message: Don't try show saved thread panel state if threads is disabled
diff: @@ -249,6 +249,9 @@ export default class RightPanelStore extends ReadyWatchingStore {
  private filterValidCards(rightPanelForRoom?: IRightPanelForRoom) {
  if (!rightPanelForRoom?.history) return;
  rightPanelForRoom.history = rightPanelForRoom.history.filter((card) => this.isCardStateValid(card));
  + if (!rightPanelForRoom.history.length) {
  + rightPanelForRoom.isOpen = false;
  + }
  }
  private isCardStateValid(card: IRightPanelCard) {
  @@ -259,7 +262,11 @@ export default class RightPanelStore extends ReadyWatchingStore {
  // or potentially other errors.
  // (A nicer fix could be to indicate, that the right panel is loading if there is missing state data and re-emit if the data is available)
  switch (card.phase) {
  + case RightPanelPhases.ThreadPanel:
  + if (!SettingsStore.getValue("feature_thread")) return false;
  + break;
  case RightPanelPhases.ThreadView:
  + if (!SettingsStore.getValue("feature_thread")) return false;
  if (!card.state.threadHeadEvent) {
  console.warn("removed card from right panel because of missing threadHeadEvent in card state");
  }
  