I have a NPE in the FBXLoader

I have a NPE when I try to load the .fbx model which I created from Blender 2.78a. jMonkeyEngine 3.2 from master branch.
The .blend version of the model:

The fbx version of the model:

WARNING 08:26:41:263 FBXToJ3oFileConverter: NullPointerException : null : stack trace:
com.jme3.scene.plugins.fbx.mesh.FbxMesh.applyCluster(FbxMesh.java:127)
com.jme3.scene.plugins.fbx.mesh.FbxMesh.toJmeObject(FbxMesh.java:213)
com.jme3.scene.plugins.fbx.mesh.FbxMesh.toJmeObject(FbxMesh.java:58)
com.jme3.scene.plugins.fbx.obj.FbxObject.getJmeObject(FbxObject.java:113)
com.jme3.scene.plugins.fbx.node.FbxNode.toJmeObject(FbxNode.java:399)
com.jme3.scene.plugins.fbx.node.FbxNode.toJmeObject(FbxNode.java:71)
com.jme3.scene.plugins.fbx.obj.FbxObject.getJmeObject(FbxObject.java:113)
com.jme3.scene.plugins.fbx.node.FbxNode.createScene(FbxNode.java:496)
com.jme3.scene.plugins.fbx.node.FbxNode.createScene(FbxNode.java:503)
com.jme3.scene.plugins.fbx.FbxLoader.constructSceneGraph(FbxLoader.java:406)
com.jme3.scene.plugins.fbx.FbxLoader.load(FbxLoader.java:126)
com.jme3.asset.DesktopAssetManager.loadLocatedAsset(DesktopAssetManager.java:259)
com.jme3.asset.DesktopAssetManager.loadAsset(DesktopAssetManager.java:373)
com.ss.editor.file.converter.impl.FBXToJ3oFileConverter.convertImpl(FBXToJ3oFileConverter.java:59)
com.ss.editor.file.converter.impl.AbstractFileConverter.lambda$convert$1(AbstractFileConverter.java:70)
com.ss.editor.executor.impl.BackgroundEditorTaskExecutor.doExecute(BackgroundEditorTaskExecutor.java:44)
com.ss.editor.executor.impl.AbstractEditorTaskExecutor.run(AbstractEditorTaskExecutor.java:116)