There is one more change in that fix:

Code:
;------------------------------------------
Trigger Impostor_in_GovNomad
WhenToTest CharacterTurnEnd

    Condition EndedInSettlement
          and Trait Impostor > 0
          and SettlementBuildingExists = govnomad

  Affects Impostor  -1  Chance  100
Search for Impostor_in_Type4 and paste it below that trigger.