while setting flask

[sonumyupchar]

Fatal Exception: java.lang.RuntimeException: getParameters failed (empty parameters)
at android.hardware.Camera.native_getParameters(Camera.java)
at android.hardware.Camera.getParameters(Camera.java:2148)
at me.dm7.barcodescanner.core.CameraUtils.isFlashSupported(CameraUtils.java:47)
at me.dm7.barcodescanner.core.BarcodeScannerView.setFlash(BarcodeScannerView.java:251)
at me.dm7.barcodescanner.core.BarcodeScannerView.setupCameraPreview(BarcodeScannerView.java:188)
at me.dm7.barcodescanner.core.CameraHandlerThread$1$1.run(CameraHandlerThread.java:31)
at android.os.Handler.handleCallback(Handler.java:790)
at android.os.Handler.dispatchMessage(Handler.java:99)
at android.os.Looper.loop(Looper.java:198)
at android.app.ActivityThread.main(ActivityThread.java:7069)
at java.lang.reflect.Method.invoke(Method.java)
at com.android.internal.os.RuntimeInit$MethodAndArgsCaller.run(RuntimeInit.java:523)
at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:841)