safestrap rom problem topic

i have a droid razr m
running 98.30.1
root only

i am trying to use safestrap 3.11 to flash a custom rom and every attempt has failed stating unable to open zip file i have tried multiple download links and roms and still nothing. also tried internal and external storage...other attempts were done on older versions of safestrap and still nothing

the only rom i was successful with was the rage m rom