Thank you in advance for taking your time to help me! If the sim doesn't have one of the Forced traits, SP will replace an existing trait with that one. If one of the sim's traits is on the Disallow list, SP will replace it. NRaas > StoryProgression > Sim Options > Sim: Disallow Trait Sim: Forced Trait Puzzlezaddict post_id=91699 time=1667599149 user_id=17934 wrote:ĭo you have StoryProgression installed, and if so, have you set it to disallow certain traits, or to force certain traits? To see whether this is the cause of your sims' changing traits, click on one of the affected sims and select: