Can't find the link at the moment, but I switched to client for 07 because of the same problem. Fixes everything, only annoying thing is there is no link to the world map :(
I don't know how much you've trained this account yet, but remember to quest every single thing you can. Remeber that as an obby tank, you won't need as high constitution as it would be nearly impossible for other level 68s to hit you. I would reccomend to use Soul Wars or Pest Control to get...