I had the same issue. You need to go to Curse.com or the official Auctioneer site, so you can access the old versions. Get the latest version that supports WotLK (the bundle is not the latest I think). It SHOULD work after that, it did for me at least. If not, you may need to Google what specific ve...

You can freeze XP in-game manually by talking to a certain NPC. In Orgrimar Slahtz is in the Hall of the Brave, while in Stormwind Behsten is in the War Room in the Keep. They are stealth but you will see them no matter. It costs 10g to freeze/unfreeze. This is a standard feature that was in retail,...