[FLEX-22679] Transition on empty Group component fails with ArgumentError: Error #2015: Invalid BitmapData.

• Type: Bug
• Status: Closed
• Priority: Minor
• Resolution: Fixed
• Affects Version/s: Adobe Flex SDK 4.5 (Release)
• Fix Version/s: Adobe Flex SDK Previous
• Component/s: Effects, Transitions
• Environment: Affected OS(s): Windows; Affected OS(s): Windows XP; Browser: Firefox 3.x; Language Found: English
• Assignee: Adobe JIRA
• Reporter: Adobe JIRA
• Created: 08/Jan/10 00:42
• Updated: 15/Apr/11 15:00
• Resolved: 10/Jan/10 20:40

Description

SDK Build: 4.0.0.13099

Steps to reproduce:
( please refer to attached source)
1. Declare empty Group container.
2. Define two states.
3. Define transition between them, eg. Wipe targetting the container.
4. Change the state.

Actual Results:
"ArgumentError: Error #2015: Invalid BitmapData" is thrown.
at flash.display::BitmapData()
at spark.utils::BitmapUtil$/getRealBounds()[E:\dev\trunk\frameworks\projects\spark\src\spark\utils\BitmapUtil.as:97]
at spark.utils::BitmapUtil$/getRealBounds()[E:\dev\trunk\frameworks\projects\spark\src\spark\utils\BitmapUtil.as:132]
at spark.utils::BitmapUtil$/getRealBounds()[E:\dev\trunk\frameworks\projects\spark\src\spark\utils\BitmapUtil.as:132]
at spark.utils::BitmapUtil$/getRealBounds()[E:\dev\trunk\frameworks\projects\spark\src\spark\utils\BitmapUtil.as:132]
at spark.utils::BitmapUtil$/getRealBounds()[E:\dev\trunk\frameworks\projects\spark\src\spark\utils\BitmapUtil.as:132]
at spark.utils::BitmapUtil$/getRealBounds()[E:\dev\trunk\frameworks\projects\spark\src\spark\utils\BitmapUtil.as:132]
at spark.utils::BitmapUtil$/getRealBounds()[E:\dev\trunk\frameworks\projects\spark\src\spark\utils\BitmapUtil.as:132]
at spark.utils::BitmapUtil$/getRealBounds()[E:\dev\trunk\frameworks\projects\spark\src\spark\utils\BitmapUtil.as:132]
at spark.utils::BitmapUtil$/getRealBounds()[E:\dev\trunk\frameworks\projects\spark\src\spark\utils\BitmapUtil.as:132]
at spark.utils::BitmapUtil$/getSnapshot()[E:\dev\trunk\frameworks\projects\spark\src\spark\utils\BitmapUtil.as:63]
at spark.effects::AnimateTransitionShader/getValueFromTarget()[E:\dev\trunk\frameworks\projects\spark\src\spark\effects\AnimateTransitionShader.as:283]
at mx.effects::Effect/http://www.adobe.com/2006/flex/mx/internal::captureValues()[E:\dev\trunk\frameworks\projects\framework\src\mx\effects\Effect.as:1466]
at mx.effects::Effect/captureStartValues()[E:\dev\trunk\frameworks\projects\framework\src\mx\effects\Effect.as:1368]
at mx.core::UIComponent/commitCurrentState()[E:\dev\trunk\frameworks\projects\framework\src\mx\core\UIComponent.as:9782]
at mx.core::UIComponent/setCurrentState()[E:\dev\trunk\frameworks\projects\framework\src\mx\core\UIComponent.as:9705]
at mx.core::UIComponent/set currentState()[E:\dev\trunk\frameworks\projects\framework\src\mx\core\UIComponent.as:6090]
at EmptyGroupTransition/___EmptyGroupTransition_Button1_click()[C:\dev\workspaces\testProjects\EmptyGroupTransition\src\EmptyGroupTransition.mxml:20]

Expected Results:
Nothing should happen.

Workaround (if any):
Put something that have some size into the group, eg. <s:Label/>