TypeError: Error #1009: Cannot access a property or method of a null object reference.
	at views.windows.viral_quest::ViralQuestMediator/checkCompleted()
	at flashlibs.utils::Dispatcher/dispatch()
	at flashlibs.framework.common.handlers::Progress/finishProcess()
	at social::CheckGroupsCommand/listener()
	at flashlibs.utils::Dispatcher/dispatch()
	at social::SocialModuleMediator/groupComplete()
	at org.puremvc.as3.multicore.patterns.observer::Observer/notifyObserver()
	at org.puremvc.as3.multicore.core::View/notifyObserver()
	at org.puremvc.as3.multicore.core::View/notifyObservers()
	at org.puremvc.as3.multicore.patterns.facade::Facade/sendNotification()
	at social.controllerApi.commands::GroupsCommand/onGroups()
	at ru.evast.integration::SocialController/onGotUserGroups()
	at flash.events::EventDispatcher/dispatchEventFunction()
	at flash.events::EventDispatcher/dispatchEvent()
	at ru.evast.integration.connectors::BaseConnector/onGotUserGroups()
	at Function/http://adobe.com/AS3/2006/builtin::apply()
	at flash.external::ExternalInterface$/_callIn()
	at Function/<anonymous>()