TypeError: Error #1009: Cannot access a property or method of a null object reference.
	at flashlibs.framework.render.compositions::BuildCompositionCommand/prepareIncludedResources()
	at flashlibs.utils::Dispatcher/dispatch()
	at flashlibs.framework.common.handlers::Progress/finishProcess()
	at flashlibs.framework.render.controller.getTextureGroup::CreateDefinitionCommand/contentExists()
	at flashlibs.framework.render.controller.getTextureGroup::CreateDefinitionCommand/onLoadingComplete()
	at flashlibs.utils::Dispatcher/dispatch()
	at flashlibs.framework.common.handlers::Progress/finishProcess()
	at flashlibs.framework.data.loading::ContentRequestCommand/finish()
	at flashlibs.framework.data.loading::ContentRequestCommand/checkConnectionResult()
	at flashlibs.utils::Dispatcher/dispatch()
	at flashlibs.framework.common.handlers::Progress/finishProcess()
	at flashlibs.framework.data.loading::CheckConnectionCommand/connectionExist()
	at flash.events::EventDispatcher/dispatchEventFunction()
	at flash.events::EventDispatcher/dispatchEvent()
	at flash.net::URLLoader/onComplete()