After installing and following all the instructions for XDCC Ripper...

:Copy ALL files to: mircdir\System\Remotes\
2.In Status Windows Text Box Type: /load -rs System\Remotes\ripload.mrc
3.Look for LOAD XDCCRIPPER button in Nick List
4.Click It,and Check The Nick List Again,There Will Be A New Menu
5.Enjoy!!

Look for load xdccripper button in Nick List? I assume the nick list is the column on the right with all the users in that channel?
I cant find a button, what am I missing. Im in an undernet channel that has xdcc when Im doing this. Help