Camera Runtime Exception

[androidqasim]

I am getting this exception from my Google Developer Console. Is I am the only one who is facing this issue

java.lang.RuntimeException:
at android.hardware.Camera. (Camera.java:584)
at android.hardware.Camera.open (Camera.java:397)
at info.androidhive.barcode.camera.CameraSource.createCamera (CameraSource.java:749)
at info.androidhive.barcode.camera.CameraSource.start (CameraSource.java:378)
at info.androidhive.barcode.camera.CameraSourcePreview.startIfReady (CameraSourcePreview.java:91)
at info.androidhive.barcode.camera.CameraSourcePreview.access$200 (CameraSourcePreview.java:33)
at info.androidhive.barcode.camera.CameraSourcePreview$SurfaceCallback.surfaceCreated (CameraSourcePreview.java:114)
at android.view.SurfaceView.updateWindow (SurfaceView.java:675)
at android.view.SurfaceView$3.onPreDraw (SurfaceView.java:185)
at android.view.ViewTreeObserver.dispatchOnPreDraw (ViewTreeObserver.java:944)
at android.view.ViewRootImpl.performTraversals (ViewRootImpl.java:2050)
at android.view.ViewRootImpl.doTraversal (ViewRootImpl.java:1117)
at android.view.ViewRootImpl$TraversalRunnable.run (ViewRootImpl.java:6184)
at android.view.Choreographer$CallbackRecord.run (Choreographer.java:773)
at android.view.Choreographer.doCallbacks (Choreographer.java:586)
at android.view.Choreographer.doFrame (Choreographer.java:556)
at android.view.Choreographer$FrameDisplayEventReceiver.run (Choreographer.java:759)
at android.os.Handler.handleCallback (Handler.java:739)
at android.os.Handler.dispatchMessage (Handler.java:95)
at android.os.Looper.loop (Looper.java:135)
at android.app.ActivityThread.main (ActivityThread.java:5421)
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:914)
at com.android.internal.os.ZygoteInit.main (ZygoteInit.java:707)

[jitarun]

Im also getting same exception.