You have to indicate a destination path/file otherwise airodump-ng does not save the handshake
You should use filters for the bssid and for the canal of your access point
[code](sudo) airodump-ng mon0 --bsssid XX:XX:XX:XX:XX:XX --channel X -w /destina...
You should use filters for the bssid and for the canal of your access point
[code](sudo) airodump-ng mon0 --bsssid XX:XX:XX:XX:XX:XX --channel X -w /destina...