Yep same problem, tilemap is null (now I can't even start HB because of auth issues)
same here tilemap issue i usually just reload the game and it works. but also having "no data for *.etm"
No data for Northrend_26_24.etm
No data for Northrend_27_23.etm
No data for Northrend_25_21.etm
No data for Northrend_24_22.etm
No data for Northrend_24_24.etm