gba EZ Flash 4

I just got an EZ Flash IV. Its not working. I put the ezfla_up_20150824 file in the root and when I turn it on it says "Find_ezfla__up.bin,updating
Erasing_OK


Write_complete

Restart
No_Loader_found

fat initial 1
(the above art is in a yellow bar)
Any help would be greatly appreciated. Thanks so much!!!