<p>Oh, and if it helps, here is the NS stack trace:</p>
<p>12 May 2018 6:49:05.568884 pm</p>
<p>VM: Mac OS - Smalltalk<br>
Image: Squeak5.1 [latest update: #16548]</p>
<p>SecurityManager state:<br>
Restricted: false<br>
FileAccess: true<br>
SocketAccess: true<br>
Working Dir /Users/gbracha/newspeak/dev/2017-09-05<br>
Trusted Dir /foobar/tooBar/forSqueak/bogus/<br>
Untrusted Dir /Users/gbracha/Library/Preferences/Newspeak/Internet/Untrusted/</p>
<p>NSMethodActivationMirror(Object)>>doesNotUnderstand: #errorReportOn:<br>
Receiver: NSMethodActivationMirror#204875<br>
Arguments and temporary variables:<br>
<<br>
Receiver's instance variables:<br>
lowLevelActivationMirror:       Historian(Object) doesNotUnderstand: #insertErrorHandlingForTrackingAHistorianWhenALocalHistorianWithTheGivenNameAlreadyExists...etc...<br>
threadMirror:   ThreadMirror:thread Refreshing: /Users/gbracha/newspeak/dev/newsp...etc...<br>
senderSlot:     NSMethodActivationMirror#2945733<br>
homeSlot:       NSMethodActivationMirror#3578074</p>
<p>[] in Debugging(Debugging)>>defaultErrorReportFor:<br>
Receiver: Debugging#3890693<br>
Arguments and temporary variables:<br>
<<br>
Receiver's instance variables:<br>
Gradient:       Gradient<code>1278394 RectangleShape: RectangleShape</code>18395<br>
Row:    Row<code>742158 HopscotchImages: HopscotchImages LeafFragment: LeafFragment</code>582535<br>
Subject:        Subject<code>582535 TextEditorFragment: TextEditorFragment</code>1173864<br>
MixinBuilder:   MixinBuilder<code>306537 ObjectMirror: ObjectMirror</code>306537<br>
CodeEditorFragment:     CodeEditorFragment<code>1862673 ExpandableMethodPresenter: ExpandableMethodPresenter</code>2638982<br>
IDEWindow:      IDEWindow<code>1862673 MethodSubject: MethodSubject</code>2638982<br>
NSMethodInheritanceSubject:     NSMethodInheritanceSubject<code>1207680 InitializerMethodSubject: InitializerMethodSubject</code>1207680<br>
OneLineDefinitionTemplate:      OneLineDefinitionTemplate<code>1862673 ProgrammingPresenter: ProgrammingPresenter</code>1862673<br>
ObjectSubject:  ObjectSubject<code>1252258 ExceptionalResultPresenter: ExceptionalResultPresenter</code>1252258<br>
workspaceManager:       Future#4123886<br>
ide:    HopscotchIDE<code>3797369#966687 Color: Color List: MutableArrayList</code>1058316<br>
SqueakDebugger:         Debugger<br>
TextColor:      TextColor<br>
TextEmphasis:   TextEmphasis<br>
UnhandledError:         UnhandledError<br>
Semaphore:      Semaphore<br>
errorReportBlock:       [closure] in Debugging(Debugging)>>initializer<code>usingPlatform:ide:...etc... methodSourceRatio: (8/5) Debugger</code>slot:         Debugger`3890693</p>
<p>String class(SequenceableCollection class)>>new:streamContents:<br>
Receiver: String<br>
Arguments and temporary variables:<br>
newSize:        100<br>
blockWithArg:   [closure] in Debugging(Debugging)>>defaultErrorReportFor:<br>
stream:         a WriteStream<br>
originalContents:       nil<br>
Receiver's instance variables:<br>
superclass:     ArrayedCollection<br>
methodDict:     a MethodDictionary(size 286)<br>
format:         0<br>
instanceVariables:      nil<br>
organization:   ('accessing' byteAt: byteAt:put: byteSize do:toFieldNumber: findAnySubStr:startingAt:...etc...<br>
subclasses:     {ByteString . WideString . Symbol}<br>
name:   #String<br>
classPool:      a Dictionary(#AsciiOrder->#[0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16...etc...<br>
sharedPools:    nil<br>
environment:    Smalltalk<br>
category:       #'Collections-Strings'</p>
<p>String class(SequenceableCollection class)>>streamContents:<br>
Receiver: String<br>
Arguments and temporary variables:<br>
blockWithArg:   [closure] in Debugging(Debugging)>>defaultErrorReportFor:<br>
Receiver's instance variables:<br>
superclass:     ArrayedCollection<br>
methodDict:     a MethodDictionary(size 286)<br>
format:         0<br>
instanceVariables:      nil<br>
organization:   ('accessing' byteAt: byteAt:put: byteSize do:toFieldNumber: findAnySubStr:startingAt:...etc...<br>
subclasses:     {ByteString . WideString . Symbol}<br>
name:   #String<br>
classPool:      a Dictionary(#AsciiOrder->#[0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16...etc...<br>
sharedPools:    nil<br>
environment:    Smalltalk<br>
category:       #'Collections-Strings'</p>
<p>Debugging(Debugging)>>defaultErrorReportFor:<br>
Receiver: Debugging#3890693<br>
Arguments and temporary variables:<br>
<<br>
Receiver's instance variables:<br>
Gradient:       Gradient<code>1278394 RectangleShape: RectangleShape</code>18395<br>
Row:    Row<code>742158 HopscotchImages: HopscotchImages LeafFragment: LeafFragment</code>582535<br>
Subject:        Subject<code>582535 TextEditorFragment: TextEditorFragment</code>1173864<br>
MixinBuilder:   MixinBuilder<code>306537 ObjectMirror: ObjectMirror</code>306537<br>
CodeEditorFragment:     CodeEditorFragment<code>1862673 ExpandableMethodPresenter: ExpandableMethodPresenter</code>2638982<br>
IDEWindow:      IDEWindow<code>1862673 MethodSubject: MethodSubject</code>2638982<br>
NSMethodInheritanceSubject:     NSMethodInheritanceSubject<code>1207680 InitializerMethodSubject: InitializerMethodSubject</code>1207680<br>
OneLineDefinitionTemplate:      OneLineDefinitionTemplate<code>1862673 ProgrammingPresenter: ProgrammingPresenter</code>1862673<br>
ObjectSubject:  ObjectSubject<code>1252258 ExceptionalResultPresenter: ExceptionalResultPresenter</code>1252258<br>
workspaceManager:       Future#4123886<br>
ide:    HopscotchIDE<code>3797369#966687 Color: Color List: MutableArrayList</code>1058316<br>
SqueakDebugger:         Debugger<br>
TextColor:      TextColor<br>
TextEmphasis:   TextEmphasis<br>
UnhandledError:         UnhandledError<br>
Semaphore:      Semaphore<br>
errorReportBlock:       [closure] in Debugging(Debugging)>>initializer<code>usingPlatform:ide:...etc... methodSourceRatio: (8/5) Debugger</code>slot:         Debugger`3890693</p>
<p>[] in Debugging(Debugging)>>initializer<code>usingPlatform:ide: Receiver: Debugging#3890693 Arguments and temporary variables: <<error during printing> Receiver's instance variables: Gradient: Gradient</code>1278394<br>
RectangleShape:         RectangleShape<code>18395 Row: Row</code>742158<br>
HopscotchImages:        HopscotchImages<br>
LeafFragment:   LeafFragment<code>582535 Subject: Subject</code>582535<br>
TextEditorFragment:     TextEditorFragment<code>1173864 MixinBuilder: MixinBuilder</code>306537<br>
ObjectMirror:   ObjectMirror<code>306537 CodeEditorFragment: CodeEditorFragment</code>1862673<br>
ExpandableMethodPresenter:      ExpandableMethodPresenter<code>2638982 IDEWindow: IDEWindow</code>1862673<br>
MethodSubject:  MethodSubject<code>2638982 NSMethodInheritanceSubject: NSMethodInheritanceSubject</code>1207680<br>
InitializerMethodSubject:       InitializerMethodSubject<code>1207680 OneLineDefinitionTemplate: OneLineDefinitionTemplate</code>1862673<br>
ProgrammingPresenter:   ProgrammingPresenter<code>1862673 ObjectSubject: ObjectSubject</code>1252258<br>
ExceptionalResultPresenter:     ExceptionalResultPresenter<code>1252258 workspaceManager: Future#4123886 ide: HopscotchIDE</code>3797369#966687<br>
Color:  Color<br>
List:   MutableArrayList<code>1058316 SqueakDebugger: Debugger TextColor: TextColor TextEmphasis: TextEmphasis UnhandledError: UnhandledError Semaphore: Semaphore errorReportBlock: [closure] in Debugging(Debugging)>>initializer</code>usingPlatform:ide:...etc...<br>
methodSourceRatio:      (8/5)<br>
Debugger<code>slot: Debugger</code>3890693</p>
<p>ThreadSubject<code>3271994(ThreadSubject)>>errorReport Receiver: ThreadSubject</code>3271994#2206047(ThreadMirror:thread Refreshing: /Users/gbracha/newspeak/dev/...etc...<br>
Arguments and temporary variables:<br>
<<br>
Receiver's instance variables:<br>
model:  ThreadMirror:thread Refreshing: /Users/gbracha/newspeak/dev/newspeak<br>
presenterX:     ThreadPresenter<code>3271994#2065745(ThreadSubject</code>3271994#2206047(ThreadMirror:...etc...</p>
<p>[] in ThreadPresenter<code>3271994(ThreadPresenter)>>definitionForErrorReport Receiver: ThreadPresenter</code>3271994#2065745(ThreadSubject<code>3271994#2206047(ThreadMirror:thread Refreshi...etc... Arguments and temporary variables: <<error during printing> Receiver's instance variables: parentX: IDEWindow</code>1862673#182824<br>
visualX:        VerticalViewport<code>742158#2503994 in Frame</code>1084575#3188781<br>
decorators:     nil<br>
subject:        ThreadSubject<code>3271994#2206047(ThreadMirror:thread Refreshing: /Users/g...etc... substanceX: HolderComposer</code>3332090#3231613<br>
noticeHandlerSelectorsX:        nil<br>
activations:    PresenterList<code>582535#1690850 definitionHolder: HolderComposer</code>3332090#3231613<br>
moreLinkHolder:         HolderComposer`3332090#1717904</p>
<p>[] in DisclosureComposer<code>3332090(DisclosureComposer)>>privateExpand Receiver: DisclosureComposer</code>3332090#3431751<br>
Arguments and temporary variables:<br>
<<br>
Receiver's instance variables:<br>
parentX:        ColumnComposer<code>3332090#796329 visualX: Column</code>742158#4085398 in ColumnCell<code>1084575#2539260 size: nil expansibility: ...etc... decorators: nil expandedX: true togglePermission: [closure] in DisclosureComposer</code>3332090(TwoStateComposer)>>initializer<code>new...etc... onAboutToToggle: nil onToggled: nil retainInvisiblePart: nil toggleIconX: ActiveIcon</code>18395#313275 in Anchor<code>1084575#1372959 onUserToggled: nil useExplorerLikeImages: false header: HyperlinkFragment</code>1173864#2469264<br>
bodyDefinition:         [closure] in ThreadPresenter<code>3271994(ThreadPresenter)>>definitionForErrorReport...etc... bodyPresenter: nil contentHolder: Wrapper</code>742158#2487826 in RowCell`1084575#4082965 size: nil expansibility: ...etc...</p>
<p>UndefinedObject>>ifNil:<br>
Receiver: nil<br>
Arguments and temporary variables:<br>
aBlock:         [closure] in DisclosureComposer`3332090(DisclosureComposer)>>privateExpand...etc...<br>
Receiver's instance variables:<br>
nil</p>
<p>DisclosureComposer<code>3332090(DisclosureComposer)>>privateExpand Receiver: DisclosureComposer</code>3332090#3431751<br>
Arguments and temporary variables:<br>
<<br>
Receiver's instance variables:<br>
parentX:        ColumnComposer<code>3332090#796329 visualX: Column</code>742158#4085398 in ColumnCell<code>1084575#2539260 size: nil expansibility: ...etc... decorators: nil expandedX: true togglePermission: [closure] in DisclosureComposer</code>3332090(TwoStateComposer)>>initializer<code>new...etc... onAboutToToggle: nil onToggled: nil retainInvisiblePart: nil toggleIconX: ActiveIcon</code>18395#313275 in Anchor<code>1084575#1372959 onUserToggled: nil useExplorerLikeImages: false header: HyperlinkFragment</code>1173864#2469264<br>
bodyDefinition:         [closure] in ThreadPresenter<code>3271994(ThreadPresenter)>>definitionForErrorReport...etc... bodyPresenter: nil contentHolder: Wrapper</code>742158#2487826 in RowCell`1084575#4082965 size: nil expansibility: ...etc...</p>
<p>DisclosureComposer<code>3332090(TwoStateComposer)>>expanded: Receiver: DisclosureComposer</code>3332090#3431751<br>
Arguments and temporary variables:<br>
<<br>
Receiver's instance variables:<br>
parentX:        ColumnComposer<code>3332090#796329 visualX: Column</code>742158#4085398 in ColumnCell<code>1084575#2539260 size: nil expansibility: ...etc... decorators: nil expandedX: true togglePermission: [closure] in DisclosureComposer</code>3332090(TwoStateComposer)>>initializer<code>new...etc... onAboutToToggle: nil onToggled: nil retainInvisiblePart: nil toggleIconX: ActiveIcon</code>18395#313275 in Anchor<code>1084575#1372959 onUserToggled: nil useExplorerLikeImages: false header: HyperlinkFragment</code>1173864#2469264<br>
bodyDefinition:         [closure] in ThreadPresenter<code>3271994(ThreadPresenter)>>definitionForErrorReport...etc... bodyPresenter: nil contentHolder: Wrapper</code>742158#2487826 in RowCell`1084575#4082965 size: nil expansibility: ...etc...</p>
<p>DisclosureComposer<code>3332090(TwoStateComposer)>>toggle Receiver: DisclosureComposer</code>3332090#3431751<br>
Arguments and temporary variables:<br>
<<br>
Receiver's instance variables:<br>
parentX:        ColumnComposer<code>3332090#796329 visualX: Column</code>742158#4085398 in ColumnCell<code>1084575#2539260 size: nil expansibility: ...etc... decorators: nil expandedX: true togglePermission: [closure] in DisclosureComposer</code>3332090(TwoStateComposer)>>initializer<code>new...etc... onAboutToToggle: nil onToggled: nil retainInvisiblePart: nil toggleIconX: ActiveIcon</code>18395#313275 in Anchor<code>1084575#1372959 onUserToggled: nil useExplorerLikeImages: false header: HyperlinkFragment</code>1173864#2469264<br>
bodyDefinition:         [closure] in ThreadPresenter<code>3271994(ThreadPresenter)>>definitionForErrorReport...etc... bodyPresenter: nil contentHolder: Wrapper</code>742158#2487826 in RowCell`1084575#4082965 size: nil expansibility: ...etc...</p>
<p>DisclosureComposer<code>3332090(TwoStateComposerWithToggleIcon)>>userToggle Receiver: DisclosureComposer</code>3332090#3431751<br>
Arguments and temporary variables:<br>
<<br>
Receiver's instance variables:<br>
parentX:        ColumnComposer<code>3332090#796329 visualX: Column</code>742158#4085398 in ColumnCell<code>1084575#2539260 size: nil expansibility: ...etc... decorators: nil expandedX: true togglePermission: [closure] in DisclosureComposer</code>3332090(TwoStateComposer)>>initializer<code>new...etc... onAboutToToggle: nil onToggled: nil retainInvisiblePart: nil toggleIconX: ActiveIcon</code>18395#313275 in Anchor<code>1084575#1372959 onUserToggled: nil useExplorerLikeImages: false header: HyperlinkFragment</code>1173864#2469264<br>
bodyDefinition:         [closure] in ThreadPresenter<code>3271994(ThreadPresenter)>>definitionForErrorReport...etc... bodyPresenter: nil contentHolder: Wrapper</code>742158#2487826 in RowCell`1084575#4082965 size: nil expansibility: ...etc...</p>
<p>[] in ThreadPresenter<code>3271994(ThreadPresenter)>>definitionForErrorReport Receiver: ThreadPresenter</code>3271994#2065745(ThreadSubject<code>3271994#2206047(ThreadMirror:thread Refreshi...etc... Arguments and temporary variables: <<error during printing> Receiver's instance variables: parentX: IDEWindow</code>1862673#182824<br>
visualX:        VerticalViewport<code>742158#2503994 in Frame</code>1084575#3188781<br>
decorators:     nil<br>
subject:        ThreadSubject<code>3271994#2206047(ThreadMirror:thread Refreshing: /Users/g...etc... substanceX: HolderComposer</code>3332090#3231613<br>
noticeHandlerSelectorsX:        nil<br>
activations:    PresenterList<code>582535#1690850 definitionHolder: HolderComposer</code>3332090#3231613<br>
moreLinkHolder:         HolderComposer`3332090#1717904</p>
<p>[] in Hyperlink<code>18395(Hyperlink)>>doAction Receiver: Hyperlink</code>18395#775106 in RowCell<code>1084575#3906277 size: nil expansibility: 1 compressibility: ...etc... Arguments and temporary variables: <<error during printing> Receiver's instance variables: parent: Row</code>742158#3019387 in ColumnCell<code>1084575#4161172 size: nil expansibility: ...etc... agent: a HyperlinkMorphicAgent owner: nil visibleA: Attribute</code>1278394#1004462 true<br>
duct:   Duct<code>2701957#4127193 of: Hyperlink</code>18395#775106 in RowCell<code>1084575#390627...etc... area: RowCell</code>1084575#3906277 size: nil expansibility: 1 compressibility: 1<br>
boundsH:        MappableHolder<code>1278394#344753 13@0 corner: 937@15 updateLockLevel: 0 currentNaturalExtent: 77@15 textA: Attribute</code>1278394#1943502 #'Error Report'<br>
fontA:  Attribute<code>1278394#3404420 Font</code>1278394#3599731<br>
colorA:         Attribute<code>1278394#2049575 Color black hoverColorA: Attribute</code>1278394#3596232 (Color r: 0.0 g: 0.0 b: 0.9)<br>
downColorA:     Attribute<code>1278394#1962138 (Color r: 0.0 g: 0.0 b: 0.9) underlineNormal: false underlineHover: true action: [closure] in ThreadPresenter</code>3271994(ThreadPresenter)>>definitionForErrorReport...etc...<br>
dragTracker:    nil</p>
<p>BlockClosure>>cull:<br>
Receiver: [closure] in Hyperlink<code>18395(Hyperlink)>>doAction Arguments and temporary variables: firstArg: [closure] in ThreadPresenter</code>3271994(ThreadPresenter)>>definitionForErrorReport...etc...<br>
Receiver's instance variables:<br>
outerContext:   Hyperlink`18395(Hyperlink)>>doAction<br>
startpc:        31<br>
numArgs:        0</p>
<p>BlockClosure(ProtoObject)>>ifNotNil:<br>
Receiver: [closure] in ThreadPresenter<code>3271994(ThreadPresenter)>>definitionForErrorReport Arguments and temporary variables: ifNotNilBlock: [closure] in Hyperlink</code>18395(Hyperlink)>>doAction<br>
Receiver's instance variables:<br>
outerContext:   ThreadPresenter`3271994(ThreadPresenter)>>definitionForErrorReport...etc...<br>
startpc:        71<br>
numArgs:        0</p>
<p>Hyperlink<code>18395(Hyperlink)>>doAction Receiver: Hyperlink</code>18395#775106 in RowCell<code>1084575#3906277 size: nil expansibility: 1 compressibility: ...etc... Arguments and temporary variables: <<error during printing> Receiver's instance variables: parent: Row</code>742158#3019387 in ColumnCell<code>1084575#4161172 size: nil expansibility: ...etc... agent: a HyperlinkMorphicAgent owner: nil visibleA: Attribute</code>1278394#1004462 true<br>
duct:   Duct<code>2701957#4127193 of: Hyperlink</code>18395#775106 in RowCell<code>1084575#390627...etc... area: RowCell</code>1084575#3906277 size: nil expansibility: 1 compressibility: 1<br>
boundsH:        MappableHolder<code>1278394#344753 13@0 corner: 937@15 updateLockLevel: 0 currentNaturalExtent: 77@15 textA: Attribute</code>1278394#1943502 #'Error Report'<br>
fontA:  Attribute<code>1278394#3404420 Font</code>1278394#3599731<br>
colorA:         Attribute<code>1278394#2049575 Color black hoverColorA: Attribute</code>1278394#3596232 (Color r: 0.0 g: 0.0 b: 0.9)<br>
downColorA:     Attribute<code>1278394#1962138 (Color r: 0.0 g: 0.0 b: 0.9) underlineNormal: false underlineHover: true action: [closure] in ThreadPresenter</code>3271994(ThreadPresenter)>>definitionForErrorReport...etc...<br>
dragTracker:    nil</p>
<p>--- The full stack ---<br>
NSMethodActivationMirror(Object)>>doesNotUnderstand: #errorReportOn:<br>
[] in Debugging(Debugging)>>defaultErrorReportFor:<br>
String class(SequenceableCollection class)>>new:streamContents:<br>
String class(SequenceableCollection class)>>streamContents:<br>
Debugging(Debugging)>>defaultErrorReportFor:<br>
[] in Debugging(Debugging)>>initializer<code>usingPlatform:ide: ThreadSubject</code>3271994(ThreadSubject)>>errorReport<br>
[] in ThreadPresenter<code>3271994(ThreadPresenter)>>definitionForErrorReport [] in DisclosureComposer</code>3332090(DisclosureComposer)>>privateExpand<br>
UndefinedObject>>ifNil:<br>
DisclosureComposer<code>3332090(DisclosureComposer)>>privateExpand DisclosureComposer</code>3332090(TwoStateComposer)>>expanded:<br>
DisclosureComposer<code>3332090(TwoStateComposer)>>toggle DisclosureComposer</code>3332090(TwoStateComposerWithToggleIcon)>>userToggle<br>
[] in ThreadPresenter<code>3271994(ThreadPresenter)>>definitionForErrorReport [] in Hyperlink</code>18395(Hyperlink)>>doAction<br>
BlockClosure>>cull:<br>
BlockClosure(ProtoObject)>>ifNotNil:<br>
Hyperlink`18395(Hyperlink)>>doAction</p>
<hr>
<p>HyperlinkMorphicAgent>>respondToMouseUpLeft<br>
BrazilStringMorph>>mouseUp:<br>
BrazilStringMorph(Morph)>>handleMouseUp:<br>
MouseButtonEvent>>sentTo:<br>
BrazilStringMorph(Morph)>>handleEvent:<br>
BrazilStringMorph(Morph)>>handleFocusEvent:<br>
MorphicEventDispatcher>>doHandlingForFocusEvent:with:<br>
MorphicEventDispatcher>>dispatchFocusEvent:with:<br>
BrazilStringMorph(Morph)>>processFocusEvent:using:<br>
BrazilStringMorph(Morph)>>processFocusEvent:<br>
[] in [] in [] in HandMorph>>sendFocusEvent:to:clear:<br>
BlockClosure>>ensure:<br>
MouseButtonEvent(MorphicEvent)>>becomeActiveDuring:<br>
[] in [] in HandMorph>>sendFocusEvent:to:clear:<br>
BlockClosure>>ensure:<br>
HandMorph>>becomeActiveDuring:<br>
[] in HandMorph>>sendFocusEvent:to:clear:<br>
BlockClosure>>ensure:<br>
PasteUpMorph>>becomeActiveDuring:<br>
HandMorph>>sendFocusEvent:to:clear:<br>
HandMorph>>sendEvent:focus:clear:<br>
HandMorph>>sendMouseEvent:<br>
HandMorph>>handleEvent:<br>
HandMorph>>processEvents<br>
[] in WorldState>>doOneCycleNowFor:<br>
Array(SequenceableCollection)>>do:<br>
WorldState>>handsDo:<br>
WorldState>>doOneCycleNowFor:<br>
WorldState>>doOneCycleFor:<br>
PasteUpMorph>>doOneCycle<br>
[] in MorphicProject>>spawnNewProcess<br>
[] in BlockClosure>>newProcess</p>

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[0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16...etc...\r\n\t\tsharedPools: \tnil\r\n\t\tenvironment: \tSmalltalk\r\n\t\tcategory: \t#'Collections-Strings'\r\n\r\nDebugging(Debugging)\u003e\u003edefaultErrorReportFor:\r\n\tReceiver: Debugging#3890693\r\n\tArguments and temporary variables: \r\n\u003c\u003cerror during printing\u003e\r\n\tReceiver's instance variables: \r\n\t\tGradient: \tGradient`1278394\r\n\t\tRectangleShape: \tRectangleShape`18395\r\n\t\tRow: \tRow`742158\r\n\t\tHopscotchImages: \tHopscotchImages\r\n\t\tLeafFragment: \tLeafFragment`582535\r\n\t\tSubject: \tSubject`582535\r\n\t\tTextEditorFragment: \tTextEditorFragment`1173864\r\n\t\tMixinBuilder: \tMixinBuilder`306537\r\n\t\tObjectMirror: \tObjectMirror`306537\r\n\t\tCodeEditorFragment: \tCodeEditorFragment`1862673\r\n\t\tExpandableMethodPresenter: \tExpandableMethodPresenter`2638982\r\n\t\tIDEWindow: \tIDEWindow`1862673\r\n\t\tMethodSubject: \tMethodSubject`2638982\r\n\t\tNSMethodInheritanceSubject: \tNSMethodInheritanceSubject`1207680\r\n\t\tInitializerMethodSubject: \tInitializerMethodSubject`1207680\r\n\t\tOneLineDefinitionTemplate: \tOneLineDefinitionTemplate`1862673\r\n\t\tProgrammingPresenter: \tProgrammingPresenter`1862673\r\n\t\tObjectSubject: \tObjectSubject`1252258\r\n\t\tExceptionalResultPresenter: \tExceptionalResultPresenter`1252258\r\n\t\tworkspaceManager: \tFuture#4123886\r\n\t\tide: \tHopscotchIDE`3797369#966687\r\n\t\tColor: \tColor\r\n\t\tList: \tMutableArrayList`1058316\r\n\t\tSqueakDebugger: \tDebugger\r\n\t\tTextColor: \tTextColor\r\n\t\tTextEmphasis: \tTextEmphasis\r\n\t\tUnhandledError: \tUnhandledError\r\n\t\tSemaphore: \tSemaphore\r\n\t\terrorReportBlock: \t[closure] in Debugging(Debugging)\u003e\u003einitializer`usingPlatform:ide:...etc...\r\n\t\tmethodSourceRatio: \t(8/5)\r\n\t\tDebugger`slot: \tDebugger`3890693\r\n\r\n[] in Debugging(Debugging)\u003e\u003einitializer`usingPlatform:ide:\r\n\tReceiver: Debugging#3890693\r\n\tArguments and temporary variables: \r\n\u003c\u003cerror during printing\u003e\r\n\tReceiver's instance variables: \r\n\t\tGradient: \tGradient`1278394\r\n\t\tRectangleShape: \tRectangleShape`18395\r\n\t\tRow: \tRow`742158\r\n\t\tHopscotchImages: \tHopscotchImages\r\n\t\tLeafFragment: \tLeafFragment`582535\r\n\t\tSubject: \tSubject`582535\r\n\t\tTextEditorFragment: \tTextEditorFragment`1173864\r\n\t\tMixinBuilder: \tMixinBuilder`306537\r\n\t\tObjectMirror: \tObjectMirror`306537\r\n\t\tCodeEditorFragment: \tCodeEditorFragment`1862673\r\n\t\tExpandableMethodPresenter: \tExpandableMethodPresenter`2638982\r\n\t\tIDEWindow: \tIDEWindow`1862673\r\n\t\tMethodSubject: \tMethodSubject`2638982\r\n\t\tNSMethodInheritanceSubject: \tNSMethodInheritanceSubject`1207680\r\n\t\tInitializerMethodSubject: \tInitializerMethodSubject`1207680\r\n\t\tOneLineDefinitionTemplate: \tOneLineDefinitionTemplate`1862673\r\n\t\tProgrammingPresenter: \tProgrammingPresenter`1862673\r\n\t\tObjectSubject: \tObjectSubject`1252258\r\n\t\tExceptionalResultPresenter: \tExceptionalResultPresenter`1252258\r\n\t\tworkspaceManager: \tFuture#4123886\r\n\t\tide: \tHopscotchIDE`3797369#966687\r\n\t\tColor: \tColor\r\n\t\tList: \tMutableArrayList`1058316\r\n\t\tSqueakDebugger: \tDebugger\r\n\t\tTextColor: \tTextColor\r\n\t\tTextEmphasis: \tTextEmphasis\r\n\t\tUnhandledError: \tUnhandledError\r\n\t\tSemaphore: \tSemaphore\r\n\t\terrorReportBlock: \t[closure] in Debugging(Debugging)\u003e\u003einitializer`usingPlatform:ide:...etc...\r\n\t\tmethodSourceRatio: \t(8/5)\r\n\t\tDebugger`slot: \tDebugger`3890693\r\n\r\nThreadSubject`3271994(ThreadSubject)\u003e\u003eerrorReport\r\n\tReceiver: ThreadSubject`3271994#2206047(ThreadMirror:thread Refreshing: /Users/gbracha/newspeak/dev/...etc...\r\n\tArguments and temporary variables: \r\n\u003c\u003cerror during printing\u003e\r\n\tReceiver's instance variables: \r\n\t\tmodel: \tThreadMirror:thread Refreshing: /Users/gbracha/newspeak/dev/newspeak\r\n\t\tpresenterX: \tThreadPresenter`3271994#2065745(ThreadSubject`3271994#2206047(ThreadMirror:...etc...\r\n\r\n[] in ThreadPresenter`3271994(ThreadPresenter)\u003e\u003edefinitionForErrorReport\r\n\tReceiver: ThreadPresenter`3271994#2065745(ThreadSubject`3271994#2206047(ThreadMirror:thread Refreshi...etc...\r\n\tArguments and temporary variables: \r\n\u003c\u003cerror during printing\u003e\r\n\tReceiver's instance variables: \r\n\t\tparentX: \tIDEWindow`1862673#182824\r\n\t\tvisualX: \tVerticalViewport`742158#2503994 in Frame`1084575#3188781\r\n\t\tdecorators: \tnil\r\n\t\tsubject: \tThreadSubject`3271994#2206047(ThreadMirror:thread Refreshing: /Users/g...etc...\r\n\t\tsubstanceX: \tHolderComposer`3332090#3231613\r\n\t\tnoticeHandlerSelectorsX: \tnil\r\n\t\tactivations: \tPresenterList`582535#1690850\r\n\t\tdefinitionHolder: \tHolderComposer`3332090#3231613\r\n\t\tmoreLinkHolder: \tHolderComposer`3332090#1717904\r\n\r\n[] in DisclosureComposer`3332090(DisclosureComposer)\u003e\u003eprivateExpand\r\n\tReceiver: DisclosureComposer`3332090#3431751\r\n\tArguments and temporary variables: \r\n\u003c\u003cerror during printing\u003e\r\n\tReceiver's instance variables: \r\n\t\tparentX: \tColumnComposer`3332090#796329\r\n\t\tvisualX: \tColumn`742158#4085398 in ColumnCell`1084575#2539260 size: nil expansibility: ...etc...\r\n\t\tdecorators: \tnil\r\n\t\texpandedX: \ttrue\r\n\t\ttogglePermission: \t[closure] in DisclosureComposer`3332090(TwoStateComposer)\u003e\u003einitializer`new...etc...\r\n\t\tonAboutToToggle: \tnil\r\n\t\tonToggled: \tnil\r\n\t\tretainInvisiblePart: \tnil\r\n\t\ttoggleIconX: \tActiveIcon`18395#313275 in Anchor`1084575#1372959\r\n\t\tonUserToggled: \tnil\r\n\t\tuseExplorerLikeImages: \tfalse\r\n\t\theader: \tHyperlinkFragment`1173864#2469264\r\n\t\tbodyDefinition: \t[closure] in ThreadPresenter`3271994(ThreadPresenter)\u003e\u003edefinitionForErrorReport...etc...\r\n\t\tbodyPresenter: \tnil\r\n\t\tcontentHolder: \tWrapper`742158#2487826 in RowCell`1084575#4082965 size: nil expansibility: ...etc...\r\n\r\nUndefinedObject\u003e\u003eifNil:\r\n\tReceiver: nil\r\n\tArguments and temporary variables: \r\n\t\taBlock: \t[closure] in DisclosureComposer`3332090(DisclosureComposer)\u003e\u003eprivateExpand...etc...\r\n\tReceiver's instance variables: \r\nnil\r\n\r\nDisclosureComposer`3332090(DisclosureComposer)\u003e\u003eprivateExpand\r\n\tReceiver: DisclosureComposer`3332090#3431751\r\n\tArguments and temporary variables: \r\n\u003c\u003cerror during printing\u003e\r\n\tReceiver's instance variables: \r\n\t\tparentX: \tColumnComposer`3332090#796329\r\n\t\tvisualX: \tColumn`742158#4085398 in ColumnCell`1084575#2539260 size: nil expansibility: ...etc...\r\n\t\tdecorators: \tnil\r\n\t\texpandedX: \ttrue\r\n\t\ttogglePermission: \t[closure] in DisclosureComposer`3332090(TwoStateComposer)\u003e\u003einitializer`new...etc...\r\n\t\tonAboutToToggle: \tnil\r\n\t\tonToggled: \tnil\r\n\t\tretainInvisiblePart: \tnil\r\n\t\ttoggleIconX: \tActiveIcon`18395#313275 in Anchor`1084575#1372959\r\n\t\tonUserToggled: \tnil\r\n\t\tuseExplorerLikeImages: \tfalse\r\n\t\theader: \tHyperlinkFragment`1173864#2469264\r\n\t\tbodyDefinition: \t[closure] in ThreadPresenter`3271994(ThreadPresenter)\u003e\u003edefinitionForErrorReport...etc...\r\n\t\tbodyPresenter: \tnil\r\n\t\tcontentHolder: \tWrapper`742158#2487826 in RowCell`1084575#4082965 size: nil expansibility: ...etc...\r\n\r\nDisclosureComposer`3332090(TwoStateComposer)\u003e\u003eexpanded:\r\n\tReceiver: DisclosureComposer`3332090#3431751\r\n\tArguments and temporary variables: \r\n\u003c\u003cerror during printing\u003e\r\n\tReceiver's instance variables: \r\n\t\tparentX: \tColumnComposer`3332090#796329\r\n\t\tvisualX: \tColumn`742158#4085398 in ColumnCell`1084575#2539260 size: nil expansibility: ...etc...\r\n\t\tdecorators: \tnil\r\n\t\texpandedX: \ttrue\r\n\t\ttogglePermission: \t[closure] in DisclosureComposer`3332090(TwoStateComposer)\u003e\u003einitializer`new...etc...\r\n\t\tonAboutToToggle: \tnil\r\n\t\tonToggled: \tnil\r\n\t\tretainInvisiblePart: \tnil\r\n\t\ttoggleIconX: \tActiveIcon`18395#313275 in Anchor`1084575#1372959\r\n\t\tonUserToggled: \tnil\r\n\t\tuseExplorerLikeImages: \tfalse\r\n\t\theader: \tHyperlinkFragment`1173864#2469264\r\n\t\tbodyDefinition: \t[closure] in ThreadPresenter`3271994(ThreadPresenter)\u003e\u003edefinitionForErrorReport...etc...\r\n\t\tbodyPresenter: \tnil\r\n\t\tcontentHolder: \tWrapper`742158#2487826 in RowCell`1084575#4082965 size: nil expansibility: ...etc...\r\n\r\nDisclosureComposer`3332090(TwoStateComposer)\u003e\u003etoggle\r\n\tReceiver: DisclosureComposer`3332090#3431751\r\n\tArguments and temporary variables: \r\n\u003c\u003cerror during printing\u003e\r\n\tReceiver's instance variables: \r\n\t\tparentX: \tColumnComposer`3332090#796329\r\n\t\tvisualX: \tColumn`742158#4085398 in ColumnCell`1084575#2539260 size: nil expansibility: ...etc...\r\n\t\tdecorators: \tnil\r\n\t\texpandedX: \ttrue\r\n\t\ttogglePermission: \t[closure] in DisclosureComposer`3332090(TwoStateComposer)\u003e\u003einitializer`new...etc...\r\n\t\tonAboutToToggle: \tnil\r\n\t\tonToggled: \tnil\r\n\t\tretainInvisiblePart: \tnil\r\n\t\ttoggleIconX: \tActiveIcon`18395#313275 in Anchor`1084575#1372959\r\n\t\tonUserToggled: \tnil\r\n\t\tuseExplorerLikeImages: \tfalse\r\n\t\theader: \tHyperlinkFragment`1173864#2469264\r\n\t\tbodyDefinition: \t[closure] in ThreadPresenter`3271994(ThreadPresenter)\u003e\u003edefinitionForErrorReport...etc...\r\n\t\tbodyPresenter: \tnil\r\n\t\tcontentHolder: \tWrapper`742158#2487826 in RowCell`1084575#4082965 size: nil expansibility: ...etc...\r\n\r\nDisclosureComposer`3332090(TwoStateComposerWithToggleIcon)\u003e\u003euserToggle\r\n\tReceiver: DisclosureComposer`3332090#3431751\r\n\tArguments and temporary variables: \r\n\u003c\u003cerror during printing\u003e\r\n\tReceiver's instance variables: \r\n\t\tparentX: \tColumnComposer`3332090#796329\r\n\t\tvisualX: \tColumn`742158#4085398 in ColumnCell`1084575#2539260 size: nil expansibility: ...etc...\r\n\t\tdecorators: \tnil\r\n\t\texpandedX: \ttrue\r\n\t\ttogglePermission: \t[closure] in DisclosureComposer`3332090(TwoStateComposer)\u003e\u003einitializer`new...etc...\r\n\t\tonAboutToToggle: \tnil\r\n\t\tonToggled: \tnil\r\n\t\tretainInvisiblePart: \tnil\r\n\t\ttoggleIconX: \tActiveIcon`18395#313275 in Anchor`1084575#1372959\r\n\t\tonUserToggled: \tnil\r\n\t\tuseExplorerLikeImages: \tfalse\r\n\t\theader: \tHyperlinkFragment`1173864#2469264\r\n\t\tbodyDefinition: \t[closure] in ThreadPresenter`3271994(ThreadPresenter)\u003e\u003edefinitionForErrorReport...etc...\r\n\t\tbodyPresenter: \tnil\r\n\t\tcontentHolder: \tWrapper`742158#2487826 in RowCell`1084575#4082965 size: nil expansibility: ...etc...\r\n\r\n[] in ThreadPresenter`3271994(ThreadPresenter)\u003e\u003edefinitionForErrorReport\r\n\tReceiver: ThreadPresenter`3271994#2065745(ThreadSubject`3271994#2206047(ThreadMirror:thread Refreshi...etc...\r\n\tArguments and temporary variables: \r\n\u003c\u003cerror during printing\u003e\r\n\tReceiver's instance variables: \r\n\t\tparentX: \tIDEWindow`1862673#182824\r\n\t\tvisualX: \tVerticalViewport`742158#2503994 in Frame`1084575#3188781\r\n\t\tdecorators: \tnil\r\n\t\tsubject: \tThreadSubject`3271994#2206047(ThreadMirror:thread Refreshing: /Users/g...etc...\r\n\t\tsubstanceX: \tHolderComposer`3332090#3231613\r\n\t\tnoticeHandlerSelectorsX: \tnil\r\n\t\tactivations: \tPresenterList`582535#1690850\r\n\t\tdefinitionHolder: \tHolderComposer`3332090#3231613\r\n\t\tmoreLinkHolder: \tHolderComposer`3332090#1717904\r\n\r\n[] in Hyperlink`18395(Hyperlink)\u003e\u003edoAction\r\n\tReceiver: Hyperlink`18395#775106 in RowCell`1084575#3906277 size: nil expansibility: 1 compressibility: ...etc...\r\n\tArguments and temporary variables: \r\n\u003c\u003cerror during printing\u003e\r\n\tReceiver's instance variables: \r\n\t\tparent: \tRow`742158#3019387 in ColumnCell`1084575#4161172 size: nil expansibility: ...etc...\r\n\t\tagent: \ta HyperlinkMorphicAgent\r\n\t\towner: \tnil\r\n\t\tvisibleA: \tAttribute`1278394#1004462 true\r\n\t\tduct: \tDuct`2701957#4127193 of: Hyperlink`18395#775106 in RowCell`1084575#390627...etc...\r\n\t\tarea: \tRowCell`1084575#3906277 size: nil expansibility: 1 compressibility: 1\r\n\t\tboundsH: \tMappableHolder`1278394#344753 13@0 corner: 937@15\r\n\t\tupdateLockLevel: \t0\r\n\t\tcurrentNaturalExtent: \t77@15\r\n\t\ttextA: \tAttribute`1278394#1943502 #'Error Report'\r\n\t\tfontA: \tAttribute`1278394#3404420 Font`1278394#3599731\r\n\t\tcolorA: \tAttribute`1278394#2049575 Color black\r\n\t\thoverColorA: \tAttribute`1278394#3596232 (Color r: 0.0 g: 0.0 b: 0.9)\r\n\t\tdownColorA: \tAttribute`1278394#1962138 (Color r: 0.0 g: 0.0 b: 0.9)\r\n\t\tunderlineNormal: \tfalse\r\n\t\tunderlineHover: \ttrue\r\n\t\taction: \t[closure] in ThreadPresenter`3271994(ThreadPresenter)\u003e\u003edefinitionForErrorReport...etc...\r\n\t\tdragTracker: \tnil\r\n\r\nBlockClosure\u003e\u003ecull:\r\n\tReceiver: [closure] in Hyperlink`18395(Hyperlink)\u003e\u003edoAction\r\n\tArguments and temporary variables: \r\n\t\tfirstArg: \t[closure] in ThreadPresenter`3271994(ThreadPresenter)\u003e\u003edefinitionForErrorReport...etc...\r\n\tReceiver's instance variables: \r\n\t\touterContext: \tHyperlink`18395(Hyperlink)\u003e\u003edoAction\r\n\t\tstartpc: \t31\r\n\t\tnumArgs: \t0\r\n\r\nBlockClosure(ProtoObject)\u003e\u003eifNotNil:\r\n\tReceiver: [closure] in ThreadPresenter`3271994(ThreadPresenter)\u003e\u003edefinitionForErrorReport\r\n\tArguments and temporary variables: \r\n\t\tifNotNilBlock: \t[closure] in Hyperlink`18395(Hyperlink)\u003e\u003edoAction\r\n\tReceiver's instance variables: \r\n\t\touterContext: \tThreadPresenter`3271994(ThreadPresenter)\u003e\u003edefinitionForErrorReport...etc...\r\n\t\tstartpc: \t71\r\n\t\tnumArgs: \t0\r\n\r\nHyperlink`18395(Hyperlink)\u003e\u003edoAction\r\n\tReceiver: Hyperlink`18395#775106 in RowCell`1084575#3906277 size: nil expansibility: 1 compressibility: ...etc...\r\n\tArguments and temporary variables: \r\n\u003c\u003cerror during printing\u003e\r\n\tReceiver's instance variables: \r\n\t\tparent: \tRow`742158#3019387 in ColumnCell`1084575#4161172 size: nil expansibility: ...etc...\r\n\t\tagent: \ta HyperlinkMorphicAgent\r\n\t\towner: \tnil\r\n\t\tvisibleA: \tAttribute`1278394#1004462 true\r\n\t\tduct: \tDuct`2701957#4127193 of: Hyperlink`18395#775106 in RowCell`1084575#390627...etc...\r\n\t\tarea: \tRowCell`1084575#3906277 size: nil expansibility: 1 compressibility: 1\r\n\t\tboundsH: \tMappableHolder`1278394#344753 13@0 corner: 937@15\r\n\t\tupdateLockLevel: \t0\r\n\t\tcurrentNaturalExtent: \t77@15\r\n\t\ttextA: \tAttribute`1278394#1943502 #'Error Report'\r\n\t\tfontA: \tAttribute`1278394#3404420 Font`1278394#3599731\r\n\t\tcolorA: \tAttribute`1278394#2049575 Color black\r\n\t\thoverColorA: \tAttribute`1278394#3596232 (Color r: 0.0 g: 0.0 b: 0.9)\r\n\t\tdownColorA: \tAttribute`1278394#1962138 (Color r: 0.0 g: 0.0 b: 0.9)\r\n\t\tunderlineNormal: \tfalse\r\n\t\tunderlineHover: \ttrue\r\n\t\taction: \t[closure] in ThreadPresenter`3271994(ThreadPresenter)\u003e\u003edefinitionForErrorReport...etc...\r\n\t\tdragTracker: \tnil\r\n\r\n\r\n--- The full stack ---\r\nNSMethodActivationMirror(Object)\u003e\u003edoesNotUnderstand: #errorReportOn:\r\n[] in Debugging(Debugging)\u003e\u003edefaultErrorReportFor:\r\nString class(SequenceableCollection class)\u003e\u003enew:streamContents:\r\nString class(SequenceableCollection class)\u003e\u003estreamContents:\r\nDebugging(Debugging)\u003e\u003edefaultErrorReportFor:\r\n[] in Debugging(Debugging)\u003e\u003einitializer`usingPlatform:ide:\r\nThreadSubject`3271994(ThreadSubject)\u003e\u003eerrorReport\r\n[] in ThreadPresenter`3271994(ThreadPresenter)\u003e\u003edefinitionForErrorReport\r\n[] in DisclosureComposer`3332090(DisclosureComposer)\u003e\u003eprivateExpand\r\nUndefinedObject\u003e\u003eifNil:\r\nDisclosureComposer`3332090(DisclosureComposer)\u003e\u003eprivateExpand\r\nDisclosureComposer`3332090(TwoStateComposer)\u003e\u003eexpanded:\r\nDisclosureComposer`3332090(TwoStateComposer)\u003e\u003etoggle\r\nDisclosureComposer`3332090(TwoStateComposerWithToggleIcon)\u003e\u003euserToggle\r\n[] in ThreadPresenter`3271994(ThreadPresenter)\u003e\u003edefinitionForErrorReport\r\n[] in Hyperlink`18395(Hyperlink)\u003e\u003edoAction\r\nBlockClosure\u003e\u003ecull:\r\nBlockClosure(ProtoObject)\u003e\u003eifNotNil:\r\nHyperlink`18395(Hyperlink)\u003e\u003edoAction\r\n - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -\r\nHyperlinkMorphicAgent\u003e\u003erespondToMouseUpLeft\r\nBrazilStringMorph\u003e\u003emouseUp:\r\nBrazilStringMorph(Morph)\u003e\u003ehandleMouseUp:\r\nMouseButtonEvent\u003e\u003esentTo:\r\nBrazilStringMorph(Morph)\u003e\u003ehandleEvent:\r\nBrazilStringMorph(Morph)\u003e\u003ehandleFocusEvent:\r\nMorphicEventDispatcher\u003e\u003edoHandlingForFocusEvent:with:\r\nMorphicEventDispatcher\u003e\u003edispatchFocusEvent:with:\r\nBrazilStringMorph(Morph)\u003e\u003eprocessFocusEvent:using:\r\nBrazilStringMorph(Morph)\u003e\u003eprocessFocusEvent:\r\n[] in [] in [] in HandMorph\u003e\u003esendFocusEvent:to:clear:\r\nBlockClosure\u003e\u003eensure:\r\nMouseButtonEvent(MorphicEvent)\u003e\u003ebecomeActiveDuring:\r\n[] in [] in HandMorph\u003e\u003esendFocusEvent:to:clear:\r\nBlockClosure\u003e\u003eensure:\r\nHandMorph\u003e\u003ebecomeActiveDuring:\r\n[] in HandMorph\u003e\u003esendFocusEvent:to:clear:\r\nBlockClosure\u003e\u003eensure:\r\nPasteUpMorph\u003e\u003ebecomeActiveDuring:\r\nHandMorph\u003e\u003esendFocusEvent:to:clear:\r\nHandMorph\u003e\u003esendEvent:focus:clear:\r\nHandMorph\u003e\u003esendMouseEvent:\r\nHandMorph\u003e\u003ehandleEvent:\r\nHandMorph\u003e\u003eprocessEvents\r\n[] in WorldState\u003e\u003edoOneCycleNowFor:\r\nArray(SequenceableCollection)\u003e\u003edo:\r\nWorldState\u003e\u003ehandsDo:\r\nWorldState\u003e\u003edoOneCycleNowFor:\r\nWorldState\u003e\u003edoOneCycleFor:\r\nPasteUpMorph\u003e\u003edoOneCycle\r\n[] in MorphicProject\u003e\u003espawnNewProcess\r\n[] in BlockClosure\u003e\u003enewProcess\r\n"}],"action":{"name":"View Issue","url":"https://github.com/OpenSmalltalk/opensmalltalk-vm/issues/259#issuecomment-388595283"}}}</script>
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