1. You need to upgrade to WOTLK client to version 3.0.3 (9183)
2. You need a WOTLK database version that supports 3.0.3 (9183)
3, You need a 3.0.3 compatable version of AD.exe
Copy the AD.exe to WOTLK directory, make a folder called maps
Run AD.exe & copy the Maps folder & dbc folder back to your mangos folder.
You do not need vmaps
4. edit with notepad c:\\mangos\\mangosd.conf
Expansion = 2
5. Update realmd database using navicat or sqlyog
edit realmd database, table account, field expansion = 2
or
Run c:\\mangos\\realmd.exe (minimise)
Run c:\\mangos\\mangosd.exe
Click in the DOS window called MANGOSD.EXE
Press enter to get a prompt mangos>
type
mangos> account create $account $password
eg mangos> account create player fun
mangos> account set addon $account 2
eg mangos> account set addon player 2
login to wow using player & password fun