[Resolvido]Erro ao mudar de state

Olá, bom dia, tenho o seguinte problema, a primeira vez que mudo o state da minha aplicação aparece este erro.

TypeError: Error #1009: Não é possível acessar uma propriedade ou um método de uma referência de objeto nula.

at mx.states::RemoveChild/apply()[E:\dev\3.0.x\frameworks\projects\framework\src\mx\states\RemoveChild.as:130]

at mx.core::UIComponent/applyState()[E:\dev\3.0.x\frameworks\projects\framework\src\mx\core\UIComponent.as:7199]

at mx.core::UIComponent/commitCurrentState()[E:\dev\3.0.x\frameworks\projects\framework\src\mx\core\UIComponent.as:7019]

at mx.core::UIComponent/setCurrentState()[E:\dev\3.0.x\frameworks\projects\framework\src\mx\core\UIComponent.as:6948]

at mx.core::UIComponent/set currentState()[E:\dev\3.0.x\frameworks\projects\framework\src\mx\core\UIComponent.as:4260]

at Main/resultHandler()[C:\Projetos Flex\DLH\src\Main.mxml:47]

at Main/__solicitar_result()[C:\Projetos Flex\DLH\src\Main.mxml:5]

at flash.events::EventDispatcher/dispatchEventFunction()

at flash.events::EventDispatcher/dispatchEvent()

at mx.rpc.http.mxml::HTTPService/http://www.adobe.com/2006/flex/mx/internal::dispatchRpcEvent()[E:\dev\3.0.x\frameworks\projects\rpc\src\mx\rpc\http\mxml\HTTPService.as:275]

at mx.rpc::AbstractInvoker/http://www.adobe.com/2006/flex/mx/internal::resultHandler()[E:\dev\3.0.x\frameworks\projects\rpc\src\mx\rpc\AbstractInvoker.as:191]

at mx.rpc::Responder/result()[E:\dev\3.0.x\frameworks\projects\rpc\src\mx\rpc\Responder.as:41]

at mx.rpc::AsyncRequest/acknowledge()[E:\dev\3.0.x\frameworks\projects\rpc\src\mx\rpc\AsyncRequest.as:74]

at DirectHTTPMessageResponder/completeHandler()[E:\dev\3.0.x\frameworks\projects\rpc\src\mx\messaging\channels\DirectHTTPChannel.as:381]

at flash.events::EventDispatcher/dispatchEventFunction()

at flash.events::EventDispatcher/dispatchEvent()

at flash.net::URLLoader/onComplete()

pelo que entendi d mensagem, isso quer dizer que estou tentando acessar alguma propriedade ou algum componente que ainda não foi criado, mas como posso resolver isso? Isso começo depois qe adicionei varios componentes no state. valeu.