This is strange I did not get the time to look at it but I got a deep recursion in MC which stressed the low space and ended up in this crash Stef ------------------------------------------------------------ THERE_BE_DRAGONS_HERE MessageNotUnderstood: LinkedList>>offList 23 December 2009 8:56:10 pm VM: Mac OS - intel - 1062 - Squeak3.8.1 of '28 Aug 2006' [latest update: #6747] Squeak VM 4.2.2b1 Image: PharoCore1.1ALPHA [Latest update: #11112] SecurityManager state: Restricted: false FileAccess: true SocketAccess: true Working Dir /Users/ducasse/Workspace/FirstCircle/ActiveResearch/Pharo/Pharo Trusted Dir /foobar/tooBar/forSqueak/bogus Untrusted Dir /Users/ducasse/Library/Preferences/Squeak/Internet/My Squeak LinkedList(Object)>>doesNotUnderstand: #offList Receiver: a LinkedList() Arguments and temporary variables: aMessage: offList exception: MessageNotUnderstood: LinkedList>>offList resumeValue: nil Receiver's instance variables: firstLink: nil lastLink: nil Project class>>interruptName:preemptedProcess: Receiver: Project Arguments and temporary variables: labelString: 'Space is low' theInterruptedProcess: a Process in ByteString(Object)>>shallowCopy preemptedProcess: a Process in ByteString(Object)>>shallowCopy projectProcess: a Process in ByteString(Object)>>shallowCopy Receiver's instance variables: superclass: Model methodDict: a MethodDictionary(#changeSet->(Project>>#changeSet "a CompiledMeth...etc... format: 170 instanceVariables: #('world' 'changeSet' 'transcript' 'parentProject' 'previous...etc... organization: ('*Polymorph-Widgets' createTaskbarIfNecessary moveCollapsedWindo...etc... subclasses: nil name: #Project classPool: a Dictionary(#AllProjects->an OrderedCollection(a Project) #CurrentP...etc... sharedPools: nil environment: Smalltalk category: #'System-Support' traitComposition: {} localSelectors: nil SystemDictionary>>lowSpaceWatcher Receiver: Smalltalk Arguments and temporary variables: free: nil preemptedProcess: a Process in ByteString(Object)>>shallowCopy Receiver's instance variables: tally: 1817 array: an Array(nil nil nil #SystemSettingBrowser->SystemSettingBrowser #EFontB...etc... cachedClassNames: nil [] in SystemDictionary>>installLowSpaceWatcher Receiver: Smalltalk Arguments and temporary variables: Receiver's instance variables: tally: 1817 array: an Array(nil nil nil #SystemSettingBrowser->SystemSettingBrowser #EFontB...etc... cachedClassNames: nil [] in BlockClosure>>newProcess Receiver: [closure] in SystemDictionary>>installLowSpaceWatcher Arguments and temporary variables: Receiver's instance variables: outerContext: SystemDictionary>>installLowSpaceWatcher startpc: 65 numArgs: 0 --- The full stack --- LinkedList(Object)>>doesNotUnderstand: #offList Project class>>interruptName:preemptedProcess: SystemDictionary>>lowSpaceWatcher [] in SystemDictionary>>installLowSpaceWatcher [] in BlockClosure>>newProcess ------------------------------------------------------------ THERE_BE_DRAGONS_HERE User Interrupt 23 December 2009 8:56:19 pm VM: Mac OS - intel - 1062 - Squeak3.8.1 of '28 Aug 2006' [latest update: #6747] Squeak VM 4.2.2b1 Image: PharoCore1.1ALPHA [Latest update: #11112] SecurityManager state: Restricted: false FileAccess: true SocketAccess: true Working Dir /Users/ducasse/Workspace/FirstCircle/ActiveResearch/Pharo/Pharo Trusted Dir /foobar/tooBar/forSqueak/bogus Untrusted Dir /Users/ducasse/Library/Preferences/Squeak/Internet/My Squeak ByteString(Object)>>shallowCopy Receiver: 'Collections-Sequenceable' Arguments and temporary variables: class: nil newObject: nil index: nil Receiver's instance variables: 'Collections-Sequenceable' ByteString(Object)>>copy Receiver: 'Collections-Sequenceable' Arguments and temporary variables: Receiver's instance variables: 'Collections-Sequenceable' ByteString(String)>>asLowercase Receiver: 'Collections-Sequenceable' Arguments and temporary variables: Receiver's instance variables: 'Collections-Sequenceable' MCPackage>>hash Receiver: a MCPackage(Collections-Sequenceable) Arguments and temporary variables: Receiver's instance variables: name: 'Collections-Sequenceable' Dictionary>>scanFor: Receiver: a Dictionary(size 103) Arguments and temporary variables: anObject: a MCPackage(Collections-Sequenceable) element: nil start: nil finish: 234 index: nil index: nil indexLimiT: nil Receiver's instance variables: tally: 103 array: an Array(nil nil nil nil a MCPackage(Tests)->a MCWorkingCopy(Tests) nil ...etc... Dictionary(Set)>>findElementOrNil: Receiver: a Dictionary(size 103) Arguments and temporary variables: anObject: a MCPackage(Collections-Sequenceable) index: nil Receiver's instance variables: tally: 103 array: an Array(nil nil nil nil a MCPackage(Tests)->a MCWorkingCopy(Tests) nil ...etc... Dictionary>>at:ifAbsent: Receiver: a Dictionary(size 103) Arguments and temporary variables: key: a MCPackage(Collections-Sequenceable) aBlock: [closure] in MCWorkingCopy class(MCPackageManager class)>>forPackage: assoc: nil Receiver's instance variables: tally: 103 array: an Array(nil nil nil nil a MCPackage(Tests)->a MCWorkingCopy(Tests) nil ...etc... MCWorkingCopy class(MCPackageManager class)>>forPackage: Receiver: MCWorkingCopy Arguments and temporary variables: aPackage: a MCPackage(Collections-Sequenceable) Receiver's instance variables: superclass: MCPackageManager methodDict: a MethodDictionary(#adopt:->(MCWorkingCopy>>#adopt: "a CompiledMeth...etc... format: 144 instanceVariables: #('versionInfo' 'ancestry' 'counter' 'repositoryGroup' 'requ...etc... organization: ('*scriptloader' theCachedRepository) ('accessing' ancestors ance...etc... subclasses: nil name: #MCWorkingCopy classPool: nil sharedPools: nil environment: Smalltalk category: #'Monticello-Versioning' traitComposition: nil localSelectors: nil registry: a Dictionary(size 103) MCPackage>>workingCopy Receiver: a MCPackage(Collections-Sequenceable) Arguments and temporary variables: Receiver's instance variables: name: 'Collections-Sequenceable' [] in MCWorkingCopy>>needsSaving Receiver: a MCWorkingCopy(SLICE-SortBlock) Arguments and temporary variables: ea: a MCPackage(Collections-Sequenceable) Receiver's instance variables: package: a MCPackage(SLICE-SortBlock) modified: false versionInfo: nil ancestry: a MCWorkingAncestry counter: 2 repositoryGroup: a MCRepositoryGroup requiredPackages: an OrderedCollection(a MCPackage(Collections-Sequenceable) a ...etc... [] in OrderedCollection(Collection)>>anySatisfy: Receiver: an OrderedCollection(a MCPackage(Collections-Sequenceable) a MCPackage(SLICE-SortBlock)) Arguments and temporary variables: aBlock: a MCPackage(Collections-Sequenceable) each: [closure] in MCWorkingCopy>>needsSaving Receiver's instance variables: array: an Array(nil nil a MCPackage(Collections-Sequenceable) a MCPackage(SLICE...etc... firstIndex: 3 lastIndex: 4 OrderedCollection>>do: Receiver: an OrderedCollection(a MCPackage(Collections-Sequenceable) a MCPackage(SLICE-SortBlock)) Arguments and temporary variables: aBlock: [closure] in OrderedCollection(Collection)>>anySatisfy: index: 3 Receiver's instance variables: array: an Array(nil nil a MCPackage(Collections-Sequenceable) a MCPackage(SLICE...etc... firstIndex: 3 lastIndex: 4 OrderedCollection(Collection)>>anySatisfy: Receiver: an OrderedCollection(a MCPackage(Collections-Sequenceable) a MCPackage(SLICE-SortBlock)) Arguments and temporary variables: aBlock: [closure] in MCWorkingCopy>>needsSaving Receiver's instance variables: array: an Array(nil nil a MCPackage(Collections-Sequenceable) a MCPackage(SLICE...etc... firstIndex: 3 lastIndex: 4 MCWorkingCopy>>needsSaving Receiver: a MCWorkingCopy(SLICE-SortBlock) Arguments and temporary variables: Receiver's instance variables: package: a MCPackage(SLICE-SortBlock) modified: false versionInfo: nil ancestry: a MCWorkingAncestry counter: 2 repositoryGroup: a MCRepositoryGroup requiredPackages: an OrderedCollection(a MCPackage(Collections-Sequenceable) a ...etc... [] in MCWorkingCopy>>needsSaving Receiver: a MCWorkingCopy(SLICE-SortBlock) Arguments and temporary variables: ea: a MCPackage(SLICE-SortBlock) Receiver's instance variables: package: a MCPackage(SLICE-SortBlock) modified: false versionInfo: nil ancestry: a MCWorkingAncestry counter: 2 repositoryGroup: a MCRepositoryGroup requiredPackages: an OrderedCollection(a MCPackage(Collections-Sequenceable) a ...etc... [] in OrderedCollection(Collection)>>anySatisfy: Receiver: an OrderedCollection(a MCPackage(Collections-Sequenceable) a MCPackage(SLICE-SortBlock)) Arguments and temporary variables: aBlock: a MCPackage(SLICE-SortBlock) each: [closure] in MCWorkingCopy>>needsSaving Receiver's instance variables: array: an Array(nil nil a MCPackage(Collections-Sequenceable) a MCPackage(SLICE...etc... firstIndex: 3 lastIndex: 4 OrderedCollection>>do: Receiver: an OrderedCollection(a MCPackage(Collections-Sequenceable) a MCPackage(SLICE-SortBlock)) Arguments and temporary variables: aBlock: [closure] in OrderedCollection(Collection)>>anySatisfy: index: 4 Receiver's instance variables: array: an Array(nil nil a MCPackage(Collections-Sequenceable) a MCPackage(SLICE...etc... firstIndex: 3 lastIndex: 4 OrderedCollection(Collection)>>anySatisfy: Receiver: an OrderedCollection(a MCPackage(Collections-Sequenceable) a MCPackage(SLICE-SortBlock)) Arguments and temporary variables: aBlock: [closure] in MCWorkingCopy>>needsSaving Receiver's instance variables: array: an Array(nil nil a MCPackage(Collections-Sequenceable) a MCPackage(SLICE...etc... firstIndex: 3 lastIndex: 4 MCWorkingCopy>>needsSaving Receiver: a MCWorkingCopy(SLICE-SortBlock) Arguments and temporary variables: Receiver's instance variables: package: a MCPackage(SLICE-SortBlock) modified: false versionInfo: nil ancestry: a MCWorkingAncestry counter: 2 repositoryGroup: a MCRepositoryGroup requiredPackages: an OrderedCollection(a MCPackage(Collections-Sequenceable) a ...etc... [] in MCWorkingCopy>>needsSaving Receiver: a MCWorkingCopy(SLICE-SortBlock) Arguments and temporary variables: ea: a MCPackage(SLICE-SortBlock) Receiver's instance variables: package: a MCPackage(SLICE-SortBlock) modified: false versionInfo: nil ancestry: a MCWorkingAncestry counter: 2 repositoryGroup: a MCRepositoryGroup requiredPackages: an OrderedCollection(a MCPackage(Collections-Sequenceable) a ...etc... [] in OrderedCollection(Collection)>>anySatisfy: Receiver: an OrderedCollection(a MCPackage(Collections-Sequenceable) a MCPackage(SLICE-SortBlock)) Arguments and temporary variables: aBlock: a MCPackage(SLICE-SortBlock) each: [closure] in MCWorkingCopy>>needsSaving Receiver's instance variables: array: an Array(nil nil a MCPackage(Collections-Sequenceable) a MCPackage(SLICE...etc... firstIndex: 3 lastIndex: 4 OrderedCollection>>do: Receiver: an OrderedCollection(a MCPackage(Collections-Sequenceable) a MCPackage(SLICE-SortBlock)) Arguments and temporary variables: aBlock: [closure] in OrderedCollection(Collection)>>anySatisfy: index: 4 Receiver's instance variables: array: an Array(nil nil a MCPackage(Collections-Sequenceable) a MCPackage(SLICE...etc... firstIndex: 3 lastIndex: 4 OrderedCollection(Collection)>>anySatisfy: Receiver: an OrderedCollection(a MCPackage(Collections-Sequenceable) a MCPackage(SLICE-SortBlock)) Arguments and temporary variables: aBlock: [closure] in MCWorkingCopy>>needsSaving Receiver's instance variables: array: an Array(nil nil a MCPackage(Collections-Sequenceable) a MCPackage(SLICE...etc... firstIndex: 3 lastIndex: 4 MCWorkingCopy>>needsSaving Receiver: a MCWorkingCopy(SLICE-SortBlock) Arguments and temporary variables: Receiver's instance variables: package: a MCPackage(SLICE-SortBlock) modified: false versionInfo: nil ancestry: a MCWorkingAncestry counter: 2 repositoryGroup: a MCRepositoryGroup requiredPackages: an OrderedCollection(a MCPackage(Collections-Sequenceable) a ...etc... [] in MCWorkingCopy>>needsSaving Receiver: a MCWorkingCopy(SLICE-SortBlock) Arguments and temporary variables: ea: a MCPackage(SLICE-SortBlock) Receiver's instance variables: package: a MCPackage(SLICE-SortBlock) modified: false versionInfo: nil ancestry: a MCWorkingAncestry counter: 2 repositoryGroup: a MCRepositoryGroup requiredPackages: an OrderedCollection(a MCPackage(Collections-Sequenceable) a ...etc... [] in OrderedCollection(Collection)>>anySatisfy: Receiver: an OrderedCollection(a MCPackage(Collections-Sequenceable) a MCPackage(SLICE-SortBlock)) Arguments and temporary variables: aBlock: a MCPackage(SLICE-SortBlock) each: [closure] in MCWorkingCopy>>needsSaving Receiver's instance variables: array: an Array(nil nil a MCPackage(Collections-Sequenceable) a MCPackage(SLICE...etc... firstIndex: 3 lastIndex: 4 OrderedCollection>>do: Receiver: an OrderedCollection(a MCPackage(Collections-Sequenceable) a MCPackage(SLICE-SortBlock)) Arguments and temporary variables: aBlock: [closure] in OrderedCollection(Collection)>>anySatisfy: index: 4 Receiver's instance variables: array: an Array(nil nil a MCPackage(Collections-Sequenceable) a MCPackage(SLICE...etc... firstIndex: 3 lastIndex: 4 OrderedCollection(Collection)>>anySatisfy: Receiver: an OrderedCollection(a MCPackage(Collections-Sequenceable) a MCPackage(SLICE-SortBlock)) Arguments and temporary variables: aBlock: [closure] in MCWorkingCopy>>needsSaving Receiver's instance variables: array: an Array(nil nil a MCPackage(Collections-Sequenceable) a MCPackage(SLICE...etc... firstIndex: 3 lastIndex: 4 MCWorkingCopy>>needsSaving Receiver: a MCWorkingCopy(SLICE-SortBlock) Arguments and temporary variables: Receiver's instance variables: package: a MCPackage(SLICE-SortBlock) modified: false versionInfo: nil ancestry: a MCWorkingAncestry counter: 2 repositoryGroup: a MCRepositoryGroup requiredPackages: an OrderedCollection(a MCPackage(Collections-Sequenceable) a ...etc... [] in MCWorkingCopy>>needsSaving Receiver: a MCWorkingCopy(SLICE-SortBlock) Arguments and temporary variables: ea: a MCPackage(SLICE-SortBlock) Receiver's instance variables: package: a MCPackage(SLICE-SortBlock) modified: false versionInfo: nil ancestry: a MCWorkingAncestry counter: 2 repositoryGroup: a MCRepositoryGroup requiredPackages: an OrderedCollection(a MCPackage(Collections-Sequenceable) a ...etc... [] in OrderedCollection(Collection)>>anySatisfy: Receiver: an OrderedCollection(a MCPackage(Collections-Sequenceable) a MCPackage(SLICE-SortBlock)) Arguments and temporary variables: aBlock: a MCPackage(SLICE-SortBlock) each: [closure] in MCWorkingCopy>>needsSaving Receiver's instance variables: array: an Array(nil nil a MCPackage(Collections-Sequenceable) a MCPackage(SLICE...etc... firstIndex: 3 lastIndex: 4 OrderedCollection>>do: Receiver: an OrderedCollection(a MCPackage(Collections-Sequenceable) a MCPackage(SLICE-SortBlock)) Arguments and temporary variables: aBlock: [closure] in OrderedCollection(Collection)>>anySatisfy: index: 4 Receiver's instance variables: array: an Array(nil nil a MCPackage(Collections-Sequenceable) a MCPackage(SLICE...etc... firstIndex: 3 lastIndex: 4 OrderedCollection(Collection)>>anySatisfy: Receiver: an OrderedCollection(a MCPackage(Collections-Sequenceable) a MCPackage(SLICE-SortBlock)) Arguments and temporary variables: aBlock: [closure] in MCWorkingCopy>>needsSaving Receiver's instance variables: array: an Array(nil nil a MCPackage(Collections-Sequenceable) a MCPackage(SLICE...etc... firstIndex: 3 lastIndex: 4 MCWorkingCopy>>needsSaving Receiver: a MCWorkingCopy(SLICE-SortBlock) Arguments and temporary variables: Receiver's instance variables: package: a MCPackage(SLICE-SortBlock) modified: false versionInfo: nil ancestry: a MCWorkingAncestry counter: 2 repositoryGroup: a MCRepositoryGroup requiredPackages: an OrderedCollection(a MCPackage(Collections-Sequenceable) a ...etc... [] in MCWorkingCopy>>needsSaving Receiver: a MCWorkingCopy(SLICE-SortBlock) Arguments and temporary variables: ea: a MCPackage(SLICE-SortBlock) Receiver's instance variables: package: a MCPackage(SLICE-SortBlock) modified: false versionInfo: nil ancestry: a MCWorkingAncestry counter: 2 repositoryGroup: a MCRepositoryGroup requiredPackages: an OrderedCollection(a MCPackage(Collections-Sequenceable) a ...etc... [] in OrderedCollection(Collection)>>anySatisfy: Receiver: an OrderedCollection(a MCPackage(Collections-Sequenceable) a MCPackage(SLICE-SortBlock)) Arguments and temporary variables: aBlock: a MCPackage(SLICE-SortBlock) each: [closure] in MCWorkingCopy>>needsSaving Receiver's instance variables: array: an Array(nil nil a MCPackage(Collections-Sequenceable) a MCPackage(SLICE...etc... firstIndex: 3 lastIndex: 4 OrderedCollection>>do: Receiver: an OrderedCollection(a MCPackage(Collections-Sequenceable) a MCPackage(SLICE-SortBlock)) Arguments and temporary variables: aBlock: [closure] in OrderedCollection(Collection)>>anySatisfy: index: 4 Receiver's instance variables: array: an Array(nil nil a MCPackage(Collections-Sequenceable) a MCPackage(SLICE...etc... firstIndex: 3 lastIndex: 4 OrderedCollection(Collection)>>anySatisfy: Receiver: an OrderedCollection(a MCPackage(Collections-Sequenceable) a MCPackage(SLICE-SortBlock)) Arguments and temporary variables: aBlock: [closure] in MCWorkingCopy>>needsSaving Receiver's instance variables: array: an Array(nil nil a MCPackage(Collections-Sequenceable) a MCPackage(SLICE...etc... firstIndex: 3 lastIndex: 4 MCWorkingCopy>>needsSaving Receiver: a MCWorkingCopy(SLICE-SortBlock) Arguments and temporary variables: Receiver's instance variables: package: a MCPackage(SLICE-SortBlock) modified: false versionInfo: nil ancestry: a MCWorkingAncestry counter: 2 repositoryGroup: a MCRepositoryGroup requiredPackages: an OrderedCollection(a MCPackage(Collections-Sequenceable) a ...etc... --- The full stack --- ByteString(Object)>>shallowCopy ByteString(Object)>>copy ByteString(String)>>asLowercase MCPackage>>hash Dictionary>>scanFor: Dictionary(Set)>>findElementOrNil: Dictionary>>at:ifAbsent: MCWorkingCopy class(MCPackageManager class)>>forPackage: MCPackage>>workingCopy [] in MCWorkingCopy>>needsSaving [] in OrderedCollection(Collection)>>anySatisfy: OrderedCollection>>do: OrderedCollection(Collection)>>anySatisfy: MCWorkingCopy>>needsSaving [] in MCWorkingCopy>>needsSaving [] in OrderedCollection(Collection)>>anySatisfy: OrderedCollection>>do: OrderedCollection(Collection)>>anySatisfy: MCWorkingCopy>>needsSaving [] in MCWorkingCopy>>needsSaving [] in OrderedCollection(Collection)>>anySatisfy: OrderedCollection>>do: OrderedCollection(Collection)>>anySatisfy: MCWorkingCopy>>needsSaving [] in MCWorkingCopy>>needsSaving [] in OrderedCollection(Collection)>>anySatisfy: OrderedCollection>>do: OrderedCollection(Collection)>>anySatisfy: MCWorkingCopy>>needsSaving [] in MCWorkingCopy>>needsSaving [] in OrderedCollection(Collection)>>anySatisfy: OrderedCollection>>do: OrderedCollection(Collection)>>anySatisfy: MCWorkingCopy>>needsSaving [] in MCWorkingCopy>>needsSaving [] in OrderedCollection(Collection)>>anySatisfy: OrderedCollection>>do: OrderedCollection(Collection)>>anySatisfy: MCWorkingCopy>>needsSaving - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - [] in MCWorkingCopy>>needsSaving 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MCWorkingCopy>>needsSaving [] in MCWorkingCopy>>needsSaving [] in OrderedCollection(Collection)>>anySatisfy: OrderedCollection>>do: OrderedCollection(Collection)>>anySatisfy: MCWorkingCopy>>needsSaving [] in MCWorkingCopy>>needsSaving [] in OrderedCollection(Collection)>>anySatisfy: OrderedCollection>>do: OrderedCollection(Collection)>>anySatisfy: MCWorkingCopy>>needsSaving [] in MCWorkingCopy>>needsSaving [] in OrderedCollection(Collection)>>anySatisfy: OrderedCollection>>do: OrderedCollection(Collection)>>anySatisfy: MCWorkingCopy>>needsSaving [] in MCWorkingCopy>>needsSaving [] in OrderedCollection(Collection)>>anySatisfy: OrderedCollection>>do: OrderedCollection(Collection)>>anySatisfy: MCWorkingCopy>>needsSaving [] in MCWorkingCopy>>needsSaving [] in OrderedCollection(Collection)>>anySatisfy: OrderedCollection>>do: OrderedCollection(Collection)>>anySatisfy: MCWorkingCopy>>needsSaving [] in MCWorkingCopy>>needsSaving [] in OrderedCollection(Collection)>>anySatisfy: OrderedCollection>>do: OrderedCollection(Collection)>>anySatisfy: MCWorkingCopy>>needsSaving [] in MCWorkingCopy>>needsSaving [] in OrderedCollection(Collection)>>anySatisfy: OrderedCollection>>do: OrderedCollection(Collection)>>anySatisfy: MCWorkingCopy>>needsSaving [] in MCWorkingCopy>>needsSaving [] in OrderedCollection(Collection)>>anySatisfy: OrderedCollection>>do: OrderedCollection(Collection)>>anySatisfy: MCWorkingCopy>>needsSaving [] in MCWorkingCopy>>needsSaving [] in OrderedCollection(Collection)>>anySatisfy: OrderedCollection>>do: OrderedCollection(Collection)>>anySatisfy: MCWorkingCopy>>needsSaving [] in MCWorkingCopy>>needsSaving [] in OrderedCollection(Collection)>>anySatisfy: -- and more not shown --------------------------------------------------------------