i think he means channel i had a similar problem .
when you hit the point of the "aireplay-ng" command for the second time make sure to use this ...
aireplay-ng -3 -b (theyre bssid) -h (your mac...

i am having the same issue target is on "ch 1" my card is on "ch 6" i have searched everywhere i can think of no answers.i noticed in " airodump-ng --help" there was a command to change the channel...

hello men /women im new to this forum and to backtrack its great so far ,im hoping to learn more ,ive mastered windows junk now its time to move up to the big leagues.