java.lang.AssertionError: Unable to create RenderableInstance about sceneform-android HOT 7 CLOSED

if (renderableInstance == 0) {
        throw new AssertionError("Unable to create RenderableInstance.");
      }

java.lang.AssertionError: Unable to create RenderableInstance.
	at com.google.ar.sceneform.rendering.RenderableInternalData.buildInstanceData(RenderableInternalData.java:228)
	at com.google.ar.sceneform.rendering.RenderableInstance.prepareForDraw(RenderableInstance.java:285)
	at com.google.ar.sceneform.rendering.Renderer.updateInstances(Renderer.java:596)
	at com.google.ar.sceneform.rendering.Renderer.render(Renderer.java:263)
	at com.google.ar.sceneform.SceneView.doRender(SceneView.java:356)
	at com.google.ar.sceneform.SceneView.doFrameNoRepost(SceneView.java:319)
	at com.google.ar.sceneform.SceneView.doFrame(SceneView.java:301)
	at android.view.Choreographer$CallbackRecord.run(Choreographer.java:1008)
	at android.view.Choreographer.doCallbacks(Choreographer.java:809)
	at android.view.Choreographer.doFrame(Choreographer.java:740)
	at android.view.Choreographer$FrameDisplayEventReceiver.run(Choreographer.java:995)
	at android.os.Handler.handleCallback(Handler.java:938)
	at android.os.Handler.dispatchMessage(Handler.java:99)
	at android.os.Looper.loop(Looper.java:246)
	at android.app.ActivityThread.main(ActivityThread.java:8506)
	at java.lang.reflect.Method.invoke(Native Method)
	at com.android.internal.os.RuntimeInit$MethodAndArgsCaller.run(RuntimeInit.java:602)
	at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:1130)