This bug was fixed in the package software-properties - 0.82.4
--------------- software-properties (0.82.4) precise; urgency=low
* Move KeysModified signal so add-apt-repository doesn't crash. (LP: #926152) -- Marc Deslauriers <email address hidden> Fri, 03 Feb 2012 15:54:57 -0500
This bug was fixed in the package software-properties - 0.82.4
---------------
software-properties (0.82.4) precise; urgency=low
* Move KeysModified signal so add-apt-repository doesn't crash.
(LP: #926152)
-- Marc Deslauriers <email address hidden> Fri, 03 Feb 2012 15:54:57 -0500