[FLEX-20413] [MarshallPlan] Loading and unloading Spark applications into a SWFLoader causes a RTE when you switch to and from compatibililty mode.

• Type: Bug
• Status: Closed
• Priority: Major
• Resolution: Fixed
• Affects Version/s: Adobe Flex SDK 4.0 (Release)
• Fix Version/s: Adobe Flex SDK Previous
• Component/s: Marshall Plan (Versioning)
• Environment: Affected OS(s): All OS Platforms; Language Found: English
• Assignee: Adobe JIRA
• Reporter: Adobe JIRA
• Created: 30/Jul/09 16:57
• Updated: 15/Apr/11 15:26
• Resolved: 26/Oct/09 14:39

Description

Steps to reproduce:
1. Load the bugfile.
2. Press the button "trusted" to load a trusted child swf (loadForCompatibility=false)
3.Press the button "compatible" to load a compatible child swf (loadForCompatibility=true)
4. Repeat step #2

Actual Results: RTE
TypeError: Error #1034: Type Coercion failed: cannot convert spark.components::Scroller@b28c3c1 to spark.components.Scroller.
at spark.components.supportClasses::SkinnableComponent/findSkinParts()
at spark.components.supportClasses::SkinnableComponent/attachSkin()
at spark.components.supportClasses::SkinnableComponent/validateSkinChange()
at spark.components.supportClasses::SkinnableComponent/createChildren()
at mx.core::UIComponent/initialize()
at mx.core::UIComponent/http://www.adobe.com/2006/flex/mx/internal::childAdded()
at mx.core::UIComponent/addChildAt()
at spark.components::Group/addDisplayObjectToDisplayList()
at spark.components::Group/http://www.adobe.com/2006/flex/mx/internal::elementAdded()
at spark.components::Group/setMXMLContent()
at spark.components::Group/set mxmlContent()
at spark.components::SkinnableContainer/set mxmlContent()
at spark.components::SkinnableContainer/createDeferredContent()
at spark.components::SkinnableContainer/createContentIfNeeded()
at spark.components::SkinnableContainer/createChildren()
at mx.core::UIComponent/initialize()
at spark.components::Application/initialize()
at MP_SparkControls_Child/initialize()
at mx.managers.systemClasses::ChildManager/childAdded()
at mx.managers::SystemManager/initializeTopLevelWindow()
at mx.managers::SystemManager/http://www.adobe.com/2006/flex/mx/internal::kickOff()
at mx.managers::SystemManager/http://www.adobe.com/2006/flex/mx/internal::preloader_completeHandler()
at flash.events::EventDispatcher/dispatchEventFunction()
at flash.events::EventDispatcher/dispatchEvent()
at mx.preloaders::Preloader/timerHandler()
at flash.utils::Timer/_timerDispatch()
at flash.utils::Timer/tick()

Expected Results: no RTE

Workaround (if any):