FATAL EXCEPTION: main
                                                                                   Process: apps.marcofalanga.com.remotecarbt, PID: 26186
                                                                                   java.lang.RuntimeException: Unable to start activity ComponentInfo{apps.marcofalanga.com.remotecarbt/apps.marcofalanga.com.remotecarbt.ListViewBT}: java.lang.NullPointerException: Attempt to invoke virtual method 'void java.io.OutputStream.write(byte[])' on a null object reference
                                                                                       at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:3119)
                                                                                       at android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:3218)
                                                                                       at android.app.ActivityThread.access$1000(ActivityThread.java:198)
                                                                                       at android.app.ActivityThread$H.handleMessage(ActivityThread.java:1676)
                                                                                       at android.os.Handler.dispatchMessage(Handler.java:102)
                                                                                       at android.os.Looper.loop(Looper.java:145)
                                                                                       at android.app.ActivityThread.main(ActivityThread.java:6837)
                                                                                       at java.lang.reflect.Method.invoke(Native Method)
                                                                                       at java.lang.reflect.Method.invoke(Method.java:372)
                                                                                       at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:1404)
                                                                                       at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:1199)
                                                                                    Caused by: java.lang.NullPointerException: Attempt to invoke virtual method 'void java.io.OutputStream.write(byte[])' on a null object reference
                                                                                       at apps.marcofalanga.com.remotecarbt.ListViewBT.write(ListViewBT.java:66)
                                                                                       at apps.marcofalanga.com.remotecarbt.ListViewBT.onCreate(ListViewBT.java:34)
                                                                                       at android.app.Activity.performCreate(Activity.java:6500)
                                                                                       at android.app.Instrumentation.callActivityOnCreate(Instrumentation.java:1120)
                                                                                       at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:3072)
                                                                                       at android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:3218)
                                                                                       at android.app.ActivityThread.access$1000(ActivityThread.java:198)
                                                                                       at android.app.ActivityThread$H.handleMessage(ActivityThread.java:1676)
                                                                                       at android.os.Handler.dispatchMessage(Handler.java:102)
                                                                                       at android.os.Looper.loop(Looper.java:145)
                                                                                       at android.app.ActivityThread.main(ActivityThread.java:6837)
                                                                                       at java.lang.reflect.Method.invoke(Native Method)
                                                                                       at java.lang.reflect.Method.invoke(Method.java:372)
                                                                                       at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:1404)
                                                                                       at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:1199)