java.lang.NullPointerException
        at com.jme.scene.state.lwjgl.LWJGLMaterialState.apply(LWJGLMaterialState
.java:80)
        at com.jme.scene.Geometry.applyStates(Geometry.java:478)
        at com.jme.scene.Geometry.draw(Geometry.java:497)
        at com.jme.scene.TriMesh.draw(TriMesh.java:259)
        at com.jme.scene.Spatial.onDraw(Spatial.java:317)
        at com.jme.scene.Node.draw(Node.java:321)
        at com.jme.scene.Spatial.onDraw(Spatial.java:317)
        at com.jme.renderer.lwjgl.LWJGLRenderer.draw(LWJGLRenderer.java:912)
        at de.worldofmystery.client.Client.render(Client.java:617)
        at com.jme.app.BaseGame.start(BaseGame.java:77)
        at de.worldofmystery.client.Client.main(Client.java:124)