Horrible Bug - App crashed 134 times

[ghost]

had my app crashed 134 times in the last 90 days, ( from google crashlytics ) -

Fatal Exception: java.lang.IllegalArgumentException: pointerIndex out of range at android.view.MotionEvent.nativeGetAxisValue(MotionEvent.java) at android.view.MotionEvent.getY(MotionEvent.java:2220) at androidx.core.view.MotionEventCompat.getY(MotionEventCompat.java:2) at es.voghdev.pdfviewpager.library.util.VerticalViewPager.onInterceptTouchEvent(VerticalViewPager.java:2) at android.view.ViewGroup.dispatchTouchEvent(ViewGroup.java:2573) at android.view.ViewGroup.dispatchTransformedTouchEvent(ViewGroup.java:3032) at android.view.ViewGroup.dispatchTouchEvent(ViewGroup.java:2719) at android.view.ViewGroup.dispatchTransformedTouchEvent(ViewGroup.java:3032) at android.view.ViewGroup.dispatchTouchEvent(ViewGroup.java:2719) at android.view.ViewGroup.dispatchTransformedTouchEvent(ViewGroup.java:3032) at android.view.ViewGroup.dispatchTouchEvent(ViewGroup.java:2719) at android.view.ViewGroup.dispatchTransformedTouchEvent(ViewGroup.java:3032) at android.view.ViewGroup.dispatchTouchEvent(ViewGroup.java:2719) at android.view.ViewGroup.dispatchTransformedTouchEvent(ViewGroup.java:3032) at android.view.ViewGroup.dispatchTouchEvent(ViewGroup.java:2719) at android.view.ViewGroup.dispatchTransformedTouchEvent(ViewGroup.java:3032) at android.view.ViewGroup.dispatchTouchEvent(ViewGroup.java:2719) at com.android.internal.policy.DecorView.superDispatchTouchEvent(DecorView.java:444) at com.android.internal.policy.PhoneWindow.superDispatchTouchEvent(PhoneWindow.java:1835) at android.app.Activity.dispatchTouchEvent(Activity.java:3465) at androidx.appcompat.view.WindowCallbackWrapper.dispatchTouchEvent(WindowCallbackWrapper.java:2) at com.android.internal.policy.DecorView.dispatchTouchEvent(DecorView.java:402) at android.view.View.dispatchPointerEvent(View.java:12772) at android.view.ViewRootImpl$ViewPostImeInputStage.processPointerEvent(ViewRootImpl.java:5287) at android.view.ViewRootImpl$ViewPostImeInputStage.onProcess(ViewRootImpl.java:5087) at android.view.ViewRootImpl$InputStage.deliver(ViewRootImpl.java:4602) at android.view.ViewRootImpl$InputStage.onDeliverToNext(ViewRootImpl.java:4655) at android.view.ViewRootImpl$InputStage.forward(ViewRootImpl.java:4621) at android.view.ViewRootImpl$AsyncInputStage.forward(ViewRootImpl.java:4761) at android.view.ViewRootImpl$InputStage.apply(ViewRootImpl.java:4629) at android.view.ViewRootImpl$AsyncInputStage.apply(ViewRootImpl.java:4818) at android.view.ViewRootImpl$InputStage.deliver(ViewRootImpl.java:4602) at android.view.ViewRootImpl$InputStage.onDeliverToNext(ViewRootImpl.java:4655) at android.view.ViewRootImpl$InputStage.forward(ViewRootImpl.java:4621) at android.view.ViewRootImpl$InputStage.apply(ViewRootImpl.java:4629) at android.view.ViewRootImpl$InputStage.deliver(ViewRootImpl.java:4602) at android.view.ViewRootImpl.deliverInputEvent(ViewRootImpl.java:7330) at android.view.ViewRootImpl.doProcessInputEvents(ViewRootImpl.java:7299) at android.view.ViewRootImpl.enqueueInputEvent(ViewRootImpl.java:7260) at android.view.ViewRootImpl$WindowInputEventReceiver.onInputEvent(ViewRootImpl.java:7436) at android.view.InputEventReceiver.dispatchInputEvent(InputEventReceiver.java:247) at android.view.InputEventReceiver.nativeConsumeBatchedInputEvents(InputEventReceiver.java) at android.view.InputEventReceiver.consumeBatchedInputEvents(InputEventReceiver.java:212) at android.view.ViewRootImpl.doConsumeBatchedInput(ViewRootImpl.java:7404) at android.view.ViewRootImpl$ConsumeBatchedInputRunnable.run(ViewRootImpl.java:7459) at android.view.Choreographer$CallbackRecord.run(Choreographer.java:1092) at android.view.Choreographer.doCallbacks(Choreographer.java:888) at android.view.Choreographer.doFrame(Choreographer.java:813) at android.view.Choreographer$FrameDisplayEventReceiver.run(Choreographer.java:1078) at android.os.Handler.handleCallback(Handler.java:873) at android.os.Handler.dispatchMessage(Handler.java:99) at android.os.Looper.loop(Looper.java:201) at android.app.ActivityThread.main(ActivityThread.java:6823) at java.lang.reflect.Method.invoke(Method.java) at com.android.internal.os.RuntimeInit$MethodAndArgsCaller.run(RuntimeInit.java:547) at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:873)