java.lang.NullPointerException

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    • java.lang.NullPointerException: Attempt to invoke virtual method 'int android.graphics.Bitmap.getWidth()' on a null object reference at android.graphics.Bitmap.createScaledBitmap(Bitmap.java:658) at wear.trombettonj.prova2.AnalogWatchface$Engine.onSurfaceChanged(AnalogWatchface.java:126) at android.service.wallpaper.WallpaperService$Engine.updateSurface(WallpaperService.java:770) at android.service.wallpaper.WallpaperService$Engine.attach(WallpaperService.java:878) at android.service.wallpaper.WallpaperService$IWallpaperEngineWrapper.executeMessage(WallpaperService.java:1165) at com.android.internal.os.HandlerCaller$MyHandler.handleMessage(HandlerCaller.java:37) at android.os.Handler.dispatchMessage(Handler.java:102) at android.os.Looper.loop(Looper.java:154) at android.app.ActivityThread.main(ActivityThread.java:5974) at java.lang.reflect.Method.invoke(Native Method) at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:801) at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:691)

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