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Crash on Chart when zooming on it with two fingers

Hello:

I've developed an app on xamarin that it has a simple line chart with two series. It works fine except when you try to zoom with two fingers, this action crash the app with the following exception.

Java.Lang.ArrayIndexOutOfBoundsException: length=1; index=1
  at --- End of managed Java.Lang.ArrayIndexOutOfBoundsException stack trace ---
  at java.lang.ArrayIndexOutOfBoundsException: length=1; index=1
  at at android.support.v4.widget.ViewDragHelper.saveLastMotion(ViewDragHelper.java:849)
  at at android.support.v4.widget.ViewDragHelper.shouldInterceptTouchEvent(ViewDragHelper.java:1057)
  at at android.support.v4.widget.DrawerLayout.onInterceptTouchEvent(DrawerLayout.java:1434)
  at at android.view.ViewGroup.dispatchTouchEvent(ViewGroup.java:2109)
  at at android.view.ViewGroup.dispatchTransformedTouchEvent(ViewGroup.java:2554)
  at at android.view.ViewGroup.dispatchTouchEvent(ViewGroup.java:2255)
  at at android.view.ViewGroup.dispatchTransformedTouchEvent(ViewGroup.java:2554)
  at at android.view.ViewGroup.dispatchTouchEvent(ViewGroup.java:2255)
  at at android.view.ViewGroup.dispatchTransformedTouchEvent(ViewGroup.java:2554)
  at at android.view.ViewGroup.dispatchTouchEvent(ViewGroup.java:2255)
  at at android.view.ViewGroup.dispatchTransformedTouchEvent(ViewGroup.java:2554)
  at at android.view.ViewGroup.dispatchTouchEvent(ViewGroup.java:2255)
  at at android.view.ViewGroup.dispatchTransformedTouchEvent(ViewGroup.java:2554)
  at at android.view.ViewGroup.dispatchTouchEvent(ViewGroup.java:2255)
  at at com.android.internal.policy.PhoneWindow$DecorView.superDispatchTouchEvent(PhoneWindow.java:2403)
  at at com.android.internal.policy.PhoneWindow.superDispatchTouchEvent(PhoneWindow.java:1737)
  at at android.app.Activity.dispatchTouchEvent(Activity.java:2805)
  at at android.support.v7.view.WindowCallbackWrapper.dispatchTouchEvent(WindowCallbackWrapper.java:60)
  at at android.support.v7.view.WindowCallbackWrapper.dispatchTouchEvent(WindowCallbackWrapper.java:60)
  at at com.android.internal.policy.PhoneWindow$DecorView.dispatchTouchEvent(PhoneWindow.java:2364)
  at at android.view.View.dispatchPointerEvent(View.java:9522)
  at at android.view.ViewRootImpl$ViewPostImeInputStage.processPointerEvent(ViewRootImpl.java:4241)
  at at android.view.ViewRootImpl$ViewPostImeInputStage.onProcess(ViewRootImpl.java:4107)
  at at android.view.ViewRootImpl$InputStage.deliver(ViewRootImpl.java:3653)
  at at android.view.ViewRootImpl$InputStage.onDeliverToNext(ViewRootImpl.java:3706)
  at at android.view.ViewRootImpl$InputStage.forward(ViewRootImpl.java:3672)
  at at android.view.ViewRootImpl$AsyncInputStage.forward(ViewRootImpl.java:3798)
  at at android.view.ViewRootImpl$InputStage.apply(ViewRootImpl.java:3680)
  at at android.view.ViewRootImpl$AsyncInputStage.apply(ViewRootImpl.java:3855)
  at at android.view.ViewRootImpl$InputStage.deliver(ViewRootImpl.java:3653)
  at at android.view.ViewRootImpl$InputStage.onDeliverToNext(ViewRootImpl.java:3706)
  at at android.view.ViewRootImpl$InputStage.forward(ViewRootImpl.java:3672)
  at at android.view.ViewRootImpl$InputStage.apply(ViewRootImpl.java:3680)
  at at android.view.ViewRootImpl$InputStage.deliver(ViewRootImpl.java:3653)
  at at android.view.ViewRootImpl.deliverInputEvent(ViewRootImpl.java:5933)
  at at android.view.ViewRootImpl.doProcessInputEvents(ViewRootImpl.java:5907)
  at at android.view.ViewRootImpl.enqueueInputEvent(ViewRootImpl.java:5868)
  at at android.view.ViewRootImpl$WindowInputEventReceiver.onInputEvent(ViewRootImpl.java:6036)
  at at android.view.InputEventReceiver.dispatchInputEvent(InputEventReceiver.java:185)
  at at android.view.InputEventReceiver.nativeConsumeBatchedInputEvents(Native Method)
  at at android.view.InputEventReceiver.consumeBatchedInputEvents(InputEventReceiver.java:176)
  at at android.view.ViewRootImpl.doConsumeBatchedInput(ViewRootImpl.java:6007)
  at at android.view.ViewRootImpl$ConsumeBatchedInputRunnable.run(ViewRootImpl.java:6059)
  at at android.view.Choreographer$CallbackRecord.run(Choreographer.java:858)
  at at android.view.Choreographer.doCallbacks(Choreographer.java:670)
  at at android.view.Choreographer.doFrame(Choreographer.java:600)
  at at android.view.Choreographer$FrameDisplayEventReceiver.run(Choreographer.java:844)
  at at android.os.Handler.handleCallback(Handler.java:739)
  at at android.os.Handler.dispatchMessage(Handler.java:95)
  at at android.os.Looper.loop(Looper.java:148)
  at at android.app.ActivityThread.main(ActivityThread.java:5417)
  at at java.lang.reflect.Method.invoke(Native Method)
  at at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:726)
  at at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:616)


1 Reply
YP Yuvaraj Palanisamy Syncfusion Team August 12, 2016 09:19 AM UTC

Hi Roberto Majadas 
  
Thank you for contacting Syncfusion support.


We considered this as an issue and a support incident has been created under your account to track the status of this requirement. Please log on to our support website to check for further updates.

https://www.syncfusion.com/account/login?ReturnUrl=/support/directtrac/incidents     
    

Regards,
Yuvaraj  


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