NullReferenceException when carrying deployable probodyne science in EVA

[aidygus]

When trying to place the probodyne deployable science module in EVA the frame rate tanks and this error message is repeated continuously in the log

`NullReferenceException: Object reference not set to an instance of an object
at RemoteTech.Modules.ModuleSPU.UpdateControlState () [0x0005f] in :0
at RemoteTech.Modules.ModuleSPU.FixedUpdate () [0x00011] in :0
UnityEngine.DebugLogHandler:Internal_LogException(Exception, Object)
UnityEngine.DebugLogHandler:LogException(Exception, Object)
ModuleManager.UnityLogHandle.InterceptLogHandler:LogException(Exception, Object)
UnityEngine.Logger:LogException(Exception, Object)
UnityEngine.Debug:CallOverridenDebugHandler(Exception, Object)

(Filename: Line: 0)
`
After placing the part on the ground, quicksaving and reloading it returns to normal. Error only appears when part is in the kerbals inventory