The bug in is resolved in 0.14.1 (Edgy and upstream) and 0.14.2
(Feisty). Closing.
PS: it might be desirable to upgrade 6.06 LTS to 0.14.2-2 too.
** Changed in: planner (Ubuntu)
Status: Fix Committed => Fix Released
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Please update planner to 0.14.1
https://launchpad.net/bugs/64973