Fatal Exception: java.lang.NullPointerException

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.
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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
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```