[BUG]UndefinedObject(Object)>>error:

Hi Romain
This will be a great tool, but right after the browser opens up it goes
south on me -- didn't even get to read the docs. I have the latest sfuff
loaded you said were needed.
Again thanks,
Steve

13 September 2006 9:48 am

VM: Mac OS - a SmalltalkImage
Image: Squeak3.9gamma [latest update: #7056]

SecurityManager state:
Restricted: false
FileAccess: true
SocketAccess: true
Working Dir /Users/brendamoffitt/Desktop/Squeak3-1.9g-7056
Trusted Dir /Users/brendamoffitt/Desktop/Squeak3-1.9g-7056
Untrusted Dir foobar/tooBar/forSqueak/bogus

UndefinedObject(Object)>>error:
        Receiver: nil
        Arguments and temporary variables:
                aString: 'Error: Instances of UndefinedObject are not indexable'
        Receiver's instance variables:
nil

[] in WorldState>>displayWorldSafely: {[:err :rcvr |  errCtx :=
thisContext.  [errCtx := errCtx sender.  [errCtx no...]}
        Arguments and temporary variables:
                aWorld: a PasteUpMorph(1622) [world]
                err: 'Error: Instances of UndefinedObject are not indexable'
                rcvr: nil
                errCtx: TextMorphForShout(TextMorph)>>drawOn:
                errMorph: a TextMorphForShout(3635)

BlockContext>>valueWithPossibleArgs:
        Receiver: [] in WorldState>>displayWorldSafely: {[:err :rcvr |  errCtx
:= thisContext.  [errCtx := e...etc...
        Arguments and temporary variables:
                anArray: #('Error: Instances of UndefinedObject are not indexable'
nil)
        Receiver's instance variables:
                sender: BlockContext>>valueWithPossibleArgs:
                pc: 121
                stackp: 0
                nargs: 2
                startpc: 74
                home: WorldState>>displayWorldSafely:

[] in BlockContext>>ifError: {[:ex | errorHandlerBlock
valueWithPossibleArgs: {ex description. ex receiver}]}
        Arguments and temporary variables:
                errorHandlerBlock: [] in WorldState>>displayWorldSafely: {[:err :rcvr
|  errCtx...etc...
                ex: Error: Instances of UndefinedObject are not indexable


--- The full stack ---
UndefinedObject(Object)>>error:
[] in WorldState>>displayWorldSafely: {[:err :rcvr |  errCtx :=
thisContext.  [errCtx := errCtx sender.  [errCtx no...]}
BlockContext>>valueWithPossibleArgs:
[] in BlockContext>>ifError: {[:ex | errorHandlerBlock
valueWithPossibleArgs: {ex description. ex receiver}]}
 - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
BlockContext>>valueWithPossibleArgs:
[] in MethodContext(ContextPart)>>handleSignal: {[(self tempAt: 2)  
valueWithPossibleArgs: {exception}]}
BlockContext>>ensure:
MethodContext(ContextPart)>>handleSignal:
Error(Exception)>>signal
Error(Exception)>>signal:
UndefinedObject(Object)>>error:
UndefinedObject(Object)>>errorNotIndexable
UndefinedObject(Object)>>size
MultiNewParagraph(NewParagraph)>>fastFindFirstLineSuchThat:
MultiNewParagraph(NewParagraph)>>lineIndexForPoint:
MultiNewParagraph>>displayOn:using:at:
FormCanvas>>paragraph:bounds:color:
TextMorphForShout(TextMorph)>>drawOn:
FormCanvas(Canvas)>>draw:
FormCanvas(Canvas)>>drawMorph:
[] in TextMorphForShout(Morph)>>fullDrawOn: {[(aCanvas isVisible: self
bounds)   ifTrue: [aCanvas drawMorph: self].  self...]}
FormCanvas>>roundCornersOf:in:during:
FormCanvas(Canvas)>>roundCornersOf:during:
TextMorphForShout(Morph)>>fullDrawOn:
FormCanvas(Canvas)>>fullDraw:
FormCanvas(Canvas)>>fullDrawMorph:
[] in TransformMorph>>drawSubmorphsOn: {[:m | myCanvas fullDrawMorph:
m]}
Array(SequenceableCollection)>>reverseDo:
[] in TransformMorph>>drawSubmorphsOn: {[:myCanvas | submorphs  
reverseDo: [:m | myCanvas fullDrawMorph: m]]}
FormCanvas>>transformBy:clippingTo:during:smoothing:
TransformMorph>>drawSubmorphsOn:
[] in TransformMorph(Morph)>>fullDrawOn: {[(aCanvas isVisible: self
bounds)   ifTrue: [aCanvas drawMorph: self].  self...]}
FormCanvas>>roundCornersOf:in:during:
FormCanvas(Canvas)>>roundCornersOf:during:
TransformMorph(Morph)>>fullDrawOn:
FormCanvas(Canvas)>>fullDraw:
FormCanvas(Canvas)>>fullDrawMorph:
[] in PluggableShoutMorph(Morph)>>drawSubmorphsOn: {[:m | canvas
fullDrawMorph: m]}
Array(SequenceableCollection)>>reverseDo:
[] in PluggableShoutMorph(Morph)>>drawSubmorphsOn: {[:canvas | submorphs
  reverseDo: [:m | canvas fullDrawMorph: m]]}
PluggableShoutMorph(Morph)>>drawSubmorphsOn:
[] in PluggableShoutMorph(Morph)>>fullDrawOn: {[(aCanvas isVisible: self
bounds)   ifTrue: [aCanvas drawMorph: self].  self...]}
FormCanvas>>roundCornersOf:in:during:
FormCanvas(Canvas)>>roundCornersOf:during:
PluggableShoutMorph(Morph)>>fullDrawOn:
FormCanvas(Canvas)>>fullDraw:
FormCanvas(Canvas)>>fullDrawMorph:
[] in AlignmentMorph(Morph)>>drawSubmorphsOn: {[:m | canvas
fullDrawMorph: m]}
Array(SequenceableCollection)>>reverseDo:
[] in AlignmentMorph(Morph)>>drawSubmorphsOn: {[:canvas | submorphs  
reverseDo: [:m | canvas fullDrawMorph: m]]}
...etc...

Ok, I can see you are using Shout from your stack ...