Opening squeak map in virgin 3.8-6665, VM 3.7.1 Squeak offers to upgrade SM. I select No and get this:

MessageNotUnderstood: UndefinedObject>>select: 3 January 2006 7:42:15 pm

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

SecurityManager state: Restricted: false FileAccess: true SocketAccess: true Working Dir D:\squeak38 Trusted Dir D:\squeak38\Ligita Untrusted Dir C:\My Squeak\Ligita

UndefinedObject(Object)>>doesNotUnderstand: #select: Receiver: nil Arguments and temporary variables: aMessage: select: [] in SMSqueakMap>>categories {[:o | o isCategory]} Receiver's instance variables: nil

SMSqueakMap>>categories Receiver: a SMSqueakMap Arguments and temporary variables: o: nil Receiver's instance variables: packages: nil accounts: nil objects: nil categories: nil dir: 'sm' transactionCounter: 0 firstTransactionNumber: nil daysBacklog: 182 adminPassword: nil installedPackages: a Dictionary(an UUID('26bea8bf-733f-4715-b188-fa6d848984ad')...etc... installCounter: 12 fileCache: a SMFileCache users: nil mutex: nil dirtyList: nil isDirty: false checkpointNumber: 0 silent: nil

SMLoader>>categoryWrapperList Receiver: a SMLoader(2364) Arguments and temporary variables: list: nil first: nil each: nil c1: nil c2: nil any: nil cat: nil Receiver's instance variables: bounds: 0@0 corner: 300@200 owner: nil submorphs: #(an AlignmentMorph(450) a PluggableTextMorph(1744) a SimpleHierarch...etc... fullBounds: nil color: Color white extension: a MorphExtension (3415) [eventHandler = an EventHandler; mouseEnterS...etc... borderWidth: 2 borderColor: #raised model: nil slotName: nil open: false labelString: 'SqueakMap Package Loader (0/0)' stripes: #(a RectangleMorph(3081) a RectangleMorph(606)) label: a StringMorph(508)'SqueakMap Package Loader (0/0)' closeBox: an IconicButton(3677) collapseBox: an IconicButton(3154) activeOnlyOnTop: true paneMorphs: #(a SimpleHierarchicalListMorph(3477) a PluggableTextMorph(1744)) paneRects: nil collapsedFrame: nil fullFrame: 0@0 corner: 300@200 isCollapsed: false menuBox: an IconicButton(2275) mustNotClose: false labelWidgetAllowance: 91 updatablePanes: #() allowReframeHandles: true labelArea: an AlignmentMorph(450) expandBox: an IconicButton(842) squeakMap: a SMSqueakMap packagesList: #() selectedItemWrapper: nil selectedCategoryWrapper: nil filters: an OrderedCollection() categoriesToFilterIds: an OrderedCollection()

SimpleHierarchicalListMorph>>getList Receiver: a SimpleHierarchicalListMorph(1067) Arguments and temporary variables:

Receiver's instance variables: bounds: 0@0 corner: 150@120 owner: nil submorphs: #(a ScrollBar(3661) a TransformMorph(2787)) fullBounds: nil color: Color transparent extension: a MorphExtension (2233) [eventHandler = an EventHandler recipients: ...etc... borderWidth: 1 borderColor: Color black model: a SMLoader(2364) slotName: nil open: false pinSpecs: nil scrollBar: a ScrollBar(3661) scroller: a TransformMorph(2787) retractableScrollBar: false scrollBarOnLeft: false getMenuSelector: #categoriesMenu: getMenuTitleSelector: nil scrollBarHidden: nil hasFocus: false hScrollBar: a ScrollBar(2235) selectedMorph: nil getListSelector: #categoryWrapperList keystrokeActionSelector: nil autoDeselect: true columns: nil sortingSelector: nil getSelectionSelector: #selectedCategoryWrapper setSelectionSelector: #selectedCategoryWrapper: potentialDropMorph: nil lineColor: nil

--- The full stack --- UndefinedObject(Object)>>doesNotUnderstand: #select: SMSqueakMap>>categories SMLoader>>categoryWrapperList SimpleHierarchicalListMorph>>getList - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - SimpleHierarchicalListMorph>>on:list:selected:changeSelected:menu:keystroke: SimpleHierarchicalListMorph class>>on:list:selected:changeSelected:menu:keystroke: SMLoader>>buildMorphicCategoriesList SMLoader>>createWindow SMLoader class>>open TheWorldMenu>>doMenuItem:with: [] in MenuItemMorph>>invokeWithEvent: {[(selArgCount := selector numArgs) = 0 ifTrue: [target perform: selector] ...]} BlockContext>>ensure: CursorWithMask(Cursor)>>showWhile: MenuItemMorph>>invokeWithEvent: MenuItemMorph>>mouseUp: ...etc...

-- Vaidotas Didžbalis