Hello Claus: Some context and update: The error is occurring when I try to save home project of image 3.10.2-7179 (Damien Cassou's web based image).
I have tried with VM versions 3.10.6 (2007) and 3.11.5 (Sep 2009). I do not face this problem in the basic image from squeak.org. Here's the walkback: Subject: [BUG]Trait(Object)>>doesNotUnderstand: #isSystemDefined 26 September 2009 7:48:15 pm VM: Win32 - a SmalltalkImage Image: Squeak3.10.2 [latest update: #7179] SecurityManager state: Restricted: false FileAccess: true SocketAccess: true Working Dir C:\Squeak\MySqueak Trusted Dir C:\Squeak\MySqueak\Prashanth Untrusted Dir C:\My Squeak\Prashanth Trait(Object)>>doesNotUnderstand: #isSystemDefined Receiver: TWriteStreamTest Arguments and temporary variables: aMessage: isSystemDefined Receiver's instance variables: methodDict: a MethodDictionary(#classUnderTest->a CompiledMethod (1905) #emptyS...etc... traitComposition: TPuttableStreamTest + TSequencedStreamTest localSelectors: an IdentitySet() users: an IdentitySet() organization: ('accessing' classUnderTest) ('accessing - defaults' emptyStream ...etc... name: #TWriteStreamTest environment: a SystemDictionary(lots of globals) classTrait: TWriteStreamTest classTrait category: #'CollectionsTests-Streams' ClassOrganizer(BasicClassOrganizer)>>objectForDataStream: Receiver: ('accessing' classUnderTest) ('accessing - defaults' emptyStream streamOnArray streamOnStr...etc... Arguments and temporary variables: refStrm: a ReferenceStream a DummyStream a DummyStream a DummyStream a DummyStr...etc... dp: nil Receiver's instance variables: categoryArray: #(#accessing #'accessing - defaults' #helpers #'tests - accessin...etc... categoryStops: #(1 4 5 10 16) elementArray: #(#classUnderTest #emptyStream #streamOnArray #streamOnString #st...etc... subject: TWriteStreamTest classComment: nil commentStamp: nil ReferenceStream(DataStream)>>nextPut: Receiver: a ReferenceStream a DummyStream a DummyStream a DummyStream a DummyStream a DummyStream a ...etc... Arguments and temporary variables: anObject: ('accessing' classUnderTest) ('accessing - defaults' emptyStream stre...etc... typeID: 9 selector: nil objectToStore: nil Receiver's instance variables: byteStream: a DummyStream a DummyStream a DummyStream a DummyStream a DummyStre...etc... topCall: an Array(a Project(test5) a PasteUpMorph<world>(1622) [world] a Transc...etc... basePos: 47 references: an IdentityDictionary(size 43365) objects: an IdentityDictionary() currentReference: nil fwdRefEnds: an IdentityDictionary() blockers: an IdentityDictionary(#(#(24 24) #(48 48) #(72 72) #(96 96) #(120 120...etc... skipping: an IdentitySet() insideASegment: true Trait(Object)>>storeDataOn: Receiver: TWriteStreamTest Arguments and temporary variables: aDataStream: a ReferenceStream a DummyStream a DummyStream a DummyStream a Dumm...etc... cntInstVars: 9 cntIndexedVars: 0 i: 5 Receiver's instance variables: methodDict: a MethodDictionary(#classUnderTest->a CompiledMethod (1905) #emptyS...etc... traitComposition: TPuttableStreamTest + TSequencedStreamTest localSelectors: an IdentitySet() users: an IdentitySet() organization: ('accessing' classUnderTest) ('accessing - defaults' emptyStream ...etc... name: #TWriteStreamTest environment: a SystemDictionary(lots of globals) classTrait: TWriteStreamTest classTrait category: #'CollectionsTests-Streams' --- The full stack --- Trait(Object)>>doesNotUnderstand: #isSystemDefined ClassOrganizer(BasicClassOrganizer)>>objectForDataStream: ReferenceStream(DataStream)>>nextPut: Trait(Object)>>storeDataOn: - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - ReferenceStream(DataStream)>>writeInstance: ReferenceStream(DataStream)>>nextPut: [] in ReferenceStream(DataStream)>>nextPutAll: {[:each | self nextPut: each]} Array(SequenceableCollection)>>do: ReferenceStream(DataStream)>>nextPutAll: ReferenceStream(DataStream)>>writeArray: ReferenceStream(DataStream)>>nextPut: IdentitySet(Object)>>storeDataOn: ReferenceStream(DataStream)>>writeInstance: ReferenceStream(DataStream)>>nextPut: Trait(Object)>>storeDataOn: ReferenceStream(DataStream)>>writeInstance: ReferenceStream(DataStream)>>nextPut: [] in ReferenceStream(DataStream)>>nextPutAll: {[:each | self nextPut: each]} Array(SequenceableCollection)>>do: ReferenceStream(DataStream)>>nextPutAll: ReferenceStream(DataStream)>>writeArray: ReferenceStream(DataStream)>>nextPut: OrderedCollection(Object)>>storeDataOn: ReferenceStream(DataStream)>>writeInstance: ...etc... On Sat, Sep 26, 2009 at 6:09 PM, Claus Kick <claus_k...@web.de> wrote: > On which object? could you list the last ten contexts from the Debugger? > .. Subbu > > > Could you just post a walkback? > -- Prashanth Hebbar Bangalore
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