java.lang.NullPointerException: Attempt to invoke interface method 'java.lang.Object java.util.Map.remove(java.lang.Object)' on a null object reference

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    • java.lang.NullPointerException: Attempt to invoke interface method 'java.lang.Object java.util.Map.remove(java.lang.Object)' on a null object reference at com.ihealth.communication.manager.iHealthDevicesManager.b(Unknown Source) at com.ihealth.communication.manager.a.onConnectionStateChange(Unknown Source) at com.ihealth.communication.base.bt.BtCommThread.run(Unknown Source)
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