
Actually, they do work..gba files don't work. Use a different file type.
I can quote the gbaemu4ds post. It says, "the ending must be .agb, .bin or .mb (.gba dose not work at the moment (this does not work because wood disallows it. I can't fix that. Ask the creator of wood." It doesn't work on wood firmware, which most people use.Actually, they do work.