I can confirm this issue (the forgetting of an unbind) in version 2.2.6. It is no longer present in 2.4.0, which was recently released. It is, however, not an easy patch to backport. So with a little patience... you will be freed from this annoyance in a next version of Ubuntu.
I can confirm this issue (the forgetting of an unbind) in version 2.2.6. It is no longer present in 2.4.0, which was recently released. It is, however, not an easy patch to backport. So with a little patience... you will be freed from this annoyance in a next version of Ubuntu.