TypeError: Error #1009: Cannot access a property or method of a null object reference.
	at ru.crazybit.socexp.view.mediators.craft::CraftItemsPanelMediator/removeSignals()[/Users/snt/workspaces/socexp_client/socexp/src/ru/crazybit/socexp/view/mediators/craft/CraftItemsPanelMediator.as:123]
	at ru.crazybit.socexp.view.mediators.craft::CraftItemsPanelMediator/close()[/Users/snt/workspaces/socexp_client/socexp/src/ru/crazybit/socexp/view/mediators/craft/CraftItemsPanelMediator.as:103]
	at ru.crazybit.socexp.view.mediators.common::BasePanelMediator/handler_close()[/Users/snt/workspaces/socexp_client/socexp/src/ru/crazybit/socexp/view/mediators/common/BasePanelMediator.as:86]
	at starling.events::EventDispatcher/invokeEvent()[/Users/snt/workspaces/socexp_client/starling/src/starling/events/EventDispatcher.as:155]
	at starling.events::LoggerEventDispatcher/invokeEvent()[/Users/snt/workspaces/socexp_client/starling/src/starling/events/LoggerEventDispatcher.as:69]
	at starling.events::EventDispatcher/bubbleEvent()[/Users/snt/workspaces/socexp_client/starling/src/starling/events/EventDispatcher.as:188]
	at starling.events::LoggerEventDispatcher/bubbleEvent()[/Users/snt/workspaces/socexp_client/starling/src/starling/events/LoggerEventDispatcher.as:64]
	at starling.events::EventDispatcher/dispatchEvent()[/Users/snt/workspaces/socexp_client/starling/src/starling/events/EventDispatcher.as:125]
	at starling.events::LoggerEventDispatcher/dispatchEvent()[/Users/snt/workspaces/socexp_client/starling/src/starling/events/LoggerEventDispatcher.as:59]
	at starling.events::EventDispatcher/dispatchEventWith()[/Users/snt/workspaces/socexp_client/starling/src/starling/events/EventDispatcher.as:204]
	at ru.crazybit.socexp.view.components.common.panels::GamePanel/dispatchClose()[/Users/snt/workspaces/socexp_client/socexp/src/ru/crazybit/socexp/view/components/common/panels/GamePanel.as:216]
	at ru.crazybit.socexp.view.components.common.panels::GamePanel/handler_closeTriggered()[/Users/snt/workspaces/socexp_client/socexp/src/ru/crazybit/socexp/view/components/common/panels/GamePanel.as:212]
	at starling.events::EventDispatcher/invokeEvent()[/Users/snt/workspaces/socexp_client/starling/src/starling/events/EventDispatcher.as:155]
	at starling.events::LoggerEventDispatcher/invokeEvent()[/Users/snt/workspaces/socexp_client/starling/src/starling/events/LoggerEventDispatcher.as:69]
	at starling.events::EventDispatcher/dispatchEvent()[/Users/snt/workspaces/socexp_client/starling/src/starling/events/EventDispatcher.as:126]
	at starling.events::LoggerEventDispatcher/dispatchEvent()[/Users/snt/workspaces/socexp_client/starling/src/starling/events/LoggerEventDispatcher.as:59]
	at ru.crazybit.socexp.view.components.common.core::SoundButton/dispatchEvent()[/Users/snt/workspaces/socexp_client/socexp/src/ru/crazybit/socexp/view/components/common/core/SoundButton.as:188]
	at starling.events::EventDispatcher/dispatchEventWith()[/Users/snt/workspaces/socexp_client/starling/src/starling/events/EventDispatcher.as:204]
	at feathers.controls::Button/button_touchHandler()[/Users/snt/workspaces/socexp_client/feathers/src/feathers/controls/Button.as:3301]
	at ru.crazybit.socexp.view.components.common.core::SoundButton/button_touchHandler()[/Users/snt/workspaces/socexp_client/socexp/src/ru/crazybit/socexp/view/components/common/core/SoundButton.as:83]
	at starling.events::EventDispatcher/invokeEvent()[/Users/snt/workspaces/socexp_client/starling/src/starling/events/EventDispatcher.as:155]
	at starling.events::LoggerEventDispatcher/invokeEvent()[/Users/snt/workspaces/socexp_client/starling/src/starling/events/LoggerEventDispatcher.as:69]
	at starling.events::TouchEvent/dispatch()[/Users/snt/workspaces/socexp_client/starling/src/starling/events/TouchEvent.as:174]
	at starling.events::Touch/dispatchEvent()[/Users/snt/workspaces/socexp_client/starling/src/starling/events/Touch.as:231]
	at starling.events::TouchProcessor/processTouches()[/Users/snt/workspaces/socexp_client/starling/src/starling/events/TouchProcessor.as:190]
	at starling.events::TouchProcessor/advanceTime()[/Users/snt/workspaces/socexp_client/starling/src/starling/events/TouchProcessor.as:135]
	at starling.core::Starling/advanceTime()[/Users/snt/workspaces/socexp_client/starling/src/starling/core/Starling.as:381]
	at starling.core::Starling/nextFrame()[/Users/snt/workspaces/socexp_client/starling/src/starling/core/Starling.as:371]
	at starling.core::Starling/onEnterFrame()[/Users/snt/workspaces/socexp_client/starling/src/starling/core/Starling.as:570]