[Newbies] Obsolete classes - I can find pointers to them, but how to get rid of them

[Michael Davies]

Ramon Leon posted a useful utility that attempts to clean up a variety
of common problems in an image:
http://onsmalltalk.com/programming/smalltalk/squeak-smalltalk-image-maintenance/

If this doesn't help, at least you know that it's not a simple problem!