I have an interesting stack trace that I can not really explain. I think it might relate with the camera, just I can not figure out in what way. Maybe somebody already had this as well and knows the way out
20:50:54,379 INFO [PlayerState] Add primary weapon "weapon.Shotgun" to player 0
Apr 26, 2021 8:51:16 PM com.jme3.app.LegacyApplication handleError
SEVERE: Uncaught exception thrown in Thread[jME3 Main,5,main]
java.lang.ArrayIndexOutOfBoundsException: 5
at com.jme3.util.ListSort.sort(ListSort.java:231)
at com.jme3.renderer.queue.GeometryList.sort(GeometryList.java:158)
at com.jme3.renderer.queue.RenderQueue.renderGeometryList(RenderQueue.java:262)
at com.jme3.renderer.queue.RenderQueue.renderQueue(RenderQueue.java:305)
at com.jme3.renderer.RenderManager.renderViewPortQueues(RenderManager.java:877)
at com.jme3.renderer.RenderManager.flushQueue(RenderManager.java:779)
at com.jme3.renderer.RenderManager.renderViewPort(RenderManager.java:1108)
at com.jme3.renderer.RenderManager.render(RenderManager.java:1158)
at com.jme3.app.SimpleApplication.update(SimpleApplication.java:272)
at com.jme3.system.lwjgl.LwjglAbstractDisplay.runLoop(LwjglAbstractDisplay.java:151)
at com.jme3.system.lwjgl.LwjglDisplay.runLoop(LwjglDisplay.java:197)
at com.jme3.system.lwjgl.LwjglAbstractDisplay.run(LwjglAbstractDisplay.java:232)
at java.lang.Thread.run(Thread.java:748)