Aztec demo app crash ArrayIndexOutOfBounds in DynamicLayout.getBlockIndex()

gistfile1.txt

2019-10-16 09:51:29.452 6514-6514/org.wordpress.aztec E/AndroidRuntime: FATAL EXCEPTION: main
    Process: org.wordpress.aztec, PID: 6514
    java.lang.ArrayIndexOutOfBoundsException: length=39; index=-1
        at android.text.DynamicLayout.getBlockIndex(DynamicLayout.java:646)
        at android.widget.Editor.drawHardwareAccelerated(Editor.java:1695)
        at android.widget.Editor.onDraw(Editor.java:1664)
        at android.widget.TextView.onDraw(TextView.java:6880)
        at android.view.View.draw(View.java:19123)
        at android.view.View.updateDisplayListIfDirty(View.java:18073)
        at android.view.View.draw(View.java:18851)
        at android.view.ViewGroup.drawChild(ViewGroup.java:4214)
        at android.view.ViewGroup.dispatchDraw(ViewGroup.java:4000)
        at android.view.View.updateDisplayListIfDirty(View.java:18064)
        at android.view.View.draw(View.java:18851)
        at android.view.ViewGroup.drawChild(ViewGroup.java:4214)
        at android.view.ViewGroup.dispatchDraw(ViewGroup.java:4000)
        at android.view.View.draw(View.java:19126)
        at android.widget.ScrollView.draw(ScrollView.java:1739)
        at android.view.View.updateDisplayListIfDirty(View.java:18073)
        at android.view.View.draw(View.java:18851)
        at android.view.ViewGroup.drawChild(ViewGroup.java:4214)
        at android.view.ViewGroup.dispatchDraw(ViewGroup.java:4000)
        at android.view.View.updateDisplayListIfDirty(View.java:18064)
        at android.view.View.draw(View.java:18851)
        at android.view.ViewGroup.drawChild(ViewGroup.java:4214)
        at android.view.ViewGroup.dispatchDraw(ViewGroup.java:4000)
        at android.view.View.updateDisplayListIfDirty(View.java:18064)
        at android.view.View.draw(View.java:18851)
        at android.view.ViewGroup.drawChild(ViewGroup.java:4214)
        at android.view.ViewGroup.dispatchDraw(ViewGroup.java:4000)
        at android.view.View.updateDisplayListIfDirty(View.java:18064)
        at android.view.View.draw(View.java:18851)
        at android.view.ViewGroup.drawChild(ViewGroup.java:4214)
        at android.view.ViewGroup.dispatchDraw(ViewGroup.java:4000)
        at android.view.View.updateDisplayListIfDirty(View.java:18064)
        at android.view.View.draw(View.java:18851)
        at android.view.ViewGroup.drawChild(ViewGroup.java:4214)
        at android.view.ViewGroup.dispatchDraw(ViewGroup.java:4000)
        at android.view.View.updateDisplayListIfDirty(View.java:18064)
        at android.view.View.draw(View.java:18851)
        at android.view.ViewGroup.drawChild(ViewGroup.java:4214)
        at android.view.ViewGroup.dispatchDraw(ViewGroup.java:4000)
        at android.view.View.draw(View.java:19126)
        at com.android.internal.policy.DecorView.draw(DecorView.java:785)
        at android.view.View.updateDisplayListIfDirty(View.java:18073)
        at android.view.ThreadedRenderer.updateViewTreeDisplayList(ThreadedRenderer.java:643)
        at android.view.ThreadedRenderer.updateRootDisplayList(ThreadedRenderer.java:649)
        at android.view.ThreadedRenderer.draw(ThreadedRenderer.java:757)
        at android.view.ViewRootImpl.draw(ViewRootImpl.java:2980)
        at android.view.ViewRootImpl.performDraw(ViewRootImpl.java:2794)
        at android.view.ViewRootImpl.performTraversals(ViewRootImpl.java:2347)
        at android.view.ViewRootImpl.doTraversal(ViewRootImpl.java:1386)
        at android.view.ViewRootImpl$TraversalRunnable.run(ViewRootImpl.java:6733)
        at android.view.Choreographer$CallbackRecord.run(Choreographer.java:911)
        at android.view.Choreographer.doCallbacks(Choreographer.java:723)
        at android.view.Choreographer.doFrame(Choreographer.java:658)
        at android.view.Choreographer$FrameDisplayEventReceiver.run(Choreographer.java:897)
        at android.os.Handler.handleCallback(Handler.java:789)
        at android.os.Handler.dispatchMessage(Handler.java:98)
        at android.os.Looper.loop(Looper.java:164)
        at android.app.ActivityThread.main(ActivityThread.java:6541)
        at java.lang.reflect.Method.invoke(Native Method)
        at com.android.internal.os.Zygote$MethodAndArgsCaller.run(Zygote.java:240)
        at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:767)