What should I do with this error:

RBNamespace new-> MessageNotUnderstood #new

29 July 2006 10:47:30 pm

VM: Win32 - a SmalltalkImage
Image: Squeak3.8 [latest update: #6665]

SecurityManager state:
Restricted: false
FileAccess: true
SocketAccess: true
Working Dir D:\Studies\Project\Squeak3.8-For Learn
Trusted Dir D:\Studies\Project\Squeak3.8-For Learn\Thiyagarajan
Untrusted Dir C:\My Squeak\Thiyagarajan

UndefinedObject(Object)>>error:
	Receiver: nil
	Arguments and temporary variables: 
		aString: 	'This message should be implemented'
	Receiver's instance variables: 
		city: 	nil

UndefinedObject(Object)>>shouldBeImplemented
	Receiver: nil
	Arguments and temporary variables: 

	Receiver's instance variables: 
		city: 	nil

UndefinedObject>>new
	Receiver: nil
	Arguments and temporary variables: 

	Receiver's instance variables: 
		city: 	nil

SmaCCGrammarCompiler>>initialize
	Receiver: a SmaCCGrammarCompiler
	Arguments and temporary variables: 

	Receiver's instance variables: 
		shiftTable: 	nil
		itemSets: 	nil
		startingStateMap: 	nil
		actions: 	nil
		parserClass: 	nil
		parserDefinitionString: 	nil
		scannerCompiler: 	a SmaCCScannerCompiler
		grammar: 	nil
		model: 	nil


--- The full stack ---
UndefinedObject(Object)>>error:
UndefinedObject(Object)>>shouldBeImplemented
UndefinedObject>>new
SmaCCGrammarCompiler>>initialize
 - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
SmaCCGrammarCompiler class>>new
[] in SmaCCParserGenerator>>acceptParserCode:notifying:
{[SmaCCGrammarCompiler new buildScanner: scannerText andParser:
aStringOrATex...]}
BlockContext>>on:do:
SmaCCParserGenerator>>acceptParserCode:notifying:
SmaCCParserGenerator>>verifyParser
SmaCCParserGenerator>>verifySyntax
[] in SmaCCParserGenerator>>compile: {[self verifySyntax   ifFalse: [^
self]]}
BlockContext>>ensure:
CursorWithMask(Cursor)>>showWhile:
SmaCCParserGenerator>>compile:
SmaCCParserGenerator>>compileLALR1
PluggableButtonMorph>>performAction
[] in PluggableButtonMorph>>mouseUp: {[:m | (m containsPoint: evt
cursorPoint)   ifTrue: [m performAction]]}
Array(SequenceableCollection)>>do:
PluggableButtonMorph>>mouseUp:
PluggableButtonMorph(Morph)>>handleMouseUp:
MouseButtonEvent>>sentTo:
PluggableButtonMorph(Morph)>>handleEvent:
PluggableButtonMorph(Morph)>>handleFocusEvent:
[] in HandMorph>>sendFocusEvent:to:clear: {[ActiveHand := self. 
ActiveEvent := anEvent.  result := focusHolder     han...]}
[] in PasteUpMorph>>becomeActiveDuring: {[aBlock value]}
BlockContext>>on:do:
PasteUpMorph>>becomeActiveDuring:
HandMorph>>sendFocusEvent:to:clear:
HandMorph>>sendEvent:focus:clear:
HandMorph>>sendMouseEvent:
HandMorph>>handleEvent:
HandMorph>>processEvents
[] in WorldState>>doOneCycleNowFor: {[:h |  ActiveHand := h.  h
processEvents.  capturingGesture := capturingGest...]}
Array(SequenceableCollection)>>do:
WorldState>>handsDo:
WorldState>>doOneCycleNowFor:
WorldState>>doOneCycleFor:
PasteUpMorph>>doOneCycle
[] in Project class>>spawnNewProcess {[[World doOneCycle.  Processor
yield.  false] whileFalse.  nil]}
[] in BlockContext>>newProcess {[self value.  Processor
terminateActive]}