I am getting this:
>fboot17.exe -b57600 -c3 -p50_robot_sharpIR.hex -v50_robot_sharpIR.hex
COM 3 at 57600 Baud: Connected
Bootloader V1.7
Target: 1E9307 ATmega8
Buffer: 960 Byte
Size available: 7680 Byte
File 50_robot_sharpIR.hex open failed !
Program-Error
I have followed the instructions on the website here, went through em twice.
I have the hex file in the proper folder.