I am having a problem getting started ethminer.exe is giving me an error please could someone help me get mining



I made a .bat file with ethminer -G -F http://eth-mine.suprnova.cc:3000/******.*****/yourhashrate.in.MH

I am a mining noob and last time I did any mining the config file was all done for me,

I am on win10 trying to mine with my XFX R9 295x2