Confirmed in Ubuntu 9.10. It's more of an annoyance than anything.
** Changed in: update-manager (Ubuntu)
Status: New = Confirmed
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After Checking for new updates in Ubuntu Update Manager and recieving error of
invalid or missing authentication key from Repo, the Close button is not
apport information
** Changed in: update-manager (Ubuntu)
Assignee: (unassigned) = Ubuntu Desktop (ubuntu-desktop)
** Tags added: apport-collected
** Description changed:
Binary package hint: update-manager
- Due this loosing of focus, the Enter button on keyboard does not work
- -