[FLEX-20906] DefaultButton is set to null in focusInHandler for when clicking on advanceddatagrid cell and is causing RTE

• Type: Bug
• Status: Closed
• Priority: Major
• Resolution: Cannot Reproduce
• Affects Version/s: Adobe Flex SDK 3.4 (Release)
• Component/s: Focus Manager
• Environment: Affected OS(s): Mac; Affected OS(s): Linux RedHat 4; Language Found: English
• Assignee: Adobe JIRA
• Reporter: Adobe JIRA
• Created: 04/Sep/09 10:14
• Updated: 13/Nov/09 17:48
• Resolved: 03/Nov/09 16:13

Description

Steps to reproduce: For AIR APP
1. Create a ADG

<mx:AdvancedDataGrid width="100%" click="checkSelect(event);" id="reportListChoos" dataProvider="

{this.groupingColl}

" height="500">
<mx:columns>

<mx:AdvancedDataGridColumn headerText="Report Name" dataField="reportName"/>
<mx:AdvancedDataGridColumn headerText="Details" dataTipFunction="checkForObject" showDataTips="true" dataField="quickDetails"/>
<mx:AdvancedDataGridColumn headerText="Based on Template" dataField="templateName"/>
<mx:AdvancedDataGridColumn headerText="Print Orientation" dataField="printOrient"/>

</mx:columns>
</mx:AdvancedDataGrid>

2. Populate with Data
3. Click on Row

Actual Results:
TypeError: Error #1009: Cannot access a property or method of a null object reference.
at mx.managers::FocusManager/focusInHandler()[C:\autobuild\galaga\frameworks\projects\framework\src\mx\managers\FocusManager.as:601]
at flash.display::Stage/set focus()
at mx.core::UIComponent/setFocus()[C:\autobuild\galaga\frameworks\projects\framework\src\mx\core\UIComponent.as:6952]
at mx.managers::FocusManager/setFocus()[C:\autobuild\galaga\frameworks\projects\framework\src\mx\managers\FocusManager.as:553]
at mx.managers::FocusManager/mouseDownHandler()[C:\autobuild\galaga\frameworks\projects\framework\src\mx\managers\FocusManager.as:1896]

Expected Results:
no RTE

Workaround (if any):
none right now