Originally Posted by Belgarath

The Games directory is for ADF's only, WHDLoad comes under extras, so just make sure they are in a directory called WHDLoad that is in your extras path

And make sure that GameBase Amiga is pointing to the main extras path, not the WHDLoad subdir or any other subdirs.

edit: you can see the directory structure here http://gbamiga.elowar.com/wiki/installing:directories