sdbg,
Here is my output of sources.list file:
Copy it and try again.cat /etc/apt/sources.list
#
# deb cdrom:[Debian GNU/Linux 2016.1 _Kali-rolling_ - Official Snapshot amd64 LIVE/INSTALL Binary 20160830-11:29]/ kali-rolling contrib main non-free
#deb cdrom:[Debian GNU/Linux 2016.1 _Kali-rolling_ - Official Snapshot amd64 LIVE/INSTALL Binary 20160830-11:29]/ kali-rolling contrib main non-free
deb http://http.kali.org/kali kali-rolling main contrib non-free
#deb-src http://http.kali.org/kali kali main non-free contrib