On my work computer, everything works fine, but on my home computer I get a "uable to read lfuse properly" error, what did I do wrong?

C:nkrun>make avrdude -c avr109 -p m168 -b 115200 -P COM4 -U flash:w:initialload.hex:a

Connecting to programmer: . Found programmer: Id = "FDL v02"; type = S Software Version = 0.2; No Hardware Version given. Programmer supports auto addr increment. Programmer supports buffered memory access with buffersize=128 bytes.

Programmer supports the following devices: Device code: 0x35

avrdude: AVR device initialized and ready to accept instructions

Reading | ################################################## | 100% 0.00s

avrdude: Device signature = 0x1e9406 avrdude: safemode: Verify error - unable to read lfuse properly. Programmer may not be reliable. avrdude: safemode: To protect your AVR the programming will be aborted

avrdude done. Thank you.

make: *** [initialload-upload] Error 1