Exception on Crew being killed

[Lisias]

On KSP 1.4.3 - check newer ones.

[LOG 12:50:55.652] [PlanetariumCamera]: Focus: Bill Kerman
[WRN 12:50:55.666] [Part]: kerbalEVA (Bill Kerman) holds crew but has no interior model defined!
[ERR 12:50:55.669] Exception handling event onVesselChange in class KourageousTouristsAddOn:System.NullReferenceException: Object reference not set to an instance
 of an object
  at KourageousTourists.KourageousTouristsAddOn.reinitVessel (.Vessel vessel) [0x00000] in <filename unknown>:0
  at KourageousTourists.KourageousTouristsAddOn.OnVesselChange (.Vessel vessel) [0x00000] in <filename unknown>:0
  at EventData`1[Vessel].Fire (.Vessel data) [0x00000] in <filename unknown>:0

[EXC 12:50:55.671] NullReferenceException: Object reference not set to an instance of an object
    KourageousTourists.KourageousTouristsAddOn.reinitVessel (.Vessel vessel)
    KourageousTourists.KourageousTouristsAddOn.OnVesselChange (.Vessel vessel)
    EventData`1[Vessel].Fire (.Vessel data)
    UnityEngine.DebugLogHandler:LogException(Exception, Object)
    KSPe.Util.Log.UnityLogDecorator:UnityEngine.ILogHandler.LogException(Exception, Object)
    ModuleManager.UnityLogHandle.InterceptLogHandler:LogException(Exception, Object)
    UnityEngine.Debug:LogException(Exception)
    EventData`1:Fire(Vessel)
    FlightGlobals:setActiveVessel(Vessel, Boolean)
    FlightGlobals:ForceSetActiveVessel(Vessel)
    <SwitchToEVAVesselWhenReady>c__Iterator0:MoveNext()
    UnityEngine.SetupCoroutine:InvokeMoveNext(IEnumerator, IntPtr)