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Attempt to invoke virtual method 'android.view.Surface android.media.ImageReader.getSurface()' on a null object reference
java.lang.NullPointerException: Attempt to invoke virtual method 'android.view.Surface android.media.ImageReader.getSurface()' on a null object reference	at obs.imergency.sprint2.customcamera.internal.Camera2Fragment.captureStillPicture(Camera2Fragment.java:975)	at obs.imergency.sprint2.customcamera.internal.Camera2Fragment.access$600(Camera2Fragment.java:75)	at obs.imergency.sprint2.customcamera.internal.Camera2Fragment$3.process(Camera2Fragment.java:249)	at obs.imergency.sprint2.customcamera.internal.Camera2Fragment$3.onCaptureProgressed(Camera2Fragment.java:283)	at java.lang.reflect.Method.invoke(Native Method)	at android.hardware.camera2.dispatch.InvokeDispatcher.dispatch(InvokeDispatcher.java:39)	at android.hardware.camera2.dispatch.HandlerDispatcher$1.run(HandlerDispatcher.java:65)	at android.os.Handler.handleCallback(Handler.java:751)	at android.os.Handler.dispatchMessage(Handler.java:95)	at android.os.Looper.loop(Looper.java:154)	at android.os.HandlerThread.run(HandlerThread.java:61)