I just had KSP permanently freezing when trying to undock, using the dev136 build. But as I don't know how messages belong together, is it more likely MechJeb or RemoteTech causing the crash? [LOG 19:59:30.175] RemoteTech: SatelliteManager: OnVesselCreate(00000000-0000-0000-0000-000000000000, ) [LOG 19:59:30.179] RemoteTech: SatelliteManager: Unregister(ModuleSPU(, 19c612b6-2d19-4b66-88f4-7fbf971ef3ad)) [EXC 19:59:30.181] NullReferenceException: Object reference not set to an instance of an object [ERR 19:59:30.203] MechJeb module MechJebModuleThrustController threw an exception in Drive: System.NullReferenceException: Object reference not set to an instance of an object at MuMech.CelestialBodyExtensions.RealMaxAtmosphereAltitude (.CelestialBody body) [0x00000] in <filename unknown>:0 at MuMech.VesselState.TerminalVelocity () [0x00000] in <filename unknown>:0 at MuMech.MechJebModuleThrustController.TerminalVelocityThrottle () [0x00000] in <filename unknown>:0 at MuMech.MechJebModuleThrustController.Drive (.FlightCtrlState s) [0x00000] in <filename unknown>:0 at MuMech.MechJebCore.Drive (.FlightCtrlState s) [0x00000] in <filename unknown>:0 [LOG 19:59:30.388] Docking to vessel Minimus QuadroLaunch MKII [EXC 19:59:30.530] StackOverflowException: The requested operation caused a stack overflow. [EXC 19:59:31.397] NullReferenceException: Object reference not set to an instance of an object last line repeating until killed...