Hi, I am trying to use the apex autorigbuilder with the addgroom node and I cannot get it to work. In the sceneanimate state, the hair does not follow the rig. I attached a screenshot and a minimal Scene. I tried with 21.0.499
You were pretty close, just missing 2 crucial steps. Please log a bug with your hip file for some better error reporting. I've attached the 2 fixes I made to it.