I did as well. They should work fine chances are you forgot to put the graphics for the typebattleicons in the folder with the RB file.
You can use the compatability graphics from the main post or the regular graphics. As long as the mod and the typebattleicon graphic are in the same folder. (Regular graphics should be in the zip with the swm files
Talked with pyro they are working with the current reborn team to implement the full mod and then some into the base game. This lite version will eventually be superfluous.