I've created a patch for this. See the two merge requests:
https://code.launchpad.net/~straemer/ubuntu/quantal/update-manager/fix-for-1058070/+merge/136000
https://code.launchpad.net/~straemer/ubuntu/quantal/software-properties/fix-for-1058070/+merge/136001
I've created a patch for this. See the two merge requests:
https:/ /code.launchpad .net/~straemer/ ubuntu/ quantal/ update- manager/ fix-for- 1058070/ +merge/ 136000
https:/ /code.launchpad .net/~straemer/ ubuntu/ quantal/ software- properties/ fix-for- 1058070/ +merge/ 136001