Ok I think this bug is same as bug-1239893: https://bugs.launchpad.net/ubuntu/+source/software-properties/+bug/1239893. It is fixed in software-properties - 0.92.28
Ok I think this bug is same as bug-1239893: https:/ /bugs.launchpad .net/ubuntu/ +source/ software- properties/ +bug/1239893. It is fixed in software-properties - 0.92.28