https://www.vantagefx.com/webtrader抛出错误:
TypeError: Error #1009: Cannot access a property or method of a null object reference.
at mx.managers::SystemManager/http://www.adobe.com/2006/flex/mx/internal::rawChildren_removeChild()[E:\dev\4.y\frameworks\projects\framework\src\mx\managers\SystemManager.as:2143]
at mx.managers::SystemChildrenList/removeChild()[E:\dev\4.y\frameworks\projects\framework\src\mx\managers\SystemChildrenList.as:163]
at mx.managers::SystemManager/preloader_preloaderDoneHandler()[E:\dev\4.y\frameworks\projects\framework\src\mx\managers\SystemManager.as:2645]
at flash.events::EventDispatcher/dispatchEventFunction()
at flash.events::EventDispatcher/dispatchEvent()
at mx.preloaders::Preloader/displayClassCompleteHandler()[E:\dev\4.y\frameworks\projects\framework\src\mx\preloaders\Preloader.as:582]
at flash.events::EventDispatcher/dispatchEventFunction()
at flash.events::EventDispatcher/dispatchEvent()
at libs.Preloader::XPreloader/endClose()[C:\Users\GerryT\Documents\git_repositories\WebTrader\src\libs\Preloader\XPreloader.as:237]
at libs.Preloader::XPreloader/closeEffectTimer_timer()[C:\Users\GerryT\Documents\git_repositories\WebTrader\src\libs\Preloader\XPreloader.as:251]
at flash.utils::Timer/_timerDispatch()
at flash.utils::Timer/tick()