Have the same issue with Natty, I had to add http_proxy and https_proxy to my bashrc, and doing the #7 trick (adding https_proxy to the list).
-- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/516032 Title: add-apt-repository doesn't work behind a proxy -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs