I have no idea. But why don’t you move to Pharo 5? Cheers, Alexandre
> On Oct 13, 2015, at 4:36 PM, Lyn Headley <lahea...@gmail.com> wrote: > > Hello, > > I'm running pharo 4 and I'm having a problem. I recently renamed a > class using the rename: menu item in the standard system browser (I > believe it's called Nautilus) and now I am getting uncaught exceptions > whenever I add or remove a method (three debugger windows pop > up). Here is the stack trace; any advice? > > Thank you. > > Lyn > > Author: LynHeadley > Date: 2015-10-13T08:51:16.837987-07:00 > > UndefinedObject(Object)>>doesNotUnderstand: #theMetaClass > RGMetaclassDefinition>>realClass > RGMethodDefinition(RGElementDefinition)>>realParent > RGMethodDefinition(RGElementDefinition)>>realClass > RGMethodDefinition>>methodClass > ByteSymbol(Symbol)>>value: > OrderedCollection>>collect: > MessageBrowser>>buildHierarchyForMessages: > MessageBrowser>>cacheHierarchyForClasses: > MessageBrowser>>messages: > [ > (item methodClass notNil and: [ item methodClass isObsolete not ]) > ifTrue: [ > | sel text boolean | > boolean := textModel hasUnacceptedEdits. > boolean > ifTrue: [ text := textModel pendingText ]. > sel := listModel selectedItem. > self > messages: > (listModel listItems > add: item asFullRingDefinition; > yourself). > listModel setSelectedItem: sel. > boolean > ifTrue: [ textModel pendingText: text ] ] ] in > MessageBrowser>>methodAdded: > WorldState>>runStepMethodsIn: > WorldMorph>>runStepMethods > WorldState>>doOneCycleNowFor: > WorldState>>doOneCycleFor: > WorldMorph>>doOneCycle > [ > [ > World doOneCycle. > Processor yield. > false ] whileFalse: [ ] ] in MorphicUIManager>>spawnNewProcess > [ > self value. > Processor terminateActive ] in BlockClosure>>newProcess > -- _,.;:~^~:;._,.;:~^~:;._,.;:~^~:;._,.;:~^~:;._,.;: Alexandre Bergel http://www.bergel.eu ^~:;._,.;:~^~:;._,.;:~^~:;._,.;:~^~:;._,.;:~^~:;.