Here are 2 UAE's configured WHDLoad & HDF ofr Kaiser (De) for Amiberry v2.14 for RetroPie working perfectly.
Simply place UAE's in you pi folder here
/home/pi/RetroPie/roms/amiga
And place HDF in you pi folder here
/home/pi/RetroPie/roms/amiga-data/Games_HDF
And place WHDLoad game folder in you pi here
/home/pi/RetroPie/roms/amiga-data/Games_WHDLoad
Reboot Emulation Station. And you will be able to see the game entry in Emulation Station and launch it.
Kaiser UAE's & Data.rar
http://www97.zippyshare.com/v/ZWuHwk8N/file.html
If you are on an earlier version of Amiberry let me know and I will create uae's for that specific version.