Sorry, but I have tha same problem, instead this is marked as Fix Released.
I have tried: user@ubuntu:~$ sudo add-apt-repository ppa:~kernel-ppa/mainline/v3.3-precise/ [sudo] password for user: Traceback (most recent call last): File "/usr/bin/add-apt-repository", line 88, in <module> ppa_info = get_ppa_info_from_lp(user, ppa_name) File "/usr/lib/python2.7/dist-packages/softwareproperties/ppa.py", line 83, in get_ppa_info_from_lp return json.loads(lp_page) File "/usr/lib/python2.7/json/__init__.py", line 326, in loads return _default_decoder.decode(s) File "/usr/lib/python2.7/json/decoder.py", line 366, in decode obj, end = self.raw_decode(s, idx=_w(s, 0).end()) File "/usr/lib/python2.7/json/decoder.py", line 384, in raw_decode raise ValueError("No JSON object could be decoded") ValueError: No JSON object could be decoded user@ubuntu:~$ ---------------------------------------------------------------------------------------------------------------------------------- the ppa is properly wrong, but this should bot throw an error. I am on Ubuntu11.10 64bit with software-properties-common 0.81.13.3 -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/861258 Title: add-apt-repository crashed with ValueError in raw_decode(): No JSON object could be decoded To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/software-properties/+bug/861258/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs