Sam,

This must be something in some custom code you have - a vanilla updated
image has no references to #installEventHandlerOn:

Cheers,
  - Andreas

> -----Original Message-----
> From: Sam Adams [mailto:ssadams at us.ibm.com]
> Sent: Thursday, April 19, 2001 5:00 PM
> To: squeak at cs.uiuc.edu
> Cc: recipient list not shown
> Subject: [BUG]necessary method removed in latest updates
> 
> 
> Looks like a recent update deleted the
> SimpleHierarchicalListMorph>installEventHandlerOn: method as 
> well as the
> same method in PluggableListMorph.  I updated from 3850 to 
> 3910 just now
> and things started breaking.  I found them in an older image and
> reinstalled, then everything seems to work fine. The two methods are
> attached.
> Regards,
> Sam(See attached file: quickfix.1.cs)
> 
> Sam S. Adams, IBM Distinguished Engineer, IBM Research
> tie line 444-0736, outside 919-254-0736, email: ssadams at us.ibm.com
> <<Hebrews 11:6, Proverbs 3:5-6, Romans 1:16-17, I Corinthians 1:10>>
>