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https://issues.apache.org/jira/browse/FLEX-24157?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Cyrill Zadra updated FLEX-24157:
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Attachment: DataGridToolTipBug.fxp
Steps to reproduce.
1) Click on Refresh Button
2) Move mouse over datagrid to show tooltip.
Sometimes it throws an error.. but mostly not.
TypeError: Error #1009: Cannot access a property or method of a null object
reference.
at
mx.managers::ToolTipManagerImpl/http://www.adobe.com/2006/flex/mx/internal::createTip()[E:\dev\4.y\frameworks\projects\framework\src\mx\managers\ToolTipManagerImpl.as:931]
at
mx.managers::ToolTipManagerImpl/http://www.adobe.com/2006/flex/mx/internal::showTimer_timerHandler()[E:\dev\4.y\frameworks\projects\framework\src\mx\managers\ToolTipManagerImpl.as:1618]
at flash.utils::Timer/_timerDispatch()
at flash.utils::Timer/tick()
> RTE - ToolTipManagerImpl - hideTip(), createTip(), positionTip() - when
> getSystemManager() is called with a non-IUIComponent.
> -----------------------------------------------------------------------------------------------------------------------------
>
> Key: FLEX-24157
> URL: https://issues.apache.org/jira/browse/FLEX-24157
> Project: Apache Flex
> Issue Type: Bug
> Components: Tooltip Manager
> Affects Versions: Adobe Flex SDK 3.5 (Release), Adobe Flex SDK 4.6
> (Release)
> Environment: Affected OS(s): All OS Platforms
> Language Found: English
> Reporter: Adobe JIRA
> Priority: Minor
> Attachments: DataGridToolTipBug.fxp, ToolTipManagerImpl.as
>
>
> Steps to reproduce:
> 1. When hideTip(), createTip() or positionTip() are called on a
> non-UIComponent. This can happen with item renderers based on UITextField.
> (AdvancedDataGrid, DataGrid, List, etc.)
>
> Actual Results:
> Potential Run-Time error locations.
> Lines: 1012, 1056, 1103
>
> Expected Results:
> No runtime error.
>
> Workaround (if any):
> See attached file.
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