message: fix InviteDialog crash
diff: @@ -349,7 +349,7 @@ export default class InviteDialog extends React.PureComponent {
  // Also pull in all the rooms tagged as DefaultTagID.DM so we don't miss anything. Sometimes the
  // room list doesn't tag the room for the DMRoomMap, but does for the room list.
  - const dmTaggedRooms = RoomListStore.instance.orderedLists[DefaultTagID.DM];
  + const dmTaggedRooms = RoomListStore.instance.orderedLists[DefaultTagID.DM] || [];
  const myUserId = MatrixClientPeg.get().getUserId();
  for (const dmRoom of dmTaggedRooms) {
  const otherMembers = dmRoom.getJoinedMembers().filter(u => u.userId !== myUserId);
  