I was frozen couldn't move with jump or F2. It was server so I don't know if F2 would of gotten me out but I could hit still work tools pick axe just couldn't move. Here is error codes in Java.
Windows 10 (x64) 10.0 Java: 1.8.0_73 amd640.6.5.1_26 -H:4096 -D:3072 (Steam)
Intel(R) Core(TM) i3-3220 CPU @ 3.30GHz, Z77 Pro3, 12766 MB (4260 MB Heap)
Intel(R) HD Graphics 20150817000000.000000-000 10.18.10.4276
NVIDIA GeForce GTX 660 20160321000000.000000-000 10.18.13.6472
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Uncaught exception thrown in Thread[jME3 Main,5,main]
java.lang.NullPointerException
at com.bulletphysics.collision.dispatch.CollisionDispatcher.freeCollisionAlgorithm(CollisionDispatcher.java:119)
at com.bulletphysics.collision.broadphase.HashedOverlappingPairCache.cleanOverlappingPair(HashedOverlappingPairCache.java:219)
at com.bulletphysics.collision.broadphase.HashedOverlappingPairCache$CleanPairCallback.processOverlap(HashedOverlappingPairCache.java:447)
at com.bulletphysics.collision.broadphase.HashedOverlappingPairCache.processAllOverlappingPairs(HashedOverlappingPairCache.java:190)
at com.bulletphysics.collision.broadphase.HashedOverlappingPairCache.cleanProxyFromPairs(HashedOverlappingPairCache.java:207)
at com.bulletphysics.collision.dispatch.CollisionWorld.destroy(CollisionWorld.java:95)
at com.jme3.bullet.PhysicsSpace.destroy(PhysicsSpace.java:807)
at com.jme3.bullet.BulletAppState.stopPhysics(BulletAppState.java:179)
at com.jme3.bullet.BulletAppState.cleanup(BulletAppState.java:270)
at com.jme3.app.state.AppStateManager.terminatePending(AppStateManager.java:261)
at com.jme3.app.state.AppStateManager.update(AppStateManager.java:278)
at content.Game.resetGameContext(SourceFile:2163)
at s.d.onButtonReleaseEvent(SourceFile:1798)
at de.jiw.gui.elements.Button.onMouseButtonEvent(Button.java:423)
at de.jiw.gui.core.Screen.onMouseButtonEvent(Screen.java:1629)
at com.jme3.input.InputManager.processQueue(InputManager.java:832)
at com.jme3.input.InputManager.update(InputManager.java:908)
at com.jme3.app.Application.update(Application.java:690)
at commons.JIWApplication.update(SourceFile:102)
at com.jme3.system.lwjgl.LwjglAbstractDisplay.runLoop(LwjglAbstractDisplay.java:152)
at com.jme3.system.lwjgl.LwjglDisplay.runLoop(LwjglDisplay.java:192)
at com.jme3.system.lwjgl.LwjglAbstractDisplay.run(LwjglAbstractDisplay.java:233)
at java.lang.Thread.run(Unknown Source)