Hatte eben diesen Fehler, wollte Blaupausen-Bau abbrechen und dann kam diese Fehlernachricht.
(Ich hatte wohl das falsche Pastebin daher log)
Report of 11/20/2015 05:04 PM by Deirdre Version: 0.6.2.1_23 (Steamversion)
OS: Windows 10 (x64) Version: 10.0 Java version: 1.8.0_65 JVM architecture: amd64
CPU: [GenuineIntel, Intel(R) Core(TM) i7-3770 CPU @ 3.40GHz, 4, 8] (Cores: 
Mainboard: [Acer, Predator G3620]
GraphicsAdapter: [NVIDIA, NVIDIA GeForce GTX 680, 20151002000000.000000-000, 10.18.13.5850, nvd3dumx.dll,nvwgf2umx.dll,nvwgf2umx.dll,nvwgf2umx.dll,nvd3dum,nvwgf2um,nvwgf2um,nvwgf2um]
Total Systemmemory: 34297 MB
JVM Memory used: 2006,68 MB reserved: 2408,05 MB max: 3817,86 MB
/////////////////////////////////////////////////////////////////////////////////
Existing buffers: 148194
(b: 50589 f: 83799 i: 4313 s: 9493 d: 0)
Total heap memory held: 1959653kb
Total direct memory held: 1470903kb
(b: 947784kb f: 394925kb i: 106234kb s: 21957kb d: 0kb)
/////////////////////////////////////////////////////////////////////////////////
Settings:
Resolution: 1920x1063 (Windowed)
Frequency: 60 Vsync: off
DepthBits: 24
BitsPerPixel: 32
Samples: 1
MaxFrames: 200
Renderer: LWJGL-OpenGL2
Anisotropic: 16
DynamicLights: 100 Quality: 2
ViewDistance: 21 (LOD: 50)
LS(Q)/LG/ENV/PHD/NM/FOD/FXAA/SPEC/REFR/SSAO/INST: 1(110)/1/1/1/1/1/0/1/1/1/1/
/////////////////////////////////////////////////////////////////////////////////
Graphics: GeForce GTX 680/PCIe/SSE2 Vendor: NVIDIA Corporation OpenGL version: 4.5.0 NVIDIA 358.50
Accelerated Memory: Indeterminate
GLMaxTextureSize: 16384
GLMaxTextureImageUnits: 32
GLMaxArrayTextureLayers: 35071
GLMaxVertexTextureImageUnits: 32
GLMaxVertexUniforms: 4096
GLMaxFragmentUniforms: 4096
GLMaxVaryingFloats: 124
GLMaxVertexAttribs: 16
Capabilities: [FrameBuffer, FrameBufferMRT, FrameBufferMultisample, TextureMultisample, OpenGL20, OpenGL21, OpenGL30, OpenGL31, OpenGL32, OpenGL33, OpenGL40, GLSL100, GLSL110, GLSL120, GLSL130, GLSL140, GLSL150, GLSL330, GLSL400, VertexTextureFetch, GeometryShader, TesselationShader, TextureArray, TextureBuffer, FloatTexture, FloatColorBuffer, FloatDepthBuffer, PackedFloatTexture, SharedExponentTexture, PackedFloatColorBuffer, NonPowerOfTwoTextures, MeshInstancing, VertexBufferArray, Multisample, PackedDepthStencilBuffer, Srgb, FrameBufferBlit, TextureCompressionS3TC, TextureFilterAnisotropic, TextureCompressionETC1, TextureCompressionETC2, DepthTexture, IntegerIndexBuffer, SeamlessCubemap, BinaryShader]
/////////////////////////////////////////////////////////////////////////////////
Camera location: (0.0, 0.0, 0.0) Camera rotation: (0.0, 0.0, 0.0, 1.0)
Total running time: 3864.9717
/////////////////////////////////////////////////////////////////////////////////
H:/Steam/steamapps/common/RisingWorld/risingworld.jar (9418a72818c0261696df282d49b5c8da)
H:/Steam/steamapps/common/RisingWorld/core/jbullet.jar (6c76c153d9e916fe2ccca3c22d404129)
H:/Steam/steamapps/common/RisingWorld/core/jinput.jar (a0be2ae778b2f5d70d554c27d381dbcb)
H:/Steam/steamapps/common/RisingWorld/core/jinput-natives-linux.jar (0fae8f38711ae22308aaa47624b03691)
H:/Steam/steamapps/common/RisingWorld/core/jinput-natives-osx.jar (d56527074b3cb6f5f37eed6feaf42414)
H:/Steam/steamapps/common/RisingWorld/core/jinput-natives-windows.jar (ad8ac871336d6c386f131cf3ac99ddc8)
H:/Steam/steamapps/common/RisingWorld/core/jme3-core.jar (f372b84ef8978cb3cf3006509861e79e)
H:/Steam/steamapps/common/RisingWorld/core/jme3-desktop.jar (ae7e7d39b4d986a183cfcc55ac8293f6)
H:/Steam/steamapps/common/RisingWorld/core/jme3-effects.jar (1b6120bb1384e0b7e9a3616dec063340)
H:/Steam/steamapps/common/RisingWorld/core/jme3-jbullet.jar (f004ecc970d1be60197115b062e3b01f)
H:/Steam/steamapps/common/RisingWorld/core/jme3-lwjgl.jar (b810837411ce9676b7f7987bb9cc4052)
H:/Steam/steamapps/common/RisingWorld/core/jutils.jar (6b3285be8cbfdd0e8db706c6c994c0b9)
H:/Steam/steamapps/common/RisingWorld/core/lwjgl.jar (f8bf8c598432b3be2252b50b975155cb)
H:/Steam/steamapps/common/RisingWorld/core/lwjgl-natives-linux.jar (f829980d5628a32be0c3883205a817c3)
H:/Steam/steamapps/common/RisingWorld/core/lwjgl-natives-osx.jar (fbdf0fe173b29523aafacb7a6e0633c6)
H:/Steam/steamapps/common/RisingWorld/core/lwjgl-natives-windows.jar (8a2ad7ae35b81621979435716368be8f)
H:/Steam/steamapps/common/RisingWorld/core/stack-alloc.jar (13242768bfac6e72b5f08201d605ff39)
H:/Steam/steamapps/common/RisingWorld/core/vecmath.jar (abb54a743934f7177748d360a7b77fc4)
H:/Steam/steamapps/common/RisingWorld/data/server.jar (a830cb669ca3b92e420f31957371a754)
H:/Steam/steamapps/common/RisingWorld/data/commons.jar (21a4e5ba72267db88f136fac4c20930e)
H:/Steam/steamapps/common/RisingWorld/data/jiw/java-fmod.jar (09be87949d64687e89c8d8583b45f0d4)
H:/Steam/steamapps/common/RisingWorld/data/jiw/java-fmod-natives.jar (7660dadca5729d7b7297b77823b93357)
H:/Steam/steamapps/common/RisingWorld/data/jiw/jiw-gui.jar (63b15968aacb451dc7cb83f415a3674e)
H:/Steam/steamapps/common/RisingWorld/data/jiw/jiw-network.jar (207c45f7987951f29ba14e404613d07a)
H:/Steam/steamapps/common/RisingWorld/data/jiw/jiw-bytenetwork.jar (f76c170e0a309900cde0c91ce3daadd4)
H:/Steam/steamapps/common/RisingWorld/data/jiw/rcon.jar (3c431d380678d786cb9d1ddc14972641)
H:/Steam/steamapps/common/RisingWorld/lib/sqlite-jdbc.jar (5fa420d75512d78ba9b08143ddca61b7)
H:/Steam/steamapps/common/RisingWorld/lib/luaj.jar (35b99210e527b306ca52158f1479894d)
H:/Steam/steamapps/common/RisingWorld/data/assets/interface.jar (9b2bfa9ed0bcf49fe1b2ea09a5bcb8df)
H:/Steam/steamapps/common/RisingWorld/data/assets/materials.jar (3ffe1992dc52bcdae87134ba2711d18b)
H:/Steam/steamapps/common/RisingWorld/data/assets/models.jar (9b2200c4e44a82c47bcd851f71bb08f9)
H:/Steam/steamapps/common/RisingWorld/data/assets/textures.jar (7395692f77c966e5ab8e23a6dde0fc5b)
/////////////////////////////////////////////////////////////////////////////////
Error details:
Uncaught exception thrown in Thread[jME3 Main,5,main]
java.lang.NullPointerException
at com.jme3.bullet.PhysicsSpace.addRigidBody(PhysicsSpace.java:574)
at com.jme3.bullet.PhysicsSpace.addCollisionObject(PhysicsSpace.java:412)
at q.a.c(SourceFile:667)
at q.a.update(SourceFile:182)
at com.jme3.app.state.AppStateManager.update(AppStateManager.java:287)
at content.Game.resetGameContext(SourceFile:2113)
at q.c.onButtonReleaseEvent(SourceFile:1448)
at de.jiw.gui.elements.Button.onMouseButtonEvent(Button.java:419)
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:98)
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)
