Yes, It worked for me, After the second from the above step still I was getting an error. But as per Korny suggestion; it worked for me!!!! Thank you Korny.
$ sudo bash # export https_proxy=http://www.example.com:8000/ # add-apt-repository ppa:<whatever> -- add-apt-repository doesn't work behind a proxy https://bugs.launchpad.net/bugs/516032 You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs