Seems like an impossible situation. I don't really see an opportunity for a TypeError in ComboBox's destroyDropDown. I winder if the 11.5 stack doesn't report everything on the stack.
On 2/3/13 6:38 PM, "Justin Mclean" <justinmcl...@gmail.com> wrote: > Hi, > > Wondering if anyone run into this error. I been unable to reproduce it > locally but it seems to do with a drop down combo box in an Advanced data grid > header. > > From FP 11.5 release release stack dump: > > TypeError: Error #1009 > at mx.controls::ComboBox/destroyDropdown() > at mx.controls::ComboBox/removedFromStageHandler() > at > mx.core::UIComponent/http://www.adobe.com/2006/flex/mx/internal::$removeChild(> ) > at mx.core::UIComponent/removeChild() > at mx.core::UIComponent/addChild() > at mx.controls::AdvancedDataGrid/addRendererToContentArea() > at mx.controls::AdvancedDataGrid/createHeaderItems() > at mx.controls::AdvancedDataGrid/createHeaders() > at > mx.controls.advancedDataGridClasses::AdvancedDataGridBase/makeRowsAndColumns() > at mx.controls::AdvancedDataGridBaseEx/makeRowsAndColumns() > at mx.controls::AdvancedDataGrid/makeRowsAndColumns() > at mx.controls.listClasses::AdvancedListBase/makeRowsAndColumnsWithExtraRows() > at mx.controls.listClasses::AdvancedListBase/updateDisplayList() > at mx.controls::AdvancedDataGridBaseEx/updateDisplayList() > at mx.controls::AdvancedDataGrid/updateDisplayList() > at mx.controls.listClasses::AdvancedListBase/validateDisplayList() > at mx.managers::LayoutManager/validateDisplayList() > at mx.managers::LayoutManager/doPhasedInstantiation() > at mx.managers::LayoutManager/validateNow() > at mx.controls::ComboBox/displayDropdown() > at mx.controls::ComboBox/downArrowButton_buttonDownHandler() > at flash.events::EventDispatcher/dispatchEvent() > at mx.core::UIComponent/dispatchEvent() > at > mx.controls::Button/http://www.adobe.com/2006/flex/mx/internal::buttonPressed(> ) > at mx.controls::Button/mouseDownHandler() > at flash.events::EventDispatcher/dispatchEvent() > at mx.core::UIComponent/dispatchEvent() > at mx.managers::SystemManager/mouseEventHandler() > > > Looking at the code: > private function destroyDropdown():void > { > if (inTween) > tween.endTween(); > > displayDropdown(false, null, false); > } > > The obvious fix needs to be a check that the tween is not null: > > private function destroyDropdown():void > { > if (inTween && tween) > tween.endTween(); > > displayDropdown(false, null, false); > } > > Any objectons if I make that change? > > Thanks, > Justin -- Alex Harui Flex SDK Team Adobe Systems, Inc. http://blogs.adobe.com/aharui
