com.badlogic.gdx.utils.GdxRuntimeException: No buffer allocated!
                                                   at com.badlogic.gdx.graphics.glutils.IndexBufferObject.bind(IndexBufferObject.java:167)
                                                   at com.badlogic.gdx.graphics.Mesh.bind(Mesh.java:392)
                                                   at com.badlogic.gdx.graphics.g3d.shaders.BaseShader.render(BaseShader.java:242)
                                                   at com.badlogic.gdx.graphics.g3d.shaders.DefaultShader.render(DefaultShader.java:768)
                                                   at com.badlogic.gdx.graphics.g3d.shaders.BaseShader.render(BaseShader.java:233)
                                                   at com.badlogic.gdx.graphics.g3d.ModelBatch.flush(ModelBatch.java:207)
                                                   at com.badlogic.gdx.graphics.g3d.ModelBatch.end(ModelBatch.java:218)
                                                   at com.dice.android.gameobjects.DieScene.render(DieScene.java:125)
                                                   at com.dice.android.screens.LevelScreen.render(LevelScreen.java:362)
                                                   at com.dice.android.Dicer.render(Dicer.java:145)
                                                   at com.badlogic.gdx.backends.android.AndroidGraphics.onDrawFrame(AndroidGraphics.java:495)
                                                   at android.opengl.GLSurfaceView$GLThread.guardedRun(GLSurfaceView.java:1522)
                                                   at android.opengl.GLSurfaceView$GLThread.run(GLSurfaceView.java:1239)