When Amiberry starts press F12 and select the Hard Drives/CD TAB is where the information is stored as to where the WHDLoad game is stored and the Bootloader but you do not have to touch this as it is pre configured in the games UAE file.
Transfer Game folder via FTP into location here on the pi
/home/pi/RetroPie/roms/amiga-data/Games_WHDLoad/KaiserDe
Transfer the config file
Kaiser (De).uae via FTP into the location here in the pi
/home/pi/RetroPie/roms/amiga/
You will notice in the games uae config file
Kaiser (De).uae I have sent you it is already pre-configured to boot. you can open the kaiser uae file with notepad to look at it.
Code:
; *** Hard Drives
;
filesystem2=rw,DH0:DH0:/home/pi/RetroPie/roms/amiga-data/_BootWHD/,10
uaehf0=dir,rw,DH0:DH0:/home/pi/RetroPie/roms/amiga-data/_BootWHD/,10
filesystem2=rw,DH1:games:/home/pi/RetroPie/roms/amiga-data/Games_WHDLoad/KaiserDe/,0
uaehf1=dir,rw,DH1:games:/home/pi/RetroPie/roms/amiga-data/Games_WHDLoad/KaiserDe/,0
;