[Pharo-project] Issue 3987 in pharo: Use specific KeyNotFoundError in Dictionaries

Status: New Owner: ---- New issue 3987 by camillob...@gmail.com: Use specific KeyNotFoundError in Dictionaries http://code.google.com/p/pharo/issues/detail?id=3987 Pharo Inbox: Polymorph-Widgets-CamilloBruni.423 Collections-Unordered-CamilloBruni.108