When I try to submit my app with the new seed Xcode 7.1 beta (7B60) I receive a weird error by which it complaints that there is \"No accounts with iTunes connect access - i
Let me tell you what worked for me. I was getting the same issue.
Later I figured out that I was using OpenDNS to control my network and when I disabled the OpenDNS it works just fine and the issue got solved.
So, people looking for solution check whether you have firewalls. Keep it as one of your check lists.
Correct me if I am wrong.
P.S. I also tried the above given solutions but nothing worked for me until I disabled the firewall.