Same problem here. Cant inject relax, the program says "Loading..." for about 30 seconds and then closes.
e: Actually i think there might be something wrong with my game, i had 24k beatmaps now it says i only have ~2k. Going to process my beatmaps and see if that'll fix it. 2nd e: Didnt work, i just think that the cheat is down temporarily and we just need to be patient