每次我尝试按下图表时，我都会得到以下堆栈跟踪（同样的错误：http ://www.teechart.net/support/viewtopic.php?f=4&t=13740 ）：
Java.Lang.IllegalArgumentException: pointerIndex out of range
at Android.Runtime.JNIEnv.CallFloatMethod (intptr,intptr,Android.Runtime.JValue[]) [0x00024] in /Users/builder/data/lanes/monodroid-mac-monodroid-4.4-series/6418373f/source/monodroid/src/Mono.Android/src/Runtime/JNIEnv.g.cs:319
at Android.Views.MotionEvent.GetX (int) [0x0002d] in /Users/builder/data/lanes/monodroid-mac-monodroid-4.4-series/6418373f/source/monodroid/src/Mono.Android/platforms/android-8/src/generated/Android.Views.MotionEvent.cs:383
at Steema.TeeChart.Chart.spacing (Android.Views.MotionEvent) <IL 0x00009, 0x00077>
at Steema.TeeChart.Chart.CheckZoomPanning (Android.Views.MotionEvent) <IL 0x0003b, 0x00177>
at Steema.TeeChart.Chart.DoMouseDown (bool,Android.Views.MotionEvent) <IL 0x00266, 0x00de7>
at Steema.TeeChart.TChart.OnMouseDown (Android.Views.MotionEvent) <IL 0x00014, 0x00093>
at Steema.TeeChart.TChart.OnTouchEvent (Android.Views.MotionEvent) <IL 0x00002, 0x0004f>
at Steema.TeeChart.ChartImageView.Android.Views.View.IOnTouchListener.OnTouch (Android.Views.View,Android.Views.MotionEvent) <IL 0x0052f, 0x0169f>
at Android.Views.View/IOnTouchListenerInvoker.n_OnTouch_Landroid_view_View_Landroid_view_MotionEvent_ (intptr,intptr,intptr,intptr) [0x00018] in /Users/builder/data/lanes/monodroid-mac-monodroid-4.4-series/6418373f/source/monodroid/src/Mono.Android/platforms/android-8/src/generated/Android.Views.View.cs:1201
at (wrapper dynamic-method) object.e537c44c-b66f-45e0-8d7d-2fc23299124c (intptr,intptr,intptr,intptr) <IL 0x0001d, 0x00053>
--- 托管异常堆栈跟踪结束 ---
java.lang.IllegalArgumentException：pointerIndex 超出范围
at android.view.MotionEvent.nativeGetAxisValue(Native Method)
at android.view.MotionEvent.getX(MotionEvent.java:1981)
at steema.teechart.ChartImageView.n_onTouch(Native Method)
at steema.teechart.ChartImageView.onTouch(ChartImageView.java:69)
at android.view.View.dispatchTouchEvent(View.java:7122)
at android.view.ViewGroup.dispatchTransformedTouchEvent(ViewGroup.java:2176)
at android.view.ViewGroup.dispatchTouchEvent(ViewGroup.java:1877)
at android.view.ViewGroup.dispatchTransformedTouchEvent(ViewGroup.java:2176)
at android.view.ViewGroup.dispatchTouchEvent(ViewGroup.java:1877)
at android.view.ViewGroup.dispatchTransformedTouchEvent(ViewGroup.java:2176)
at android.view.ViewGroup.dispatchTouchEvent(ViewGroup.java:1877)
at android.view.ViewGroup.dispatchTransformedTouchEvent(ViewGroup.java:2176)
at android.view.ViewGroup.dispatchTouchEvent(ViewGroup.java:1877)
at com.android.internal.policy.impl.PhoneWindow$DecorView.superDispatchTouchEvent(PhoneWindow.java:1925)
at com.android.internal.policy.impl.PhoneWindow.superDispatchTouchEvent(PhoneWindow.java:1379)
at android.app.Activity.dispatchTouchEvent(Activity.java:2396)
at com.android.internal.policy.impl.PhoneWindow$DecorView.dispatchTouchEvent(PhoneWindow.java:1873)
at android.view.ViewGroup.dispatchTransformedTouchEvent(ViewGroup.java:2176)
at android.view.ViewGroup.dispatchTouchEvent(ViewGroup.java:1877)
at android.view.ViewGroup.dispatchTransformedTouchEvent(ViewGroup.java:2176)
at android.view.ViewGroup.dispatchTouchEvent(ViewGroup.java:1877)
at android.view.ViewGroup.dispatchTransformedTouchEvent(ViewGroup.java:2176)
at android.view.ViewGroup.dispatchTouchEvent(ViewGroup.java:1877)
at android.view.ViewGroup.dispatchTransformedTouchEvent(ViewGroup.java:2176)
at android.view.ViewGroup.dispatchTouchEvent(ViewGroup.java:1877)
at android.view.ViewGroup.dispatchTransformedTouchEvent(ViewGroup.java:2176)
at android.view.ViewGroup.dispatchTouchEvent(ViewGroup.java:1877)
at android.view.ViewGroup.dispatchTransformedTouchEvent(ViewGroup.java:2176)
at android.view.ViewGroup.dispatchTouchEvent(ViewGroup.java:1877)
at com.android.internal.policy.impl.PhoneWindow$DecorView.superDispatchTouchEvent(PhoneWindow.java:1925)
at com.android.internal.policy.impl.PhoneWindow.superDispatchTouchEvent(PhoneWindow.java:1379)
at android.app.Activity.dispatchTouchEvent(Activity.java:2396)
at com.android.internal.policy.impl.PhoneWindow$DecorView.dispatchTouchEvent(PhoneWindow.java:1873)
at android.view.View.dispatchPointerEvent(View.java:7307)
at android.view.ViewRootImpl.deliverPointerEvent(ViewRootImpl.java:3174)
at android.view.ViewRootImpl.deliverInputEvent(ViewRootImpl.java:3119)
at android.view.ViewRootImpl.doProcessInputEvents(ViewRootImpl.java:4155)
at android.view.ViewRootImpl.enqueueInputEvent(ViewRootImpl.java:4134)
at android.view.ViewRootImpl$WindowInputEventReceiver.onInputEvent(ViewRootImpl.java:4226)
at android.view.InputEventReceiver.dispatchInputEvent(InputEventReceiver.java:171)
at android.os.MessageQueue.nativePollOnce(Native Method)
at android.os.MessageQueue.next(MessageQueue.java:125)
at android.os.Looper.loop(Looper.java:124)
at android.app.ActivityThread.main(ActivityThread.java:4745)
at java.lang.reflect.Method.invokeNative(Native Method)
at java.lang.reflect.Method.invoke(Method.java:511)
at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:786)
at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:553)
at dalvik.system.NativeStart.main(Native Method)
我正在使用 teechart 的评估版进行单声道。顶部的链接提供了解决方案，但仅适用于付费客户。有没有其他方法可以解决这个问题？