I've tried to use MADateDescription but I've an error when I try to 
click on "choose".
I've the same error with the magritte tutorial...so I give you the stack...
May be something is wrong with my image?
tx Florent.


------------------------------------------------------------------------

MessageNotUnderstood: Week>>do:
2 September 2006 10:01:33 am

VM: Win32 - a SmalltalkImage
Image: Squeak3.9gamma [latest update: #7055]

SecurityManager state:
Restricted: false
FileAccess: true
SocketAccess: true
Working Dir D:\esia\AOOA\SQ\Squeak3.9g-7055
Trusted Dir D:\esia\AOOA\SQ\Squeak3.9g-7055\florent
Untrusted Dir C:\My Squeak\florent

Week(Object)>>doesNotUnderstand: #do:
     Receiver: a Week starting: 2006-08-27T00:00:00+00:00
     Arguments and temporary variables:
         aMessage:     do: [] in WAMiniCalendar>>renderRowForWeek:on: 
{[:ea | self renderCel...etc...
     Receiver's instance variables:
         start:     2006-08-27T00:00:00+00:00
         duration:     7:00:00:00

[] in WAMiniCalendar>>renderRowForWeek:on: {[aWeek   do: [:ea | self 
renderCellForDate: ea on: html]]}
     Arguments and temporary variables:
         aWeek:     a Week starting: 2006-08-27T00:00:00+00:00
         html:     a WAHtmlRenderer
         ea:     nil

BlockContext>>renderOn:
     Receiver: [] in WAMiniCalendar>>renderRowForWeek:on: {[aWeek   do: 
[:ea | self renderCellForDate: ea...etc...
     Arguments and temporary variables:
         aRenderer:     a WAHtmlRenderer
     Receiver's instance variables:
         sender:     BlockContext>>renderOn:
         pc:     40
         stackp:     0
         nargs:     0
         startpc:     27
         home:     WAMiniCalendar>>renderRowForWeek:on:

WAHtmlRenderer(WAAbstractHtmlBuilder)>>render:
     Receiver: a WAHtmlRenderer
     Arguments and temporary variables:
         anObject:     [] in WAMiniCalendar>>renderRowForWeek:on: 
{[aWeek   do: [:ea | self ...etc...
     Receiver's instance variables:
         attributeBuffer:     nil
         context:     a WARenderingContext
         callbacks:     a WACallbackRegistry
         shortcutBuffer:     nil


--- The full stack ---
Week(Object)>>doesNotUnderstand: #do:
[] in WAMiniCalendar>>renderRowForWeek:on: {[aWeek   do: [:ea | self 
renderCellForDate: ea on: html]]}
BlockContext>>renderOn:
WAHtmlRenderer(WAAbstractHtmlBuilder)>>render:
  - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
WAHtmlRenderer(WAAbstractHtmlBuilder)>>tag:do:
WAHtmlRenderer(WAAbstractHtmlBuilder)>>tableRow:
WAMiniCalendar>>renderRowForWeek:on:
[] in WAMiniCalendar>>renderContentOn: {[:week | self renderRowForWeek: 
week on: html]}
Month(Timespan)>>do:with:when:
Month(Timespan)>>do:with:
Month(Timespan)>>weeksDo:
[] in WAMiniCalendar>>renderContentOn: {[html cssClass: 'calendarTitle'; 
      tableRow: [self weekDays     do: [:ea ...]}
BlockContext>>renderOn:
WAHtmlRenderer(WAAbstractHtmlBuilder)>>render:
WAHtmlRenderer(WAAbstractHtmlBuilder)>>tag:do:
WAHtmlRenderer(WAAbstractHtmlBuilder)>>table:
[] in WAMiniCalendar>>renderContentOn: {[html   spanClass: 
'calendarCaption'   with: [self renderMonthHeadingOn: htm...]}
BlockContext>>renderOn:
WAHtmlRenderer(WAAbstractHtmlBuilder)>>render:
WAHtmlRenderer(WAAbstractHtmlBuilder)>>tag:do:
WAHtmlRenderer(WAAbstractHtmlBuilder)>>div:
WAHtmlRenderer(WAAbstractHtmlBuilder)>>divClass:with:
WAMiniCalendar>>renderContentOn:
WAMiniCalendar(WAPresenter)>>renderWithContext:
[] in WAMessageDecoration(WADecoration)>>renderOwnerOn: {[:owner | owner 
renderWithContext: html context]}
WAMiniCalendar(Object)>>ifNotNilDo:
WAMessageDecoration(WADecoration)>>renderOwnerOn:
WAMessageDecoration>>renderContentOn:
WAMessageDecoration(WAPresenter)>>renderWithContext:
[] in WAAnswerHandler(WAPresenter)>>renderContentOn: {[:ea | ea 
renderWithContext: aRenderer context]}
WAAnswerHandler(WADecoration)>>nextPresentersDo:
WAAnswerHandler(WAPresenter)>>renderContentOn:
WAAnswerHandler(WAPresenter)>>renderWithContext:
[] in WADelegation(WAPresenter)>>renderContentOn: {[:ea | ea 
renderWithContext: aRenderer context]}
WAMiniCalendar(WAComponent)>>decorationChainDo:
WADelegation>>nextPresentersDo:
WADelegation(WAPresenter)>>renderContentOn:
WADelegation(WAPresenter)>>renderWithContext:
[] in MAContainerComponent(WAComponent)>>renderOn: {[:each | each 
renderWithContext: aRenderer context]}
MAContainerComponent(WAComponent)>>decorationChainDo:
MAContainerComponent(WAComponent)>>renderOn:
WAHtmlRenderer(WAAbstractHtmlBuilder)>>render:
MAPersonEditor>>renderContentOn:
MAPersonEditor(WAPresenter)>>renderWithContext:
[] in MAPersonEditor(WAComponent)>>renderOn: {[:each | each 
renderWithContext: aRenderer context]}
MAPersonEditor(WAComponent)>>decorationChainDo:
MAPersonEditor(WAComponent)>>renderOn:
WARenderCanvas>>render:
[] in WAToolFrame>>renderChildOn: {[html render: contents]}
Time class>>millisecondsToRun:
...etc...