Getting Null Pointer Exception in Xamarin.Forms(Android). Please Suggest..

Java.Lang.NullPointerException:
at at System.Runtime.ExceptionServices.ExceptionDispatchInfo.Throw ()
at at System.Runtime.CompilerServices.AsyncMethodBuilderCore.m__0 (object)
at Android.App.SyncContext/c__AnonStorey0.<>m__0 () [0x00000] in /Users/builder/data/lanes/1780/3518c4ce/source/monodroid/src/Mono.Android/src/Android.App/SyncContext.cs:18
at Java.Lang.Thread/RunnableImplementor.Run () [0x0000b] in /Users/builder/data/lanes/1780/3518c4ce/source/monodroid/src/Mono.Android/src/Java.Lang/Thread.cs:36
at Java.Lang.IRunnableInvoker.n_Run (intptr,intptr) [0x00009] in /Users/builder/data/lanes/1780/3518c4ce/source/monodroid/src/Mono.Android/platforms/android-21/src/generated/Java.Lang.IRunnable.cs:71
at at (wrapper dynamic-method) object.cbfdcd41-ca8a-4dcb-97ef-9808c18335c1 (intptr,intptr)
at --- End of managed exception stack trace ---
at java.lang.NullPointerException
at at android.view.ViewConfiguration.get(ViewConfiguration.java:334)
at at android.view.View.(View.java:3448)
at at android.view.ViewGroup.(ViewGroup.java:459)
at at com.xamarin.forms.platform.android.FormsViewGroup.(FormsViewGroup.java:12)
at at md5530bd51e982e6e7b340b73e88efe666e.VisualElementRenderer_1.(VisualElementRenderer_1.java:38)
at at md5530bd51e982e6e7b340b73e88efe666e.RendererFactory_DefaultRenderer.(RendererFactory_DefaultRenderer.java:35)
at at md5530bd51e982e6e7b340b73e88efe666e.InnerGestureListener.n_onSingleTapUp(Native Method)
at at md5530bd51e982e6e7b340b73e88efe666e.InnerGestureListener.onSingleTapUp(InnerGestureListener.java:78)
at at android.view.GestureDetector.onTouchEvent(GestureDetector.java:595)
at at md5530bd51e982e6e7b340b73e88efe666e.VisualElementRenderer_1.n_onTouch(Native Method)
at at md5530bd51e982e6e7b340b73e88efe666e.VisualElementRenderer_1.onTouch(VisualElementRenderer_1.java:54)
at at android.view.View.dispatchTouchEvent(View.java:7701)
at at android.view.ViewGroup.dispatchTransformedTouchEvent(ViewGroup.java:2210)
at at android.view.ViewGroup.dispatchTouchEvent(ViewGroup.java:1945)
at at android.view.ViewGroup.dispatchTransformedTouchEvent(ViewGroup.java:2216)
at at android.view.ViewGroup.dispatchTouchEvent(ViewGroup.java:1959)
at at android.view.ViewGroup.dispatchTransformedTouchEvent(ViewGroup.java:2216)
at at android.view.ViewGroup.dispatchTouchEvent(ViewGroup.java:1959)
at at android.view.ViewGroup.dispatchTransformedTouchEvent(ViewGroup.java:2216)
at at android.view.ViewGroup.dispatchTouchEvent(ViewGroup.java:1959)
at at android.view.ViewGroup.dispatchTransformedTouchEvent(ViewGroup.java:2216)
at at android.view.ViewGroup.dispatchTouchEvent(ViewGroup.java:1959)
at at android.view.ViewGroup.dispatchTransformedTouchEvent(ViewGroup.java:2216)
at at android.view.ViewGroup.dispatchTouchEvent(ViewGroup.java:1959)
at at android.view.ViewGroup.dispatchTransformedTouchEvent(ViewGroup.java:2216)
at at android.view.ViewGroup.dispatchTouchEvent(ViewGroup.java:1959)
at at md5530bd51e982e6e7b340b73e88efe666e.PlatformRenderer.n_dispatchTouchEvent(Native Method)
at at md5530bd51e982e6e7b340b73e88efe666e.PlatformRenderer.dispatchTouchEvent(PlatformRenderer.java:70)
at at android.view.ViewGroup.dispatchTransformedTouchEvent(ViewGroup.java:2216)
at at android.view.ViewGroup.dispatchTouchEvent(ViewGroup.java:1959)
at at android.view.ViewGroup.dispatchTransformedTouchEvent(ViewGroup.java:2216)
at at android.view.ViewGroup.dispatchTouchEvent(ViewGroup.java:1959)
at at android.view.ViewGroup.dispatchTransformedTouchEvent(ViewGroup.java:2216)
at at android.view.ViewGroup.dispatchTouchEvent(ViewGroup.java:1959)
at at android.view.ViewGroup.dispatchTransformedTouchEvent(ViewGroup.java:2216)
at at android.view.ViewGroup.dispatchTouchEvent(ViewGroup.java:1959)
at at com.android.internal.policy.impl.PhoneWindow$DecorView.superDispatchTouchEvent(PhoneWindow.java:2071)
at at com.android.internal.policy.impl.PhoneWindow.superDispatchTouchEvent(PhoneWindow.java:1518)
at at android.app.Activity.dispatchTouchEvent(Activity.java:2458)
at at com.android.internal.policy.impl.PhoneWindow$DecorView.dispatchTouchEvent(PhoneWindow.java:2019)
at at android.view.View.dispatchPointerEvent(View.java:7886)
at at android.view.ViewRootImpl$ViewPostImeInputStage.processPointerEvent(ViewRootImpl.java:3958)
at at android.view.ViewRootImpl$ViewPostImeInputStage.onProcess(ViewRootImpl.java:3837)
at at android.view.ViewRootImpl$InputStage.deliver(ViewRootImpl.java:3403)
at at android.view.ViewRootImpl$InputStage.onDeliverToNext(ViewRootImpl.java:3453)
at at android.view.ViewRootImpl$InputStage.forward(ViewRootImpl.java:3422)
at at android.view.ViewRootImpl$AsyncInputStage.forward(ViewRootImpl.java:3529)
at at android.view.ViewRootImpl$InputStage.apply(ViewRootImpl.java:3430)
at at android.view.ViewRootImpl$AsyncInputStage.apply(ViewRootImpl.java:3586)
at at android.view.ViewRootImpl$InputStage.deliver(ViewRootImpl.java:3403)
at at android.view.ViewRootImpl$InputStage.onDeliverToNext(ViewRootImpl.java:3453)
at at android.view.ViewRootImpl$InputStage.forward(ViewRootImpl.java:3422)
at at android.view.ViewRootImpl$InputStage.apply(ViewRootImpl.java:3430)
at at android.view.ViewRootImpl$InputStage.deliver(ViewRootImpl.java:3403)
at at android.view.ViewRootImpl.deliverInputEvent(ViewRootImpl.java:5606)
at at android.view.ViewRootImpl.doProcessInputEvents(ViewRootImpl.java:5586)
at at android.view.ViewRootImpl.enqueueInputEvent(ViewRootImpl.java:5557)
at at android.view.ViewRootImpl$WindowInputEventReceiver.onInputEvent(ViewRootImpl.java:5686)
at at android.view.InputEventReceiver.dispatchInputEvent(InputEventReceiver.java:185)
at at android.os.MessageQueue.nativePollOnce(Native Method)
at at android.os.MessageQueue.next(MessageQueue.java:138)
at at android.os.Looper.loop(Looper.java:131)
at at android.app.ActivityThread.main(ActivityThread.java:5061)
at at java.lang.reflect.Method.invokeNative(Native Method)
at at java.lang.reflect.Method.invoke(Method.java:515)
at at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:787)
at at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:603)
at at dalvik.system.NativeStart.main(Native Method)