Fatal Exception: java.lang.NullPointerException

[TikTak123]

In some of the users in my application throws Fatal Exception: java.lang.NullPointerException. This exception happens in Android 6, 7, 8. This is statistics from Crashlytics. If you need some information from Crashlytics I can share with you.

This is exception stack trace from Crashlytics:

Fatal Exception: java.lang.NullPointerException: Attempt to invoke virtual method 'float android.text.Layout.getLineLeft(int)' on a null object reference
       at com.hanks.htextview.scale.ScaleText.drawFrame(ScaleText.java:98)
       at com.hanks.htextview.base.HText.onDraw(HText.java:114)
       at com.hanks.htextview.scale.ScaleTextView.onDraw(ScaleTextView.java:44)
       at android.view.View.draw(View.java:17214)
       at android.view.View.updateDisplayListIfDirty(View.java:16196)
       at android.view.View.draw(View.java:16980)
       at android.view.ViewGroup.drawChild(ViewGroup.java:3729)
       at android.view.ViewGroup.dispatchDraw(ViewGroup.java:3515)
       at android.view.View.updateDisplayListIfDirty(View.java:16191)
       at android.view.View.draw(View.java:16980)
       at android.view.ViewGroup.drawChild(ViewGroup.java:3729)
       at android.view.ViewGroup.dispatchDraw(ViewGroup.java:3515)
       at android.view.View.updateDisplayListIfDirty(View.java:16191)
       at android.view.View.draw(View.java:16980)
       at android.view.ViewGroup.drawChild(ViewGroup.java:3729)
       at android.view.ViewGroup.dispatchDraw(ViewGroup.java:3515)
       at android.view.View.updateDisplayListIfDirty(View.java:16191)
       at android.view.View.draw(View.java:16980)
       at android.view.ViewGroup.drawChild(ViewGroup.java:3729)
       at android.view.ViewGroup.dispatchDraw(ViewGroup.java:3515)
       at android.view.View.updateDisplayListIfDirty(View.java:16191)
       at android.view.View.draw(View.java:16980)
       at android.view.ViewGroup.drawChild(ViewGroup.java:3729)
       at android.view.ViewGroup.dispatchDraw(ViewGroup.java:3515)
       at android.view.View.updateDisplayListIfDirty(View.java:16191)
       at android.view.View.draw(View.java:16980)
       at android.view.ViewGroup.drawChild(ViewGroup.java:3729)
       at android.view.ViewGroup.dispatchDraw(ViewGroup.java:3515)
       at android.view.View.updateDisplayListIfDirty(View.java:16191)
       at android.view.View.draw(View.java:16980)
       at android.view.ViewGroup.drawChild(ViewGroup.java:3729)
       at android.view.ViewGroup.dispatchDraw(ViewGroup.java:3515)
       at android.view.View.draw(View.java:17217)
       at com.android.internal.policy.DecorView.draw(DecorView.java:757)
       at android.view.View.updateDisplayListIfDirty(View.java:16196)
       at android.view.ThreadedRenderer.updateViewTreeDisplayList(ThreadedRenderer.java:648)
       at android.view.ThreadedRenderer.updateRootDisplayList(ThreadedRenderer.java:654)
       at android.view.ThreadedRenderer.draw(ThreadedRenderer.java:762)
       at android.view.ViewRootImpl.draw(ViewRootImpl.java:2844)
       at android.view.ViewRootImpl.performDraw(ViewRootImpl.java:2652)
       at android.view.ViewRootImpl.performTraversals(ViewRootImpl.java:2259)
       at android.view.ViewRootImpl.doTraversal(ViewRootImpl.java:1298)
       at android.view.ViewRootImpl$TraversalRunnable.run(ViewRootImpl.java:6437)
       at android.view.Choreographer$CallbackRecord.run(Choreographer.java:876)
       at android.view.Choreographer.doCallbacks(Choreographer.java:688)
       at android.view.Choreographer.doFrame(Choreographer.java:623)
       at android.view.Choreographer$FrameDisplayEventReceiver.run(Choreographer.java:862)
       at android.os.Handler.handleCallback(Handler.java:754)
       at android.os.Handler.dispatchMessage(Handler.java:95)
       at android.os.Looper.loop(Looper.java:163)
       at android.app.ActivityThread.main(ActivityThread.java:6393)
       at java.lang.reflect.Method.invoke(Method.java)
       at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:933)
       at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:823)

This is my layout file

<?xml version="1.0" encoding="utf-8"?>
<layout xmlns:android="http://schemas.android.com/apk/res/android"
    xmlns:app="http://schemas.android.com/apk/res-auto">

    <data>

        <import type="android.view.View" />

        <variable
            name="viewmodel"
            type="com.example.ui.welcome.WelcomeViewModel" />
    </data>


    <LinearLayout
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:orientation="vertical"
        app:layout_behavior="@string/appbar_scrolling_view_behavior">

        <ImageView
            android:layout_width="@dimen/_60sdp"
            android:layout_height="@dimen/_60sdp"
            android:layout_gravity="center_horizontal"
            android:layout_marginTop="@dimen/welcome_screen_logo_margin_top"
            app:srcCompat="@drawable/logo" />

        <com.hanks.htextview.scale.ScaleTextView
            android:id="@+id/welcome_header_text"
            android:layout_width="wrap_content"
            android:layout_height="wrap_content"
            android:layout_gravity="center_horizontal"
            android:layout_marginTop="@dimen/_26sdp"
            android:text="@string/static_text_welcome_header"
            android:textAlignment="center"
            android:textColor="@color/black"
            android:textSize="@dimen/_20ssp" />

        <com.hanks.htextview.scale.ScaleTextView
            android:id="@+id/welcome_footer_text"
            android:layout_width="wrap_content"
            android:layout_height="wrap_content"
            android:layout_gravity="center_horizontal"
            android:text="@string/static_text_welcome_footer"
            android:textAlignment="center"
            android:textColor="@color/black"
            android:textSize="@dimen/_20ssp" />

        <View
            android:layout_width="match_parent"
            android:layout_height="0dp"
            android:layout_weight="1" />

        <com.hanks.htextview.scale.ScaleTextView
            android:id="@+id/welcome_begin_text"
            style="?android:attr/borderlessButtonStyle"
            android:layout_width="match_parent"
            android:layout_height="@dimen/_40sdp"
            android:layout_gravity="bottom"
            android:layout_margin="@dimen/_12sdp"
            android:background="@drawable/ripple_cornered"
            android:onClick="@{v -> viewmodel.onBeginClicked()}"
            android:text="@string/static_text_welcome_begin"
            android:textAllCaps="true"
            android:textColor="@color/black"
            android:textSize="@dimen/_14ssp" />
    </LinearLayout>
</layout>

[janvalji]

up up up @hanks-zyh https://github.com/hanks-zyh/HTextView/issues/115