class has instances, you can remove those instances. If you are very sure you want to remove the instances, evaluate the following:
<defined class name> allInstances do: :each |
each become: nil ]
Alternatively, you can evaluate the following phrase to remove instances:
System abtScrubImage
Last modified date: 01/29/2015